Q: Is 354,880 a Prime Number?
A: No, 354,880 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 354880 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 160 320 1,109 2,218 4,436 5,545 8,872 11,090 17,744 22,180 35,488 44,360 70,976 88,720 177,440 and 354,880, with no remainder.
Since 354,880 cannot be divided by just 1 and 354,880, it is not a prime number.