Q: Is 178,440 a Prime Number?
A: No, 178,440 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 178440 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 1,487 2,974 4,461 5,948 7,435 8,922 11,896 14,870 17,844 22,305 29,740 35,688 44,610 59,480 89,220 and 178,440, with no remainder.
Since 178,440 cannot be divided by just 1 and 178,440, it is not a prime number.