Q: Is 143,680 a Prime Number?
A: No, 143,680 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 143680 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 160 320 449 898 1,796 2,245 3,592 4,490 7,184 8,980 14,368 17,960 28,736 35,920 71,840 and 143,680, with no remainder.
Since 143,680 cannot be divided by just 1 and 143,680, it is not a prime number.