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87118010092 = 22208110465883
BaseRepresentation
bin101000100100010100…
…0110101011011101100
322022212101220110012101
41101020220311123230
52411404202310332
6104004345144444
76202602603421
oct1211050653354
9268771813171
1087118010092
1133a45933453
1214a7378b124
1382a4a18cc9
144306253d48
1523ed348ae7
hex1448a356ec

87118010092 has 12 divisors (see below), whose sum is σ = 152529793416. Its totient is φ = 43538069120.

The previous prime is 87118010071. The next prime is 87118010131. The reversal of 87118010092 is 29001081178.

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 3 ways as a sum of consecutive naturals, for example, 5224618 + ... + 5241265.

It is an arithmetic number, because the mean of its divisors is an integer number (12710816118).

Almost surely, 287118010092 is an apocalyptic number.

It is an amenable number.

87118010092 is a deficient number, since it is larger than the sum of its proper divisors (65411783324).

87118010092 is a wasteful number, since it uses less digits than its factorization.

87118010092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10467968 (or 10467966 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 37.

The spelling of 87118010092 in words is "eighty-seven billion, one hundred eighteen million, ten thousand, ninety-two".

Divisors: 1 2 4 2081 4162 8324 10465883 20931766 41863532 21779502523 43559005046 87118010092