Q: Is 2,742,644 a Prime Number?
A: No, 2,742,644 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 2742644 can be evenly divided by 1 2 4 17 34 53 68 106 212 761 901 1,522 1,802 3,044 3,604 12,937 25,874 40,333 51,748 80,666 161,332 685,661 1,371,322 and 2,742,644, with no remainder.
Since 2,742,644 cannot be divided by just 1 and 2,742,644, it is not a prime number.