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52160767 = 461113147
BaseRepresentation
bin1100011011111…
…0100011111111
310122011001010021
43012332203333
5101323121032
65101553011
71202234131
oct306764377
9118131107
1052160767
112749717a
1215575767
13aa63a79
146cdb051
1548a5097
hex31be8ff

52160767 has 4 divisors (see below), whose sum is σ = 52274376. Its totient is φ = 52047160.

The previous prime is 52160753. The next prime is 52160807. The reversal of 52160767 is 76706125.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52160767 is a prime.

It is a super-2 number, since 2×521607672 = 5441491228056578, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52160707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56113 + ... + 57034.

It is an arithmetic number, because the mean of its divisors is an integer number (13068594).

Almost surely, 252160767 is an apocalyptic number.

52160767 is a deficient number, since it is larger than the sum of its proper divisors (113609).

52160767 is a wasteful number, since it uses less digits than its factorization.

52160767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113608.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 52160767 is about 7222.2411341633. The cubic root of 52160767 is about 373.6353767586.

The spelling of 52160767 in words is "fifty-two million, one hundred sixty thousand, seven hundred sixty-seven".

Divisors: 1 461 113147 52160767