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52518083 = 175952361
BaseRepresentation
bin1100100001010…
…1110011000011
310122211012021012
43020111303003
5101421034313
65113351135
71205252642
oct310256303
9118735235
1052518083
1127710682
12157084ab
13ab5a5b7
146d91359
154925da8
hex3215cc3

52518083 has 8 divisors (see below), whose sum is σ = 56550960. Its totient is φ = 48590080.

The previous prime is 52518079. The next prime is 52518113. The reversal of 52518083 is 38081525.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52518083 - 22 = 52518079 is a prime.

It is a super-3 number, since 3×525180833 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52518013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25178 + ... + 27183.

It is an arithmetic number, because the mean of its divisors is an integer number (7068870).

Almost surely, 252518083 is an apocalyptic number.

52518083 is a deficient number, since it is larger than the sum of its proper divisors (4032877).

52518083 is a wasteful number, since it uses less digits than its factorization.

52518083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52437.

The product of its (nonzero) digits is 9600, while the sum is 32.

The square root of 52518083 is about 7246.9361112128. The cubic root of 52518083 is about 374.4866053083.

The spelling of 52518083 in words is "fifty-two million, five hundred eighteen thousand, eighty-three".

Divisors: 1 17 59 1003 52361 890137 3089299 52518083