Base | Representation |
---|---|
bin | 1010001100101… |
… | …11101000100001 |
3 | 12221222200102022 |
4 | 11012113220201 |
5 | 133400240440 |
6 | 12253431225 |
7 | 2056132442 |
oct | 506275041 |
9 | 187880368 |
10 | 85555745 |
11 | 44326330 |
12 | 2479b515 |
13 | 14957102 |
14 | b5112c9 |
15 | 779ecb5 |
hex | 5197a21 |
85555745 has 32 divisors (see below), whose sum is σ = 119439360. Its totient is φ = 58210240.
The previous prime is 85555703. The next prime is 85555763. The reversal of 85555745 is 54755558.
It is not a de Polignac number, because 85555745 - 212 = 85551649 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 85555696 and 85555705.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58736 + ... + 60174.
It is an arithmetic number, because the mean of its divisors is an integer number (3732480).
Almost surely, 285555745 is an apocalyptic number.
It is an amenable number.
85555745 is a deficient number, since it is larger than the sum of its proper divisors (33883615).
85555745 is a wasteful number, since it uses less digits than its factorization.
85555745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1525.
The product of its digits is 700000, while the sum is 44.
The square root of 85555745 is about 9249.6348576579. The cubic root of 85555745 is about 440.6391279946.
The spelling of 85555745 in words is "eighty-five million, five hundred fifty-five thousand, seven hundred forty-five".
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