Base | Representation |
---|---|
bin | 1010010000111… |
… | …11101010010101 |
3 | 20000000222201022 |
4 | 11020133222111 |
5 | 134021103132 |
6 | 12313410525 |
7 | 2063643032 |
oct | 510375225 |
9 | 200028638 |
10 | 86112917 |
11 | 44676a00 |
12 | 24a09a45 |
13 | 14ac08b7 |
14 | b618389 |
15 | 785ee12 |
hex | 521fa95 |
86112917 has 12 divisors (see below), whose sum is σ = 95959500. Its totient is φ = 77204160.
The previous prime is 86112913. The next prime is 86112941. The reversal of 86112917 is 71921168.
It can be written as a sum of positive squares in 2 ways, for example, as 29170801 + 56942116 = 5401^2 + 7546^2 .
It is not a de Polignac number, because 86112917 - 22 = 86112913 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 (86112913) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3959 + ... + 13707.
It is an arithmetic number, because the mean of its divisors is an integer number (7996625).
Almost surely, 286112917 is an apocalyptic number.
It is an amenable number.
86112917 is a deficient number, since it is larger than the sum of its proper divisors (9846583).
86112917 is a wasteful number, since it uses less digits than its factorization.
86112917 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9844 (or 9833 counting only the distinct ones).
The product of its digits is 6048, while the sum is 35.
The square root of 86112917 is about 9279.7045750390. The cubic root of 86112917 is about 441.5935963291.
The spelling of 86112917 in words is "eighty-six million, one hundred twelve thousand, nine hundred seventeen".
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