All of them except for 61 and 67 which are prime numbers
70 and 90
The composite numbers between 45 and 70 are 46, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 60, 62, 63, 64, 65, 66, 68, and 69. Composite numbers are those that have more than two positive divisors. These numbers can be divided evenly by numbers other than 1 and themselves.
51,52,54,55,56,57,58,60,62,63,64,65,66,68,69 are the composite numbers between 50 and 70.
Two prime numbers, 61 and 67, are the only prime numbers between 60 and 70.
452
Between 60 and 70 the composite numbers are: 62, 63, 64, 65, 66, 68, 69. 60 and 70 are also composite.
60, 62, 63, 64, 65, 66, 68, 69, 70
All are composite except 61 and 67. Composite numbers: 60, 62, 63, 64, 65, 66, 68, 69, 70
The composite numbers between 70 and 80 are 72, 74, 75, 76, 77 and 78.
Composite numbers less than 70 and greater than 60 are 62, 63, 64, 65, 66, 68 and 69.
70 and 90
There are two prime numbers between 60 and 70.
61 and 67 are the two prime numbers between 60 and 70.
51
60, 62, 63, 64, 65, 66, 68, 69, 70
51,52,54,55,56,57,58,60,62,63,64,65,66,68,69 are the composite numbers between 50 and 70.
Two prime numbers, 61 and 67, are the only prime numbers between 60 and 70.