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253625056 = 257925783
BaseRepresentation
bin11110001111000…
…00001011100000
3122200020111011121
433013200023200
51004412000211
641100022024
76166530436
oct1707401340
9580214147
10253625056
1112018a293
1270b31914
13407116c9
1425980d56
15173ed271
hexf1e02e0

253625056 has 12 divisors (see below), whose sum is σ = 499324392. Its totient is φ = 126812512.

The previous prime is 253625003. The next prime is 253625059. The reversal of 253625056 is 650526352.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253625059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3962860 + ... + 3962923.

It is an arithmetic number, because the mean of its divisors is an integer number (41610366).

Almost surely, 2253625056 is an apocalyptic number.

It is an amenable number.

253625056 is a deficient number, since it is larger than the sum of its proper divisors (245699336).

253625056 is an equidigital number, since it uses as much as digits as its factorization.

253625056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7925793 (or 7925785 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 253625056 is about 15925.6100668075. The cubic root of 253625056 is about 632.9907815776.

The spelling of 253625056 in words is "two hundred fifty-three million, six hundred twenty-five thousand, fifty-six".

Divisors: 1 2 4 8 16 32 7925783 15851566 31703132 63406264 126812528 253625056