Base | Representation |
---|---|
bin | 101000011110001101… |
… | …1001011111111100110 |
3 | 22022100010100020111000 |
4 | 1100330123023333212 |
5 | 2410444223342034 |
6 | 103532145254130 |
7 | 6164534132166 |
oct | 1207433137746 |
9 | 268303306430 |
10 | 86913105894 |
11 | 3395020093a |
12 | 14a17034346 |
13 | 8271435714 |
14 | 42c6d565a6 |
15 | 23da371599 |
hex | 143c6cbfe6 |
86913105894 has 32 divisors (see below), whose sum is σ = 198360246240. Its totient is φ = 28188033696.
The previous prime is 86913105871. The next prime is 86913105911. The reversal of 86913105894 is 49850131968.
It is a super-2 number, since 2×869131058942 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a self number, because there is not a number n which added to its sum of digits gives 86913105894.
It is a congruent 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, 21748029 + ... + 21752024.
It is an arithmetic number, because the mean of its divisors is an integer number (6198757695).
Almost surely, 286913105894 is an apocalyptic number.
86913105894 is an abundant number, since it is smaller than the sum of its proper divisors (111447140346).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86913105894 is a wasteful number, since it uses less digits than its factorization.
86913105894 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43500101 (or 43500095 counting only the distinct ones).
The product of its (nonzero) digits is 1866240, while the sum is 54.
The spelling of 86913105894 in words is "eighty-six billion, nine hundred thirteen million, one hundred five thousand, eight hundred ninety-four".
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