Q: Is 2,542,005 a Prime Number?
A: No, 2,542,005 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 2542005 can be evenly divided by 1 3 5 9 15 45 56,489 169,467 282,445 508,401 847,335 and 2,542,005, with no remainder.
Since 2,542,005 cannot be divided by just 1 and 2,542,005, it is not a prime number.