Base | Representation |
---|---|
bin | 1010001010101… |
… | …01101000111100 |
3 | 12221110221121212 |
4 | 11011111220330 |
5 | 133313113221 |
6 | 12243543552 |
7 | 2053625405 |
oct | 505255074 |
9 | 187427555 |
10 | 85285436 |
11 | 44161235 |
12 | 2468abb8 |
13 | 14891072 |
14 | b4809ac |
15 | 7749b5b |
hex | 5155a3c |
85285436 has 6 divisors (see below), whose sum is σ = 149249520. Its totient is φ = 42642716.
The previous prime is 85285429. The next prime is 85285441. The reversal of 85285436 is 63458258.
It is a junction number, because it is equal to n+sod(n) for n = 85285393 and 85285402.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10660676 + ... + 10660683.
It is an arithmetic number, because the mean of its divisors is an integer number (24874920).
Almost surely, 285285436 is an apocalyptic number.
It is an amenable number.
85285436 is a deficient number, since it is larger than the sum of its proper divisors (63964084).
85285436 is a wasteful number, since it uses less digits than its factorization.
85285436 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21321363 (or 21321361 counting only the distinct ones).
The product of its digits is 230400, while the sum is 41.
The square root of 85285436 is about 9235.0114239236. The cubic root of 85285436 is about 440.1745794830.
The spelling of 85285436 in words is "eighty-five million, two hundred eighty-five thousand, four hundred thirty-six".
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