Q: Is 243,450 a Prime Number?
A: No, 243,450 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 243450 can be evenly divided by 1 2 3 5 6 9 10 15 18 25 30 45 50 75 90 150 225 450 541 1,082 1,623 2,705 3,246 4,869 5,410 8,115 9,738 13,525 16,230 24,345 27,050 40,575 48,690 81,150 121,725 and 243,450, with no remainder.
Since 243,450 cannot be divided by just 1 and 243,450, it is not a prime number.