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87035086 = 21911320269
BaseRepresentation
bin1010011000000…
…00110011001110
320001202211200201
411030000303032
5134240110321
612345244114
72104533415
oct514006316
9201684621
1087035086
1145146826
122519363a
1315054568
14b7b847c
157993291
hex5300cce

87035086 has 16 divisors (see below), whose sum is σ = 138646800. Its totient is φ = 40860288.

The previous prime is 87035057. The next prime is 87035153. The reversal of 87035086 is 68053078.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5841 + ... + 14428.

It is an arithmetic number, because the mean of its divisors is an integer number (8665425).

Almost surely, 287035086 is an apocalyptic number.

87035086 is a deficient number, since it is larger than the sum of its proper divisors (51611714).

87035086 is a wasteful number, since it uses less digits than its factorization.

87035086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20403.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 87035086 is about 9329.2596705205. The cubic root of 87035086 is about 443.1643203464.

The spelling of 87035086 in words is "eighty-seven million, thirty-five thousand, eighty-six".

Divisors: 1 2 19 38 113 226 2147 4294 20269 40538 385111 770222 2290397 4580794 43517543 87035086