Q: Is 143,620 a Prime Number?
A: No, 143,620 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 143620 can be evenly divided by 1 2 4 5 10 20 43 86 167 172 215 334 430 668 835 860 1,670 3,340 7,181 14,362 28,724 35,905 71,810 and 143,620, with no remainder.
Since 143,620 cannot be divided by just 1 and 143,620, it is not a prime number.