Base | Representation |
---|---|
bin | 1010010000001… |
… | …00010011100100 |
3 | 12222211022000100 |
4 | 11020010103210 |
5 | 134004011433 |
6 | 12311144100 |
7 | 2062665252 |
oct | 510042344 |
9 | 188738010 |
10 | 86000868 |
11 | 445aa7a8 |
12 | 24975030 |
13 | 14a818b5 |
14 | b5c95d2 |
15 | 783bb13 |
hex | 52044e4 |
86000868 has 18 divisors (see below), whose sum is σ = 217391174. Its totient is φ = 28666944.
The previous prime is 86000867. The next prime is 86000869. The reversal of 86000868 is 86800068.
It is an interprime number because it is at equal distance from previous prime (86000867) and next prime (86000869).
It can be written as a sum of positive squares in only one way, i.e., 54730404 + 31270464 = 7398^2 + 5592^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a super-2 number, since 2×860008682 = 14792298593506848, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 2388913 = 86000868 / (8 + 6 + 0 + 0 + 0 + 8 + 6 + 8).
It is not an unprimeable number, because it can be changed into a prime (86000867) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1194421 + ... + 1194492.
Almost surely, 286000868 is an apocalyptic number.
It is an amenable number.
86000868 is an abundant number, since it is smaller than the sum of its proper divisors (131390306).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86000868 is a wasteful number, since it uses less digits than its factorization.
86000868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2388923 (or 2388918 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 36.
The square root of 86000868 is about 9273.6652948012. The cubic root of 86000868 is about 441.4019812610.
It can be divided in two parts, 86000 and 868, that added together give a palindrome (86868).
The spelling of 86000868 in words is "eighty-six million, eight hundred sixty-eight", and thus it is an aban number.
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