Q: Is 352,640 a Prime Number?
A: No, 352,640 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 352640 can be evenly divided by 1 2 4 5 8 10 16 19 20 29 32 38 40 58 64 76 80 95 116 128 145 152 160 190 232 290 304 320 380 464 551 580 608 640 760 928 1,102 1,160 1,216 1,520 1,856 2,204 2,320 2,432 2,755 3,040 3,712 4,408 4,640 5,510 6,080 8,816 9,280 11,020 12,160 17,632 18,560 22,040 35,264 44,080 70,528 88,160 176,320 and 352,640, with no remainder.
Since 352,640 cannot be divided by just 1 and 352,640, it is not a prime number.