Q: Is 358,720 a Prime Number?
A: No, 358,720 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 358720 can be evenly divided by 1 2 4 5 8 10 16 19 20 32 38 40 59 64 76 80 95 118 152 160 190 236 295 304 320 380 472 590 608 760 944 1,121 1,180 1,216 1,520 1,888 2,242 2,360 3,040 3,776 4,484 4,720 5,605 6,080 8,968 9,440 11,210 17,936 18,880 22,420 35,872 44,840 71,744 89,680 179,360 and 358,720, with no remainder.
Since 358,720 cannot be divided by just 1 and 358,720, it is not a prime number.