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52755774 = 2331727737
BaseRepresentation
bin1100100100111…
…1110100111110
310200021021022120
43021033310332
5102001141044
65122423410
71210262631
oct311176476
9120237276
1052755774
1127863215
1215801b66
13ac11846
147013c18
154971519
hex324fd3e

52755774 has 16 divisors (see below), whose sum is σ = 105848208. Its totient is φ = 17529152.

The previous prime is 52755763. The next prime is 52755803. The reversal of 52755774 is 47755725.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11967 + ... + 15770.

It is an arithmetic number, because the mean of its divisors is an integer number (6615513).

Almost surely, 252755774 is an apocalyptic number.

52755774 is an abundant number, since it is smaller than the sum of its proper divisors (53092434).

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

52755774 is a wasteful number, since it uses less digits than its factorization.

52755774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28059.

The product of its digits is 343000, while the sum is 42.

The square root of 52755774 is about 7263.3170108429. The cubic root of 52755774 is about 375.0507166961.

The spelling of 52755774 in words is "fifty-two million, seven hundred fifty-five thousand, seven hundred seventy-four".

Divisors: 1 2 3 6 317 634 951 1902 27737 55474 83211 166422 8792629 17585258 26377887 52755774