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52631260 = 22511239233
BaseRepresentation
bin1100100011000…
…1011011011100
310200000221111221
43020301123130
5101433200020
65120023124
71206233623
oct310613334
9120027457
1052631260
1127788710
1215761aa4
13ab99c76
146dc06ba
1549496aa
hex32316dc

52631260 has 24 divisors (see below), whose sum is σ = 120573936. Its totient is φ = 19138560.

The previous prime is 52631239. The next prime is 52631261. The reversal of 52631260 is 6213625.

52631260 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 (52631261) 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, 119397 + ... + 119836.

It is an arithmetic number, because the mean of its divisors is an integer number (5023914).

Almost surely, 252631260 is an apocalyptic number.

It is an amenable number.

52631260 is an abundant number, since it is smaller than the sum of its proper divisors (67942676).

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

52631260 is a wasteful number, since it uses less digits than its factorization.

52631260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239253 (or 239251 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 52631260 is about 7254.7405191364. The cubic root of 52631260 is about 374.7554197753.

Adding to 52631260 its reverse (6213625), we get a palindrome (58844885).

The spelling of 52631260 in words is "fifty-two million, six hundred thirty-one thousand, two hundred sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 239233 478466 956932 1196165 2392330 2631563 4784660 5263126 10526252 13157815 26315630 52631260