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52508502 = 23229100591
BaseRepresentation
bin1100100001001…
…1011101010110
310122210201010100
43020103131112
5101420233002
65113234530
71205213004
oct310233526
9118721110
1052508502
1127704462
1215702a46
13ab56127
146d8ba74
15492311c
hex3213756

52508502 has 24 divisors (see below), whose sum is σ = 117692640. Its totient is φ = 16899120.

The previous prime is 52508479. The next prime is 52508507. The reversal of 52508502 is 20580525.

52508502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52508507) 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 11 ways as a sum of consecutive naturals, for example, 49774 + ... + 50817.

It is an arithmetic number, because the mean of its divisors is an integer number (4903860).

Almost surely, 252508502 is an apocalyptic number.

52508502 is an abundant number, since it is smaller than the sum of its proper divisors (65184138).

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

52508502 is a wasteful number, since it uses less digits than its factorization.

52508502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100628 (or 100625 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 52508502 is about 7246.2750430825. The cubic root of 52508502 is about 374.4638310931.

The spelling of 52508502 in words is "fifty-two million, five hundred eight thousand, five hundred two".

Divisors: 1 2 3 6 9 18 29 58 87 174 261 522 100591 201182 301773 603546 905319 1810638 2917139 5834278 8751417 17502834 26254251 52508502