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52916238 = 23223127817
BaseRepresentation
bin1100100111011…
…1000000001110
310200120102102200
43021313000032
5102021304423
65130102330
71211531514
oct311670016
9120512380
1052916238
1127962831
121587a9a6
13ac698ab
1470564b4
1549a3d43
hex327700e

52916238 has 24 divisors (see below), whose sum is σ = 119637648. Its totient is φ = 16871712.

The previous prime is 52916231. The next prime is 52916239. The reversal of 52916238 is 83261925.

52916238 is a `hidden beast` number, since 5 + 29 + 1 + 623 + 8 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52916231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63495 + ... + 64322.

It is an arithmetic number, because the mean of its divisors is an integer number (4984902).

Almost surely, 252916238 is an apocalyptic number.

52916238 is an abundant number, since it is smaller than the sum of its proper divisors (66721410).

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

52916238 is a wasteful number, since it uses less digits than its factorization.

52916238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127848 (or 127845 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 52916238 is about 7274.3548167518. The cubic root of 52916238 is about 375.4305880612.

The spelling of 52916238 in words is "fifty-two million, nine hundred sixteen thousand, two hundred thirty-eight".

Divisors: 1 2 3 6 9 18 23 46 69 138 207 414 127817 255634 383451 766902 1150353 2300706 2939791 5879582 8819373 17638746 26458119 52916238