Q: Is 742,770 a Prime Number?
A: No, 742,770 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 742770 can be evenly divided by 1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 54 63 70 81 90 105 126 131 135 162 189 210 262 270 315 378 393 405 567 630 655 786 810 917 945 1,134 1,179 1,310 1,834 1,890 1,965 2,358 2,751 2,835 3,537 3,930 4,585 5,502 5,670 5,895 7,074 8,253 9,170 10,611 11,790 13,755 16,506 17,685 21,222 24,759 27,510 35,370 41,265 49,518 53,055 74,277 82,530 106,110 123,795 148,554 247,590 371,385 and 742,770, with no remainder.
Since 742,770 cannot be divided by just 1 and 742,770, it is not a prime number.