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No, 999999999999999999999 is not a prime number. A prime number is a natural number greater than 1 that cannot be formed by multiplying two smaller natural numb Read more          Numbers          What is 20000000000 in words?  Asked by Wiki User    Oh, dude, you're really making me work here. That number is like twenty billion in words. So, if you're ever in a super fancy math class and the teacher asks yo Read more          Math and Arithmetic    +2          Is 9 out of 7 a rational or an irrational number?  Asked by Wiki User    9 out of 7 is a rational number. A rational number is any number that can be expressed as a fraction where the numerator and denominator are integers, and the d Read more          Numbers          What is the union of integers and rational numbers?  Asked by Wiki User    Oh, dude, the union of integers and rational numbers is just all the numbers you can think of, like your whole math squad hanging out together. Integers are lik Read more          Numbers          What is 16345 expanded?  Asked by Wiki User    In mathematics, expanding a number typically refers to breaking it down into its constituent parts based on its place value. For the number 16345, we can expand Read more          Numbers          What is the value of 10100-1111 in binary number system?  Asked by Wiki User    Oh, dude, let's break it down. So, in binary, 10100 minus 1111 is like doing basic subtraction, but with 1s and 0s. When you subtract 1111 from 10100, you get 1 Read more          Numbers          What is the number after 999 milinilion?  Asked by Wiki User    The number after 999 million is 1 billion. In the international numbering system, one billion is equal to 1,000 million. So, after 999 million, the next number  Read more          Numbers          What is this number called 10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000?  Asked by Wiki User    The number you provided is called a "googol." It is equal to 10 raised to the power of 100, or 1 followed by 100 zeros. This number was famously intro Read more          Math and Arithmetic    +2          Why do some numbers have two dots above them?  Asked by Wiki User    Ah, those little dots above numbers are called an umlaut! They can change the way the number is pronounced, giving it a different sound or emphasis. It's like a Read more          Math and Arithmetic    +4          Write a qbasic program to print the squares and cubes of first 10 natural numbers?  Asked by Wiki User    10 CLS 20 FOR n = 1 to 10 30 PRINT n, n^2, n^3 40 NEXT n 50 PRINT: PRINT: PRINT "Touch 'x' to go again, any other key to end." 60 INPUT a$ 70 IF a$ = "X" or a$  Read more          Math and Arithmetic    +1          How many numbers can go into 70?  Asked by Wiki User    Oh, dude, like, there are a bunch of numbers that can go into 70. You've got 1 and 70, obviously, and then 2, 5, 7, 10, 14, 35... the list goes on. So, like, th Read more          Electronics Engineering    +1          What does the 1 in binary number 100000 means?  Asked by Wiki User    Oh, dude, the 1 in binary number 100000 represents the value of 1 in the place value of 2^5 (32). So, like, it's saying there are 32 of something there, like 32 Read more          Numbers          How do you spell 4000 in words?  Asked by Wiki User    Oh, dude, you spell 4000 as F-O-U-R T-H-O-U-S-A-N-D. Like, it's not rocket science, you know? Just take the numbers and turn them into letters. Easy peasy lemon Read more          Computer Terminology    +1          What is bigger than a Websitebyte?  Asked by Wiki User    In terms of digital storage capacity, a Websitebyte is not a standard unit of measurement. The typical units used for measuring digital storage capacity are byt Read more          Science    +3          What is 11.5 rounded to the nearest whole number?  Asked by Wiki User    When rounding 11.5 to the nearest whole number, you look at the digit immediately to the right of the decimal point, which is 5. Since 5 is equal to or greater  Read more          Roman Numerals    +2          What is XXXXI in roman numerals?  Asked by Wiki User    In Roman numerals, XXXXI is not a valid representation. The Roman numeral system is based on seven symbols: I, V, X, L, C, D, and M, each with a specific value. Read more          Numbers          How do you write 210 million in numbers?  Asked by Wiki User    210,000,000.0  Note the use of commas at every third digit. and a fullstop/period to separate the number from decimals.