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52087 = 721063
BaseRepresentation
bin1100101101110111
32122110011
430231313
53131322
61041051
7304600
oct145567
978404
1052087
1136152
1226187
131a929
1414da7
1510677
hexcb77

52087 has 6 divisors (see below), whose sum is σ = 60648. Its totient is φ = 44604.

The previous prime is 52081. The next prime is 52103. The reversal of 52087 is 78025.

It is not a de Polignac number, because 52087 - 215 = 19319 is a prime.

It is a plaindrome in base 8.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 483 + ... + 580.

It is an arithmetic number, because the mean of its divisors is an integer number (10108).

252087 is an apocalyptic number.

52087 is a deficient number, since it is larger than the sum of its proper divisors (8561).

52087 is a wasteful number, since it uses less digits than its factorization.

52087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077 (or 1070 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 52087 is about 228.2257654166. The cubic root of 52087 is about 37.3459158977.

The spelling of 52087 in words is "fifty-two thousand, eighty-seven".

Divisors: 1 7 49 1063 7441 52087