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25112393 is a prime number
BaseRepresentation
bin101111111001…
…0111101001001
31202020211201122
41133302331021
522412044033
62254125025
7423310655
oct137627511
952224648
1025112393
11131a2349
1284b0775
135283407
143499a65
152310a98
hex17f2f49

25112393 has 2 divisors, whose sum is σ = 25112394. Its totient is φ = 25112392.

The previous prime is 25112363. The next prime is 25112413. The reversal of 25112393 is 39321152.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20502784 + 4609609 = 4528^2 + 2147^2 .

It is a cyclic number.

It is not a de Polignac number, because 25112393 - 28 = 25112137 is a prime.

It is not a weakly prime, because it can be changed into another prime (25112333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12556196 + 12556197.

It is an arithmetic number, because the mean of its divisors is an integer number (12556197).

Almost surely, 225112393 is an apocalyptic number.

It is an amenable number.

25112393 is a deficient number, since it is larger than the sum of its proper divisors (1).

25112393 is an equidigital number, since it uses as much as digits as its factorization.

25112393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1620, while the sum is 26.

The square root of 25112393 is about 5011.2266961294. The cubic root of 25112393 is about 292.8393043042.

The spelling of 25112393 in words is "twenty-five million, one hundred twelve thousand, three hundred ninety-three".