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52012524 = 22334712491
BaseRepresentation
bin1100011001101…
…0010111101100
310121212111202210
43012122113230
5101303400044
65054450420
71201046004
oct306322754
9117774683
1052012524
11273a5863
1215503a10
13aa11455
146c9d004
1548761b9
hex319a5ec

52012524 has 24 divisors (see below), whose sum is σ = 121722048. Its totient is φ = 17286160.

The previous prime is 52012523. The next prime is 52012553. The reversal of 52012524 is 42521025.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 52012524.

It is not an unprimeable number, because it can be changed into a prime (52012523) 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, 2082 + ... + 10409.

It is an arithmetic number, because the mean of its divisors is an integer number (5071752).

Almost surely, 252012524 is an apocalyptic number.

It is an amenable number.

52012524 is an abundant number, since it is smaller than the sum of its proper divisors (69709524).

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

52012524 is a wasteful number, since it uses less digits than its factorization.

52012524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12845 (or 12843 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 52012524 is about 7211.9708818048. The cubic root of 52012524 is about 373.2810786416.

Adding to 52012524 its reverse (42521025), we get a palindrome (94533549).

The spelling of 52012524 in words is "fifty-two million, twelve thousand, five hundred twenty-four".

Divisors: 1 2 3 4 6 12 347 694 1041 1388 2082 4164 12491 24982 37473 49964 74946 149892 4334377 8668754 13003131 17337508 26006262 52012524