Q: Is 1,372,400 a Prime Number?
A: No, 1,372,400 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 1372400 can be evenly divided by 1 2 4 5 8 10 16 20 25 40 47 50 73 80 94 100 146 188 200 235 292 365 376 400 470 584 730 752 940 1,168 1,175 1,460 1,825 1,880 2,350 2,920 3,431 3,650 3,760 4,700 5,840 6,862 7,300 9,400 13,724 14,600 17,155 18,800 27,448 29,200 34,310 54,896 68,620 85,775 137,240 171,550 274,480 343,100 686,200 and 1,372,400, with no remainder.
Since 1,372,400 cannot be divided by just 1 and 1,372,400, it is not a prime number.