Q: Is 355,880 a Prime Number?
A: No, 355,880 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 355880 can be evenly divided by 1 2 4 5 7 8 10 14 20 28 31 35 40 41 56 62 70 82 124 140 155 164 205 217 248 280 287 310 328 410 434 574 620 820 868 1,085 1,148 1,240 1,271 1,435 1,640 1,736 2,170 2,296 2,542 2,870 4,340 5,084 5,740 6,355 8,680 8,897 10,168 11,480 12,710 17,794 25,420 35,588 44,485 50,840 71,176 88,970 177,940 and 355,880, with no remainder.
Since 355,880 cannot be divided by just 1 and 355,880, it is not a prime number.