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108768086087 = 177159789363
BaseRepresentation
bin110010101001100010…
…1010100100001000111
3101101202020100021011212
41211103011110201013
53240224112223322
6121544541322035
710600242322463
oct1452305244107
9341666307155
10108768086087
1142145826a41
12190b626631b
13a34521056b
14539b7474a3
152c68da60e2
hex1953154847

108768086087 has 8 divisors (see below), whose sum is σ = 115169106096. Its totient is φ = 102367388032.

The previous prime is 108768086017. The next prime is 108768086093. The reversal of 108768086087 is 780680867801.

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 108768086087 - 216 = 108768020551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108768086017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1172468 + ... + 1261830.

It is an arithmetic number, because the mean of its divisors is an integer number (14396138262).

Almost surely, 2108768086087 is an apocalyptic number.

108768086087 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

108768086087 is a deficient number, since it is larger than the sum of its proper divisors (6401020009).

108768086087 is an equidigital number, since it uses as much as digits as its factorization.

108768086087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160977.

The product of its (nonzero) digits is 7225344, while the sum is 59.

The spelling of 108768086087 in words is "one hundred eight billion, seven hundred sixty-eight million, eighty-six thousand, eighty-seven".

Divisors: 1 17 71597 89363 1217149 1519171 6398122711 108768086087