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Q: What numbers under 100 have at least a 2 or 5 in their prime factorization?

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25 prime numbers under 100

There are 15 prime numbers less than 50.

No.

No.

There are 168 prime numbers under 1,000 . There are also 25 primes under 100, 62 primes under 300, and 95 primes under 500

Related questions

If you look at the related question, "What are the prime factors of the numbers from 1 to 200?" (provided in the link below), take the prime numbers, and show them with multiplication signs between them, then you will have the prime factorization. Examples: The prime factors of 15 are 3 and 5. Therefore, the prime factorization is 3 x 5. The prime factors of 42 are 2, 3, and 7. Therefore, the prime factorization is 2 x 3 x 7. The prime factors of 64 are 2, 2, 2, 2, 2, and 2. Therefore, the prime factorization is 2 x 2 x 2 x 2 x 2 x 2. If you want the prime factorization of a specific number, it is sometimes listed under questions of the form, "What are the prime factors of __?" or "What are the factors of __?" or "What are the factors and prime factors of __?"

They are the multiples of 10, from 10 to 90.

Prime Numbers under 6 are 2,3,5

There are 34 prime numbers under 140.

The prime numbers under 16 are 2,3,5,7,11 & 13.

25 prime numbers under 100

All the numbers from 2 to 19 are multiples of prime numbers.

168 prime numbers under 1000.

There are 15 prime numbers less than 50.

no, not all prime numbers are closed under addition. why? because, when you add 2 prime numbers you will not always get a prime number. example: 5+3= 8 5 and 3 are prime numbers but their sum is 8 which is a composite number..

No.

No.

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