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252045054 = 23317892609
BaseRepresentation
bin11110000010111…
…10011011111110
3122120021012211000
433001132123332
51004010420204
641002111130
76150230142
oct1701363376
9576235730
10252045054
1111a3001a8
12704ab4a6
13402aa4b1
142568d222
15171da039
hexf05e6fe

252045054 has 32 divisors (see below), whose sum is σ = 560628000. Its totient is φ = 83935872.

The previous prime is 252045011. The next prime is 252045113. The reversal of 252045054 is 450540252.

252045054 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95302 + ... + 97910.

It is an arithmetic number, because the mean of its divisors is an integer number (17519625).

Almost surely, 2252045054 is an apocalyptic number.

252045054 is an abundant number, since it is smaller than the sum of its proper divisors (308582946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252045054 is a wasteful number, since it uses less digits than its factorization.

252045054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4409 (or 4403 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 252045054 is about 15875.9268705799. The cubic root of 252045054 is about 631.6736000180.

It can be divided in two parts, 2520 and 45054, that added together give a palindrome (47574).

The spelling of 252045054 in words is "two hundred fifty-two million, forty-five thousand, fifty-four".

Divisors: 1 2 3 6 9 18 27 54 1789 2609 3578 5218 5367 7827 10734 15654 16101 23481 32202 46962 48303 70443 96606 140886 4667501 9335002 14002503 28005006 42007509 84015018 126022527 252045054