Q: Is 772,400 a Prime Number?
A: No, 772,400 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 772400 can be evenly divided by 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 1,931 3,862 7,724 9,655 15,448 19,310 30,896 38,620 48,275 77,240 96,550 154,480 193,100 386,200 and 772,400, with no remainder.
Since 772,400 cannot be divided by just 1 and 772,400, it is not a prime number.