Q: Is 1,343,820 a Prime Number?
A: No, 1,343,820 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 1343820 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 60 22,397 44,794 67,191 89,588 111,985 134,382 223,970 268,764 335,955 447,940 671,910 and 1,343,820, with no remainder.
Since 1,343,820 cannot be divided by just 1 and 1,343,820, it is not a prime number.