Q: Is 671,520 a Prime Number?
A: No, 671,520 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 671520 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 240 480 1,399 2,798 4,197 5,596 6,995 8,394 11,192 13,990 16,788 20,985 22,384 27,980 33,576 41,970 44,768 55,960 67,152 83,940 111,920 134,304 167,880 223,840 335,760 and 671,520, with no remainder.
Since 671,520 cannot be divided by just 1 and 671,520, it is not a prime number.