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85115500195 = 51111313695173
BaseRepresentation
bin100111101000101000…
…1110111011010100011
322010200211211102001011
41033101101313122203
52343304032001240
6103033532321351
76102145546225
oct1172121673243
9263624742034
1085115500195
11331085320a0
12145b5013257
138045ba33cb
144196304415
15233263c6ea
hex13d14776a3

85115500195 has 16 divisors (see below), whose sum is σ = 112409988192. Its totient is φ = 61354370560.

The previous prime is 85115500189. The next prime is 85115500271. The reversal of 85115500195 is 59100551158.

It is not a de Polignac number, because 85115500195 - 227 = 84981282467 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6841372 + ... + 6853801.

It is an arithmetic number, because the mean of its divisors is an integer number (7025624262).

Almost surely, 285115500195 is an apocalyptic number.

85115500195 is a deficient number, since it is larger than the sum of its proper divisors (27294487997).

85115500195 is a wasteful number, since it uses less digits than its factorization.

85115500195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13695302.

The product of its (nonzero) digits is 45000, while the sum is 40.

The spelling of 85115500195 in words is "eighty-five billion, one hundred fifteen million, five hundred thousand, one hundred ninety-five".

Divisors: 1 5 11 55 113 565 1243 6215 13695173 68475865 150646903 753234515 1547554549 7737772745 17023100039 85115500195