Q: Is 1,241,820 a Prime Number?
A: No, 1,241,820 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 1241820 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 6,899 13,798 20,697 27,596 34,495 41,394 62,091 68,990 82,788 103,485 124,182 137,980 206,970 248,364 310,455 413,940 620,910 and 1,241,820, with no remainder.
Since 1,241,820 cannot be divided by just 1 and 1,241,820, it is not a prime number.