Base | Representation |
---|---|
bin | 1010001000111… |
… | …11111111010100 |
3 | 12221001210011220 |
4 | 11010133333110 |
5 | 133234100214 |
6 | 12235130340 |
7 | 2052021624 |
oct | 504377724 |
9 | 187053156 |
10 | 85065684 |
11 | 44021120 |
12 | 245a39b0 |
13 | 14815032 |
14 | b424884 |
15 | 77049a9 |
hex | 511ffd4 |
85065684 has 48 divisors (see below), whose sum is σ = 225953280. Its totient is φ = 24655840.
The previous prime is 85065683. The next prime is 85065691. The reversal of 85065684 is 48656058.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85065683) 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, 10974 + ... + 17045.
It is an arithmetic number, because the mean of its divisors is an integer number (4707360).
Almost surely, 285065684 is an apocalyptic number.
It is an amenable number.
85065684 is an abundant number, since it is smaller than the sum of its proper divisors (140887596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85065684 is a wasteful number, since it uses less digits than its factorization.
85065684 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28060 (or 28058 counting only the distinct ones).
The product of its (nonzero) digits is 230400, while the sum is 42.
The square root of 85065684 is about 9223.1059844285. The cubic root of 85065684 is about 439.7961934909.
The spelling of 85065684 in words is "eighty-five million, sixty-five thousand, six hundred eighty-four".
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