Q: Is 345,100 a Prime Number?
A: No, 345,100 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 345100 can be evenly divided by 1 2 4 5 7 10 14 17 20 25 28 29 34 35 50 58 68 70 85 100 116 119 140 145 170 175 203 238 290 340 350 406 425 476 493 580 595 700 725 812 850 986 1,015 1,190 1,450 1,700 1,972 2,030 2,380 2,465 2,900 2,975 3,451 4,060 4,930 5,075 5,950 6,902 9,860 10,150 11,900 12,325 13,804 17,255 20,300 24,650 34,510 49,300 69,020 86,275 172,550 and 345,100, with no remainder.
Since 345,100 cannot be divided by just 1 and 345,100, it is not a prime number.