Base | Representation |
---|---|
bin | 1010010101000… |
… | …10001001000101 |
3 | 20001001010211200 |
4 | 11022202021011 |
5 | 134140203430 |
6 | 12333053113 |
7 | 2101330140 |
oct | 512421105 |
9 | 201033750 |
10 | 86647365 |
11 | 44a014a2 |
12 | 25027199 |
13 | 14c49c3c |
14 | b717057 |
15 | 7918460 |
hex | 52a2245 |
86647365 has 48 divisors (see below), whose sum is σ = 175663488. Its totient is φ = 38683008.
The previous prime is 86647357. The next prime is 86647369. The reversal of 86647365 is 56374668.
It is not a de Polignac number, because 86647365 - 23 = 86647357 is a prime.
It is a super-2 number, since 2×866473652 = 15015531722886450, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 86647365.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86647369) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10347 + ... + 16743.
It is an arithmetic number, because the mean of its divisors is an integer number (3659656).
Almost surely, 286647365 is an apocalyptic number.
It is an amenable number.
86647365 is an abundant number, since it is smaller than the sum of its proper divisors (89016123).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86647365 is a wasteful number, since it uses less digits than its factorization.
86647365 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6458 (or 6455 counting only the distinct ones).
The product of its digits is 725760, while the sum is 45.
The square root of 86647365 is about 9308.4566389923. The cubic root of 86647365 is about 442.5052761987.
The spelling of 86647365 in words is "eighty-six million, six hundred forty-seven thousand, three hundred sixty-five".
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