Base | Representation |
---|---|
bin | 1010010101100… |
… | …01000100111100 |
3 | 20001011020202102 |
4 | 11022301010330 |
5 | 134144133130 |
6 | 12334244232 |
7 | 2102003402 |
oct | 512610474 |
9 | 201136672 |
10 | 86708540 |
11 | 44a43456 |
12 | 25056678 |
13 | 14c6ba39 |
14 | b731472 |
15 | 792b645 |
hex | 52b113c |
86708540 has 12 divisors (see below), whose sum is σ = 182087976. Its totient is φ = 34683408.
The previous prime is 86708539. The next prime is 86708543. The reversal of 86708540 is 4580768.
It is a junction number, because it is equal to n+sod(n) for n = 86708494 and 86708503.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86708543) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2167694 + ... + 2167733.
It is an arithmetic number, because the mean of its divisors is an integer number (15173998).
Almost surely, 286708540 is an apocalyptic number.
It is an amenable number.
86708540 is an abundant number, since it is smaller than the sum of its proper divisors (95379436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86708540 is a wasteful number, since it uses less digits than its factorization.
86708540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4335436 (or 4335434 counting only the distinct ones).
The product of its (nonzero) digits is 53760, while the sum is 38.
The square root of 86708540 is about 9311.7420496919. The cubic root of 86708540 is about 442.6093912788.
The spelling of 86708540 in words is "eighty-six million, seven hundred eight thousand, five hundred forty".
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