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52518054 = 2340921401
BaseRepresentation
bin1100100001010…
…1110010100110
310122211012020010
43020111302212
5101421034204
65113351050
71205252601
oct310256246
9118735203
1052518054
1127710656
1215708486
13ab5a594
146d91338
154925d89
hex3215ca6

52518054 has 16 divisors (see below), whose sum is σ = 105297840. Its totient is φ = 17462400.

The previous prime is 52518041. The next prime is 52518077. The reversal of 52518054 is 45081525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8247 + ... + 13154.

It is an arithmetic number, because the mean of its divisors is an integer number (6581115).

Almost surely, 252518054 is an apocalyptic number.

52518054 is an abundant number, since it is smaller than the sum of its proper divisors (52779786).

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

52518054 is a wasteful number, since it uses less digits than its factorization.

52518054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21815.

The product of its (nonzero) digits is 8000, while the sum is 30.

The square root of 52518054 is about 7246.9341103669. The cubic root of 52518054 is about 374.4865363790.

Adding to 52518054 its reverse (45081525), we get a palindrome (97599579).

Subtracting from 52518054 its reverse (45081525), we obtain a square (7436529 = 27272).

The spelling of 52518054 in words is "fifty-two million, five hundred eighteen thousand, fifty-four".

Divisors: 1 2 3 6 409 818 1227 2454 21401 42802 64203 128406 8753009 17506018 26259027 52518054