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How many prime numbers less than 1000 are even?
One of them.
How many prime numbers are greater than 90 but less than 100?
One: 97
How many prime numbers are less than 120?
120*1div2*2div3*4div5=32
What prime numbers are even and less than 100?
There is only one prime number which is even - that is 2 - and it also happens to be less than 100. All other prime numbers are odd.
How many prime numbers are greater than 20 but less than 25?
23 is the answer
How many prime numbers are there less than 220?
There are 48 prime numbers less than 220.
How many prime numbers are there less than 102?
There are 27 prime numbers less than 102.
How many prime numbers are there that less than 50?
There are 15 prime numbers less than 50
How many prime numbers are less than 1500?
They are 239 prime numbers less than 1500.
How many prime numbers less than 100?
There are 25 prime numbers less than 100
How many prime numbers are less than 10000?
There are 1229 prime numbers that are less than 10000.
How many prime numbers are less then 100?
There are 25 prime numbers less than 100
How many prime numbers are less then 200?
There are 46 prime numbers less than 200.
How many prime numbers are there less than 1000000000?
999,999,999 numbers less than 1,000,000,000.
How many prime numbers less than 100 contain an 8?
The prime numbers less than 100 that contain an 8 are 83 and 89. So, there are two prime numbers that are less than 100 and contain an 8.
How many prime numbers are there less than 1000000?
The are 78498 prime numbers smaller than 1 million.
How many prime numbers are there under 50?
There are 15 prime numbers less than 50.
