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52755507 = 3272119627
BaseRepresentation
bin1100100100111…
…1110000110011
310200021020221200
43021033300303
5102001134012
65122422243
71210262100
oct311176063
9120236850
1052755507
1127862aa2
1215801983
13ac1169c
147013aa7
1549713dc
hex324fc33

52755507 has 18 divisors (see below), whose sum is σ = 88644348. Its totient is φ = 30145752.

The previous prime is 52755503. The next prime is 52755517. The reversal of 52755507 is 70555725.

It is not a de Polignac number, because 52755507 - 22 = 52755503 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (52755503) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 59373 + ... + 60254.

It is an arithmetic number, because the mean of its divisors is an integer number (4924686).

Almost surely, 252755507 is an apocalyptic number.

52755507 is a deficient number, since it is larger than the sum of its proper divisors (35888841).

52755507 is a wasteful number, since it uses less digits than its factorization.

52755507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119647 (or 119637 counting only the distinct ones).

The product of its (nonzero) digits is 61250, while the sum is 36.

The square root of 52755507 is about 7263.2986307875. The cubic root of 52755507 is about 375.0500839773.

The spelling of 52755507 in words is "fifty-two million, seven hundred fifty-five thousand, five hundred seven".

Divisors: 1 3 7 9 21 49 63 147 441 119627 358881 837389 1076643 2512167 5861723 7536501 17585169 52755507