Q: Is 1,421,070 a Prime Number?
A: No, 1,421,070 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 1421070 can be evenly divided by 1 2 3 5 6 7 10 14 15 21 30 35 42 67 70 101 105 134 201 202 210 303 335 402 469 505 606 670 707 938 1,005 1,010 1,407 1,414 1,515 2,010 2,121 2,345 2,814 3,030 3,535 4,242 4,690 6,767 7,035 7,070 10,605 13,534 14,070 20,301 21,210 33,835 40,602 47,369 67,670 94,738 101,505 142,107 203,010 236,845 284,214 473,690 710,535 and 1,421,070, with no remainder.
Since 1,421,070 cannot be divided by just 1 and 1,421,070, it is not a prime number.