Q: Is 1,379,820 a Prime Number?
A: No, 1,379,820 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 1379820 can be evenly divided by 1 2 3 4 5 6 10 12 13 15 20 26 29 30 39 52 58 60 61 65 78 87 116 122 130 145 156 174 183 195 244 260 290 305 348 366 377 390 435 580 610 732 754 780 793 870 915 1,131 1,220 1,508 1,586 1,740 1,769 1,830 1,885 2,262 2,379 3,172 3,538 3,660 3,770 3,965 4,524 4,758 5,307 5,655 7,076 7,540 7,930 8,845 9,516 10,614 11,310 11,895 15,860 17,690 21,228 22,620 22,997 23,790 26,535 35,380 45,994 47,580 53,070 68,991 91,988 106,140 114,985 137,982 229,970 275,964 344,955 459,940 689,910 and 1,379,820, with no remainder.
Since 1,379,820 cannot be divided by just 1 and 1,379,820, it is not a prime number.