Q: Is 148,421 a Prime Number?
A: No, 148,421 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 148421 can be evenly divided by 1 7 13 49 91 233 637 1,631 3,029 11,417 21,203 and 148,421, with no remainder.
Since 148,421 cannot be divided by just 1 and 148,421, it is not a prime number.