Q: Is 671,280 a Prime Number?
A: No, 671,280 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 671280 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 2,797 5,594 8,391 11,188 13,985 16,782 22,376 27,970 33,564 41,955 44,752 55,940 67,128 83,910 111,880 134,256 167,820 223,760 335,640 and 671,280, with no remainder.
Since 671,280 cannot be divided by just 1 and 671,280, it is not a prime number.