Q: Is 357,240 a Prime Number?
A: No, 357,240 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 357240 can be evenly divided by 1 2 3 4 5 6 8 10 12 13 15 20 24 26 30 39 40 52 60 65 78 104 120 130 156 195 229 260 312 390 458 520 687 780 916 1,145 1,374 1,560 1,832 2,290 2,748 2,977 3,435 4,580 5,496 5,954 6,870 8,931 9,160 11,908 13,740 14,885 17,862 23,816 27,480 29,770 35,724 44,655 59,540 71,448 89,310 119,080 178,620 and 357,240, with no remainder.
Since 357,240 cannot be divided by just 1 and 357,240, it is not a prime number.