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87285327 = 3176128057
BaseRepresentation
bin1010011001111…
…01111001001111
320002020112221220
411030331321033
5134321112302
612354454423
72106625113
oct514757117
9202215856
1087285327
11452a7838
1225294413
131511142c
14b841743
1579e24bc
hex533de4f

87285327 has 16 divisors (see below), whose sum is σ = 125250912. Its totient is φ = 53867520.

The previous prime is 87285307. The next prime is 87285343. The reversal of 87285327 is 72358278.

It is not a de Polignac number, because 87285327 - 28 = 87285071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87285307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10918 + ... + 17139.

It is an arithmetic number, because the mean of its divisors is an integer number (7828182).

Almost surely, 287285327 is an apocalyptic number.

87285327 is a deficient number, since it is larger than the sum of its proper divisors (37965585).

87285327 is a wasteful number, since it uses less digits than its factorization.

87285327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28138.

The product of its digits is 188160, while the sum is 42.

The square root of 87285327 is about 9342.6616657139. The cubic root of 87285327 is about 443.5886387589.

The spelling of 87285327 in words is "eighty-seven million, two hundred eighty-five thousand, three hundred twenty-seven".

Divisors: 1 3 17 51 61 183 1037 3111 28057 84171 476969 1430907 1711477 5134431 29095109 87285327