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53360788 = 221310132
BaseRepresentation
bin1100101110001…
…1100010010100
310201102000020111
43023203202110
5102130021123
65143412404
71215362545
oct313434224
9121360214
1053360788
1128136828
1215a54104
13b094040
1471304cc
154a4090d
hex32e3894

53360788 has 18 divisors (see below), whose sum is σ = 100663934. Its totient is φ = 24603744.

The previous prime is 53360779. The next prime is 53360789. The reversal of 53360788 is 88706335.

It can be written as a sum of positive squares in 3 ways, for example, as 14273284 + 39087504 = 3778^2 + 6252^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53360788.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53360789) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 52170 + ... + 53182.

Almost surely, 253360788 is an apocalyptic number.

It is an amenable number.

53360788 is a deficient number, since it is larger than the sum of its proper divisors (47303146).

53360788 is a wasteful number, since it uses less digits than its factorization.

53360788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2043 (or 1028 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 53360788 is about 7304.8468840900. The cubic root of 53360788 is about 376.4789900488.

It can be divided in two parts, 5336078 and 8, that multiplied together give a palindrome (42688624).

The spelling of 53360788 in words is "fifty-three million, three hundred sixty thousand, seven hundred eighty-eight".

Divisors: 1 2 4 13 26 52 1013 2026 4052 13169 26338 52676 1026169 2052338 4104676 13340197 26680394 53360788