Q: Is 77,520 a Prime Number?
A: No, 77,520 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 77520 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 17 19 20 24 30 34 38 40 48 51 57 60 68 76 80 85 95 102 114 120 136 152 170 190 204 228 240 255 272 285 304 323 340 380 408 456 510 570 646 680 760 816 912 969 1,020 1,140 1,292 1,360 1,520 1,615 1,938 2,040 2,280 2,584 3,230 3,876 4,080 4,560 4,845 5,168 6,460 7,752 9,690 12,920 15,504 19,380 25,840 38,760 and 77,520, with no remainder.
Since 77,520 cannot be divided by just 1 and 77,520, it is not a prime number.