Q: Is 2,443,740 a Prime Number?
A: No, 2,443,740 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 2443740 can be evenly divided by 1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 60 65 78 130 156 169 195 241 260 338 390 482 507 676 723 780 845 964 1,014 1,205 1,446 1,690 2,028 2,410 2,535 2,892 3,133 3,380 3,615 4,820 5,070 6,266 7,230 9,399 10,140 12,532 14,460 15,665 18,798 31,330 37,596 40,729 46,995 62,660 81,458 93,990 122,187 162,916 187,980 203,645 244,374 407,290 488,748 610,935 814,580 1,221,870 and 2,443,740, with no remainder.
Since 2,443,740 cannot be divided by just 1 and 2,443,740, it is not a prime number.