Q: Is 259,740 a Prime Number?
A: No, 259,740 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 259740 can be evenly divided by 1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 30 36 37 39 45 52 54 60 65 74 78 90 108 111 117 130 135 148 156 180 185 195 222 234 260 270 333 351 370 390 444 468 481 540 555 585 666 702 740 780 962 999 1,110 1,170 1,332 1,404 1,443 1,665 1,755 1,924 1,998 2,220 2,340 2,405 2,886 3,330 3,510 3,996 4,329 4,810 4,995 5,772 6,660 7,020 7,215 8,658 9,620 9,990 12,987 14,430 17,316 19,980 21,645 25,974 28,860 43,290 51,948 64,935 86,580 129,870 and 259,740, with no remainder.
Since 259,740 cannot be divided by just 1 and 259,740, it is not a prime number.