The only numbers which multiply to 65 are 5 and 13, which are indeed 8 apart, but you need a minus sign somewhere...
61 67.
There are 6 prime numbers between 31 and 60, or 7 if 31 is included.
If you mean sixty-eight billion and forty-five thousandths, then it'd be 68,000,000,000.045. If you mean sixty-eight billion forty-five thousands, then it'd be 68,000,045,000.
2,060,008
30,000,061,088
No, sixty four (64) is a composite number (not a prime number) because it can be written as a product of numbers, specifically 8*8 (or 2^6).
73
2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59
61 67.
568
60.008
68/100 = 0.68
There are 6 prime numbers between 31 and 60, or 7 if 31 is included.
If you mean sixty-eight billion and forty-five thousandths, then it'd be 68,000,000,000.045. If you mean sixty-eight billion forty-five thousands, then it'd be 68,000,045,000.
2,060,008
(30,2)(20,3)(15,4)(12,5)(10,6)
1,000,168