Q: Is 1,742,520 a Prime Number?
A: No, 1,742,520 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 1742520 can be evenly divided by 1 2 3 4 5 6 8 10 12 13 15 20 24 26 30 39 40 52 60 65 78 104 120 130 156 195 260 312 390 520 780 1,117 1,560 2,234 3,351 4,468 5,585 6,702 8,936 11,170 13,404 14,521 16,755 22,340 26,808 29,042 33,510 43,563 44,680 58,084 67,020 72,605 87,126 116,168 134,040 145,210 174,252 217,815 290,420 348,504 435,630 580,840 871,260 and 1,742,520, with no remainder.
Since 1,742,520 cannot be divided by just 1 and 1,742,520, it is not a prime number.