Q: Is 142,100 a Prime Number?
A: No, 142,100 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 142100 can be evenly divided by 1 2 4 5 7 10 14 20 25 28 29 35 49 50 58 70 98 100 116 140 145 175 196 203 245 290 350 406 490 580 700 725 812 980 1,015 1,225 1,421 1,450 2,030 2,450 2,842 2,900 4,060 4,900 5,075 5,684 7,105 10,150 14,210 20,300 28,420 35,525 71,050 and 142,100, with no remainder.
Since 142,100 cannot be divided by just 1 and 142,100, it is not a prime number.