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52012167 = 329678923
BaseRepresentation
bin1100011001101…
…0010010000111
310121212111021120
43012122102013
5101303342132
65054445023
71201044654
oct306322207
9117774246
1052012167
11273a5569
1215503773
13aa1123c
146c9cc2b
15487602c
hex319a487

52012167 has 16 divisors (see below), whose sum is σ = 72819840. Its totient is φ = 32975712.

The previous prime is 52012157. The next prime is 52012193. The reversal of 52012167 is 76121025.

It is not a de Polignac number, because 52012167 - 24 = 52012151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52012117) 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, 1368 + ... + 10290.

It is an arithmetic number, because the mean of its divisors is an integer number (4551240).

Almost surely, 252012167 is an apocalyptic number.

52012167 is a deficient number, since it is larger than the sum of its proper divisors (20807673).

52012167 is a wasteful number, since it uses less digits than its factorization.

52012167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9022.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 52012167 is about 7211.9461312464. The cubic root of 52012167 is about 373.2802246059.

The spelling of 52012167 in words is "fifty-two million, twelve thousand, one hundred sixty-seven".

Divisors: 1 3 29 67 87 201 1943 5829 8923 26769 258767 597841 776301 1793523 17337389 52012167