Q: Is 8,407,420 a Prime Number?
A: No, 8,407,420 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 8407420 can be evenly divided by 1 2 4 5 7 10 14 20 23 28 35 46 49 70 92 98 115 140 161 196 230 245 322 373 460 490 644 746 805 980 1,127 1,492 1,610 1,865 2,254 2,611 3,220 3,730 4,508 5,222 5,635 7,460 8,579 10,444 11,270 13,055 17,158 18,277 22,540 26,110 34,316 36,554 42,895 52,220 60,053 73,108 85,790 91,385 120,106 171,580 182,770 240,212 300,265 365,540 420,371 600,530 840,742 1,201,060 1,681,484 2,101,855 4,203,710 and 8,407,420, with no remainder.
Since 8,407,420 cannot be divided by just 1 and 8,407,420, it is not a prime number.