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52711879 = 11291491109
BaseRepresentation
bin1100100100010…
…1000111000111
310200012001002211
43021011013013
5101443240004
65121444251
71210020643
oct311050707
9120161084
1052711879
1127833240
12157a0687
13abc787c
147001c23
154963504
hex32451c7

52711879 has 16 divisors (see below), whose sum is σ = 59940000. Its totient is φ = 45915520.

The previous prime is 52711877. The next prime is 52711927. The reversal of 52711879 is 97811725.

It is a cyclic number.

It is not a de Polignac number, because 52711879 - 21 = 52711877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52711877) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46977 + ... + 48085.

It is an arithmetic number, because the mean of its divisors is an integer number (3746250).

Almost surely, 252711879 is an apocalyptic number.

52711879 is a deficient number, since it is larger than the sum of its proper divisors (7228121).

52711879 is a wasteful number, since it uses less digits than its factorization.

52711879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1298.

The product of its digits is 35280, while the sum is 40.

The square root of 52711879 is about 7260.2946909888. The cubic root of 52711879 is about 374.9466685639.

The spelling of 52711879 in words is "fifty-two million, seven hundred eleven thousand, eight hundred seventy-nine".

Divisors: 1 11 29 149 319 1109 1639 4321 12199 32161 47531 165241 353771 1817651 4791989 52711879