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53431525134 = 23213563405577
BaseRepresentation
bin110001110000110001…
…000101111100001110
312002220201211201011100
4301300301011330032
51333411432301014
640313543003530
73601040320131
oct616061057416
9162821751140
1053431525134
1120729780739
12a4321395a6
135066982a80
14282c386218
1515cac78009
hexc70c45f0e

53431525134 has 48 divisors (see below), whose sum is σ = 124895311632. Its totient is φ = 16411227264.

The previous prime is 53431525129. The next prime is 53431525141. The reversal of 53431525134 is 43152513435.

53431525134 is a `hidden beast` number, since 53 + 43 + 1 + 52 + 513 + 4 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71047 + ... + 334530.

It is an arithmetic number, because the mean of its divisors is an integer number (2601985659).

Almost surely, 253431525134 is an apocalyptic number.

53431525134 is an abundant number, since it is smaller than the sum of its proper divisors (71463786498).

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

53431525134 is a wasteful number, since it uses less digits than its factorization.

53431525134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406161 (or 406158 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The spelling of 53431525134 in words is "fifty-three billion, four hundred thirty-one million, five hundred twenty-five thousand, one hundred thirty-four".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 234 563 1126 1689 3378 5067 7319 10134 14638 21957 43914 65871 131742 405577 811154 1216731 2433462 3650193 5272501 7300386 10545002 15817503 31635006 47452509 94905018 228339851 456679702 685019553 1370039106 2055058659 2968418063 4110117318 5936836126 8905254189 17810508378 26715762567 53431525134