Base | Representation |
---|---|
bin | 1010001001001… |
… | …10111000010000 |
3 | 12221010012220002 |
4 | 11010212320100 |
5 | 133241001104 |
6 | 12235505132 |
7 | 2052200120 |
oct | 504467020 |
9 | 187105802 |
10 | 85093904 |
11 | 44040345 |
12 | 245b81a8 |
13 | 14824b2c |
14 | b430c80 |
15 | 770d01e |
hex | 5126e10 |
85093904 has 40 divisors (see below), whose sum is σ = 192815040. Its totient is φ = 35618688.
The previous prime is 85093903. The next prime is 85093907. The reversal of 85093904 is 40939058.
It is a super-2 number, since 2×850939042 = 14481944995922432, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (85093903) 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, 4019 + ... + 13650.
It is an arithmetic number, because the mean of its divisors is an integer number (4820376).
Almost surely, 285093904 is an apocalyptic number.
It is an amenable number.
85093904 is an abundant number, since it is smaller than the sum of its proper divisors (107721136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85093904 is a wasteful number, since it uses less digits than its factorization.
85093904 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17727 (or 17721 counting only the distinct ones).
The product of its (nonzero) digits is 38880, while the sum is 38.
The square root of 85093904 is about 9224.6357109644. The cubic root of 85093904 is about 439.8448213113.
The spelling of 85093904 in words is "eighty-five million, ninety-three thousand, nine hundred four".
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