Q: How many natural numbers less than 100 are relatively prime to 15?

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There are 25 prime numbers less than 100

There are 46 prime numbers less than 200.

The prime numbers less then 86 are; 2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79 and 83.

The natural numbers are the counting numbers. Therefore, the natural numbers less than 31 are the numbers from 1 to 30.

They are 239 prime numbers less than 1500.

Related questions

If odd natural numbers are less than 8, then they are prime.

Eleven numbers less than 105 are relatively prime to 105. They are 82, 83, 86, 88, 89, 92, 94, 97, 101, 103, and 104.

Yes, two integers with no common prime factors are called "relatively prime." Fractions that are less than 1 and in "simplified form" have numerators and denominators that are relatively prime, so they cannot be further reduced.

Since 167 is a prime, any number smaller that 167 will be relatively prime. So, the largest number less than 100, that is 99, is relatively prime.

The prime numbers that are less than 14 are: 2,3,5,7,11,13.

There are 35 prime numbers less than 150.

There are 25 prime numbers less than 100

There are 46 prime numbers less than 200.

The prime numbers less then 86 are; 2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79 and 83.

There are no negative prime numbers.

There are 48 prime numbers less than 220.

There are 27 prime numbers less than 102.