Q: Is 356,820 a Prime Number?
A: No, 356,820 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 356820 can be evenly divided by 1 2 3 4 5 6 10 12 15 19 20 30 38 57 60 76 95 114 190 228 285 313 380 570 626 939 1,140 1,252 1,565 1,878 3,130 3,756 4,695 5,947 6,260 9,390 11,894 17,841 18,780 23,788 29,735 35,682 59,470 71,364 89,205 118,940 178,410 and 356,820, with no remainder.
Since 356,820 cannot be divided by just 1 and 356,820, it is not a prime number.