Q: Is 5,421,465 a Prime Number?
A: No, 5,421,465 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 5421465 can be evenly divided by 1 3 5 7 9 15 21 27 35 45 63 105 135 189 315 945 5,737 17,211 28,685 40,159 51,633 86,055 120,477 154,899 200,795 258,165 361,431 602,385 774,495 1,084,293 1,807,155 and 5,421,465, with no remainder.
Since 5,421,465 cannot be divided by just 1 and 5,421,465, it is not a prime number.