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87887163713 = 2337103275163
BaseRepresentation
bin101000111011001111…
…0111011000101000001
322101212000012111121112
41101312132323011001
52414443103214323
6104212542533105
76230632364666
oct1216636730501
9271760174545
1087887163713
11343000159a8
1215049297195
13839818b8ab
14437a46da6d
152445b2b178
hex14767bb141

87887163713 has 8 divisors (see below), whose sum is σ = 94186949568. Its totient is φ = 81793928304.

The previous prime is 87887163709. The next prime is 87887163731. The reversal of 87887163713 is 31736178878.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 87887163713 - 22 = 87887163709 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (87887163733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51636731 + ... + 51638432.

It is an arithmetic number, because the mean of its divisors is an integer number (11773368696).

Almost surely, 287887163713 is an apocalyptic number.

It is an amenable number.

87887163713 is a deficient number, since it is larger than the sum of its proper divisors (6299785855).

87887163713 is a wasteful number, since it uses less digits than its factorization.

87887163713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103275223.

The product of its digits is 9483264, while the sum is 59.

The spelling of 87887163713 in words is "eighty-seven billion, eight hundred eighty-seven million, one hundred sixty-three thousand, seven hundred thirteen".

Divisors: 1 23 37 851 103275163 2375328749 3821181031 87887163713