Q: Is 61,978 a Prime Number?
A: No, 61,978 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 61978 can be evenly divided by 1 2 7 14 19 38 133 233 266 466 1,631 3,262 4,427 8,854 30,989 and 61,978, with no remainder.
Since 61,978 cannot be divided by just 1 and 61,978, it is not a prime number.