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253120792 = 2353596983
BaseRepresentation
bin11110001011001…
…01000100011000
3122122021212110011
433011211010120
51004244331132
641041131304
76162330331
oct1705450430
9578255404
10253120792
1111a975441
1270929b34
1340596022
142588d288
151734db47
hexf165118

253120792 has 16 divisors (see below), whose sum is σ = 483557040. Its totient is φ = 124172256.

The previous prime is 253120783. The next prime is 253120823. The reversal of 253120792 is 297021352.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298068 + ... + 298915.

It is an arithmetic number, because the mean of its divisors is an integer number (30222315).

Almost surely, 2253120792 is an apocalyptic number.

It is an amenable number.

253120792 is a deficient number, since it is larger than the sum of its proper divisors (230436248).

253120792 is a wasteful number, since it uses less digits than its factorization.

253120792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597042 (or 597038 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 253120792 is about 15909.7703314661. The cubic root of 253120792 is about 632.5709936091.

The spelling of 253120792 in words is "two hundred fifty-three million, one hundred twenty thousand, seven hundred ninety-two".

Divisors: 1 2 4 8 53 106 212 424 596983 1193966 2387932 4775864 31640099 63280198 126560396 253120792