Base | Representation |
---|---|
bin | 1010010101000… |
… | …10000101010101 |
3 | 20001001010111210 |
4 | 11022202011111 |
5 | 134140202000 |
6 | 12333052033 |
7 | 2101326345 |
oct | 512420525 |
9 | 201033453 |
10 | 86647125 |
11 | 44a012a4 |
12 | 25027019 |
13 | 14c49ab6 |
14 | b716d25 |
15 | 7918350 |
hex | 52a2155 |
86647125 has 32 divisors (see below), whose sum is σ = 151781760. Its totient is φ = 43776000.
The previous prime is 86647097. The next prime is 86647129. The reversal of 86647125 is 52174668.
It is not a de Polignac number, because 86647125 - 211 = 86645077 is a prime.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86647129) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1045 + ... + 13205.
It is an arithmetic number, because the mean of its divisors is an integer number (4743180).
Almost surely, 286647125 is an apocalyptic number.
It is an amenable number.
86647125 is a deficient number, since it is larger than the sum of its proper divisors (65134635).
86647125 is a wasteful number, since it uses less digits than its factorization.
86647125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12198 (or 12188 counting only the distinct ones).
The product of its digits is 80640, while the sum is 39.
The square root of 86647125 is about 9308.4437474800. The cubic root of 86647125 is about 442.5048676409.
The spelling of 86647125 in words is "eighty-six million, six hundred forty-seven thousand, one hundred twenty-five".
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