Base | Representation |
---|---|
bin | 100111101010101110… |
… | …0100110001011111011 |
3 | 22010212201101210211102 |
4 | 1033111130212023323 |
5 | 2343424432001300 |
6 | 103044511122015 |
7 | 6103655066135 |
oct | 1172534461373 |
9 | 263781353742 |
10 | 85185422075 |
11 | 33143a4a476 |
12 | 1461451330b |
13 | 80575154c0 |
14 | 41a1706055 |
15 | 23388500d5 |
hex | 13d57262fb |
85185422075 has 12 divisors (see below), whose sum is σ = 113755302528. Its totient is φ = 62906157600.
The previous prime is 85185422053. The next prime is 85185422087. The reversal of 85185422075 is 57022458158.
It is not a de Polignac number, because 85185422075 - 224 = 85168644859 is a prime.
It is a super-2 number, since 2×851854220752 (a number of 23 digits) contains 22 as substring.
It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 131054171 + ... + 131054820.
It is an arithmetic number, because the mean of its divisors is an integer number (9479608544).
Almost surely, 285185422075 is an apocalyptic number.
85185422075 is a deficient number, since it is larger than the sum of its proper divisors (28569880453).
85185422075 is a wasteful number, since it uses less digits than its factorization.
85185422075 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 262109014 (or 262109009 counting only the distinct ones).
The product of its (nonzero) digits is 896000, while the sum is 47.
The spelling of 85185422075 in words is "eighty-five billion, one hundred eighty-five million, four hundred twenty-two thousand, seventy-five".
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