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52518348 = 2233486281
BaseRepresentation
bin1100100001010…
…1110111001100
310122211012122000
43020111313030
5101421041343
65113352300
71205253501
oct310256714
9118735560
1052518348
11277108a3
1215708690
13ab5a75c
146d914a8
154925ed3
hex3215dcc

52518348 has 24 divisors (see below), whose sum is σ = 136158960. Its totient is φ = 17506080.

The previous prime is 52518343. The next prime is 52518359. The reversal of 52518348 is 84381525.

It is a happy number.

52518348 is digitally balanced in base 2, 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 (36).

It is not an unprimeable number, because it can be changed into a prime (52518343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243033 + ... + 243248.

It is an arithmetic number, because the mean of its divisors is an integer number (5673290).

Almost surely, 252518348 is an apocalyptic number.

It is an amenable number.

52518348 is an abundant number, since it is smaller than the sum of its proper divisors (83640612).

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

52518348 is a wasteful number, since it uses less digits than its factorization.

52518348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486294 (or 486286 counting only the distinct ones).

The product of its digits is 38400, while the sum is 36.

The square root of 52518348 is about 7246.9543947785. The cubic root of 52518348 is about 374.4872351789.

It can be divided in two parts, 52 and 518348, that added together give a square (518400 = 7202).

The spelling of 52518348 in words is "fifty-two million, five hundred eighteen thousand, three hundred forty-eight".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 486281 972562 1458843 1945124 2917686 4376529 5835372 8753058 13129587 17506116 26259174 52518348