Base | Representation |
---|---|
bin | 1010001111011… |
… | …01000010001100 |
3 | 12222122110020222 |
4 | 11013231002030 |
5 | 133442434143 |
6 | 12305130512 |
7 | 2062120331 |
oct | 507550214 |
9 | 188573228 |
10 | 85905548 |
11 | 44545123 |
12 | 24929a38 |
13 | 14a4a3b1 |
14 | b5a2988 |
15 | 781d768 |
hex | 51ed08c |
85905548 has 12 divisors (see below), whose sum is σ = 152238240. Its totient is φ = 42408912.
The previous prime is 85905509. The next prime is 85905551. The reversal of 85905548 is 84550958.
It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 85905499 and 85905508.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135611 + ... + 136242.
It is an arithmetic number, because the mean of its divisors is an integer number (12686520).
Almost surely, 285905548 is an apocalyptic number.
It is an amenable number.
85905548 is a deficient number, since it is larger than the sum of its proper divisors (66332692).
85905548 is a wasteful number, since it uses less digits than its factorization.
85905548 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 271936 (or 271934 counting only the distinct ones).
The product of its (nonzero) digits is 288000, while the sum is 44.
The square root of 85905548 is about 9268.5245859306. The cubic root of 85905548 is about 441.2388434076.
The spelling of 85905548 in words is "eighty-five million, nine hundred five thousand, five hundred forty-eight".
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