Base | Representation |
---|---|
bin | 1010010110110… |
… | …00000010111100 |
3 | 20001110100201010 |
4 | 11023120002330 |
5 | 134214240111 |
6 | 12341515220 |
7 | 2103236634 |
oct | 513300274 |
9 | 201410633 |
10 | 86868156 |
11 | 45042371 |
12 | 25112b10 |
13 | 14cc659b |
14 | b7736c4 |
15 | 795daa6 |
hex | 52d80bc |
86868156 has 48 divisors (see below), whose sum is σ = 210420896. Its totient is φ = 27869184.
The previous prime is 86868151. The next prime is 86868157. The reversal of 86868156 is 65186868.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86868151) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42060 + ... + 44076.
Almost surely, 286868156 is an apocalyptic number.
It is an amenable number.
86868156 is an abundant number, since it is smaller than the sum of its proper divisors (123552740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86868156 is a wasteful number, since it uses less digits than its factorization.
86868156 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2158 (or 2156 counting only the distinct ones).
The product of its digits is 552960, while the sum is 48.
The square root of 86868156 is about 9320.3087931677. The cubic root of 86868156 is about 442.8808148884.
The spelling of 86868156 in words is "eighty-six million, eight hundred sixty-eight thousand, one hundred fifty-six".
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