Base | Representation |
---|---|
bin | 1010001101100… |
… | …11001010110000 |
3 | 12222012102010110 |
4 | 11012303022300 |
5 | 133412343103 |
6 | 12300101320 |
7 | 2060112321 |
oct | 506631260 |
9 | 188172113 |
10 | 85668528 |
11 | 443a3040 |
12 | 24834840 |
13 | 1499654a |
14 | b540448 |
15 | 77c3403 |
hex | 51b32b0 |
85668528 has 40 divisors (see below), whose sum is σ = 241430976. Its totient is φ = 25960000.
The previous prime is 85668521. The next prime is 85668547. The reversal of 85668528 is 82586658.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is not an unprimeable number, because it can be changed into a prime (85668521) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80598 + ... + 81653.
Almost surely, 285668528 is an apocalyptic number.
85668528 is a gapful number since it is divisible by the number (88) formed by its first and last digit.
It is an amenable number.
85668528 is an abundant number, since it is smaller than the sum of its proper divisors (155762448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85668528 is a wasteful number, since it uses less digits than its factorization.
85668528 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 162273 (or 162267 counting only the distinct ones).
The product of its digits is 921600, while the sum is 48.
The square root of 85668528 is about 9255.7294688209. The cubic root of 85668528 is about 440.8326656754.
The spelling of 85668528 in words is "eighty-five million, six hundred sixty-eight thousand, five hundred twenty-eight".
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