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52753608 = 2332732689
BaseRepresentation
bin1100100100111…
…1010011001000
310200021011100100
43021033103020
5102001103413
65122405400
71210253415
oct311172310
9120234310
1052753608
1127861626
1215800860
13ac1086b
14701310c
154970a73
hex324f4c8

52753608 has 24 divisors (see below), whose sum is σ = 142874550. Its totient is φ = 17584512.

The previous prime is 52753607. The next prime is 52753637. The reversal of 52753608 is 80635725.

It can be written as a sum of positive squares in only one way, i.e., 47361924 + 5391684 = 6882^2 + 2322^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (52753607) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 366273 + ... + 366416.

Almost surely, 252753608 is an apocalyptic number.

It is an amenable number.

52753608 is an abundant number, since it is smaller than the sum of its proper divisors (90120942).

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

52753608 is a wasteful number, since it uses less digits than its factorization.

52753608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732701 (or 732694 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 52753608 is about 7263.1679038833. The cubic root of 52753608 is about 375.0455837921.

It can be divided in two parts, 52753 and 608, that added together give a square (53361 = 2312).

The spelling of 52753608 in words is "fifty-two million, seven hundred fifty-three thousand, six hundred eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 732689 1465378 2198067 2930756 4396134 5861512 6594201 8792268 13188402 17584536 26376804 52753608