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254937425 = 5210197497
BaseRepresentation
bin11110011001000…
…00100101010001
3122202201011101212
433030200211101
51010230444200
641144105505
76213634541
oct1714404521
9582634355
10254937425
111209a6296
1271465295
1340a80b62
1425c03321
15175ac035
hexf320951

254937425 has 6 divisors (see below), whose sum is σ = 316122438. Its totient is φ = 203949920.

The previous prime is 254937413. The next prime is 254937427. The reversal of 254937425 is 524739452.

It can be written as a sum of positive squares in 3 ways, for example, as 19989841 + 234947584 = 4471^2 + 15328^2 .

It is not a de Polignac number, because 254937425 - 214 = 254921041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (254937427) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5098724 + ... + 5098773.

It is an arithmetic number, because the mean of its divisors is an integer number (52687073).

Almost surely, 2254937425 is an apocalyptic number.

254937425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

254937425 is a deficient number, since it is larger than the sum of its proper divisors (61185013).

254937425 is a wasteful number, since it uses less digits than its factorization.

254937425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10197507 (or 10197502 counting only the distinct ones).

The product of its digits is 302400, while the sum is 41.

The square root of 254937425 is about 15966.7600032067. The cubic root of 254937425 is about 634.0806959087.

The spelling of 254937425 in words is "two hundred fifty-four million, nine hundred thirty-seven thousand, four hundred twenty-five".

Divisors: 1 5 25 10197497 50987485 254937425