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Is ninety nine a composite or prime?

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Anonymous

 ∙ 8y ago
Updated: 9/18/2023

99 = 3 x 3 x 11. For any number up to 100, you can quickly determine whether it is composite by trying to divide by 2, 3, 5, and 7. For larger numbers, you may need to test more factors, up to the square root of the number.

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 ∙ 14y ago

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 ∙ 8y ago
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Is nine a prime or a composite?

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Is thirty nine prime or composite?

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Is ninety eight composite or prime?

A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite. 98 is composite.

What is 99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999 in words?

Oh, what a delightful number! Let's paint a picture with words: that number is nine hundred ninety-nine tredecillion, nine hundred ninety-nine duodecillion, nine hundred ninety-nine undecillion, nine hundred ninety-nine decillion, nine hundred ninety-nine nonillion, nine hundred ninety-nine octillion, nine hundred ninety-nine septillion, nine hundred ninety-nine sextillion, nine hundred ninety-nine quintillion, nine hundred ninety-nine quadrillion, nine hundred ninety-nine trillion, nine hundred ninety-nine billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine. Isn't that just lovely?

What are the factors of 9 and is it prime or composite?

Nine is composite. The factors of 9 are: 1 3 9

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