Q: Is 761,145 a Prime Number?
A: No, 761,145 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 761145 can be evenly divided by 1 3 5 7 11 15 21 33 35 55 77 105 165 231 385 659 1,155 1,977 3,295 4,613 7,249 9,885 13,839 21,747 23,065 36,245 50,743 69,195 108,735 152,229 253,715 and 761,145, with no remainder.
Since 761,145 cannot be divided by just 1 and 761,145, it is not a prime number.