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52526130 = 2351750871
BaseRepresentation
bin1100100001011…
…1110000110010
310122211121022020
43020113300302
5101421314010
65113452310
71205315256
oct310276062
9118747266
1052526130
1127716728
1215711096
13ab61167
146d94266
154928470
hex3217c32

52526130 has 16 divisors (see below), whose sum is σ = 126062784. Its totient is φ = 14006960.

The previous prime is 52526113. The next prime is 52526137. The reversal of 52526130 is 3162525.

It is a self number, because there is not a number n which added to its sum of digits gives 52526130.

It is not an unprimeable number, because it can be changed into a prime (52526137) 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, 875406 + ... + 875465.

It is an arithmetic number, because the mean of its divisors is an integer number (7878924).

Almost surely, 252526130 is an apocalyptic number.

52526130 is an abundant number, since it is smaller than the sum of its proper divisors (73536654).

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

52526130 is a wasteful number, since it uses less digits than its factorization.

52526130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1750881.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 52526130 is about 7247.4912900948. The cubic root of 52526130 is about 374.5057310370.

Adding to 52526130 its reverse (3162525), we get a palindrome (55688655).

The spelling of 52526130 in words is "fifty-two million, five hundred twenty-six thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 1750871 3501742 5252613 8754355 10505226 17508710 26263065 52526130