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87025095 = 3251933891
BaseRepresentation
bin1010010111111…
…10010111000111
320001202022222200
411023332113013
5134234300340
612345125543
72104462323
oct513762707
9201668880
1087025095
114513a273
12251898b3
131504cb51
14b7b4983
157990330
hex52fe5c7

87025095 has 12 divisors (see below), whose sum is σ = 150843576. Its totient is φ = 46413360.

The previous prime is 87025079. The next prime is 87025117. The reversal of 87025095 is 59052078.

It is not a de Polignac number, because 87025095 - 24 = 87025079 is a prime.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 966901 + ... + 966990.

It is an arithmetic number, because the mean of its divisors is an integer number (12570298).

Almost surely, 287025095 is an apocalyptic number.

87025095 is a deficient number, since it is larger than the sum of its proper divisors (63818481).

87025095 is a wasteful number, since it uses less digits than its factorization.

87025095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1933902 (or 1933899 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 36.

The square root of 87025095 is about 9328.7241892983. The cubic root of 87025095 is about 443.1473623419.

The spelling of 87025095 in words is "eighty-seven million, twenty-five thousand, ninety-five".

Divisors: 1 3 5 9 15 45 1933891 5801673 9669455 17405019 29008365 87025095