Base | Representation |
---|---|
bin | 1010010010000… |
… | …00100010001000 |
3 | 20000021211102002 |
4 | 11021000202020 |
5 | 134034410220 |
6 | 12320330132 |
7 | 2065043420 |
oct | 511004210 |
9 | 200254362 |
10 | 86247560 |
11 | 44759083 |
12 | 24a73948 |
13 | 14b39c79 |
14 | b651480 |
15 | 7889c75 |
hex | 5240888 |
86247560 has 32 divisors (see below), whose sum is σ = 221780160. Its totient is φ = 29570496.
The previous prime is 86247547. The next prime is 86247563. The reversal of 86247560 is 6574268.
It is a happy number.
It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (86247563) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153734 + ... + 154293.
It is an arithmetic number, because the mean of its divisors is an integer number (6930630).
Almost surely, 286247560 is an apocalyptic number.
It is an amenable number.
86247560 is an abundant number, since it is smaller than the sum of its proper divisors (135532600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86247560 is a wasteful number, since it uses less digits than its factorization.
86247560 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 308045 (or 308041 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 38.
The square root of 86247560 is about 9286.9564443902. The cubic root of 86247560 is about 441.8236296661.
The spelling of 86247560 in words is "eighty-six million, two hundred forty-seven thousand, five hundred sixty".
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