Base | Representation |
---|---|
bin | 1010001010000… |
… | …10110111110010 |
3 | 12221100001011200 |
4 | 11011002313302 |
5 | 133303133222 |
6 | 12242152030 |
7 | 2053155315 |
oct | 505026762 |
9 | 187301150 |
10 | 85208562 |
11 | 441094aa |
12 | 24652616 |
13 | 1486508a |
14 | b46097c |
15 | 7731eac |
hex | 5142df2 |
85208562 has 12 divisors (see below), whose sum is σ = 184618590. Its totient is φ = 28402848.
The previous prime is 85208561. The next prime is 85208579. The reversal of 85208562 is 26580258.
It can be written as a sum of positive squares in only one way, i.e., 64496961 + 20711601 = 8031^2 + 4551^2 .
It is not an unprimeable number, because it can be changed into a prime (85208561) by changing a digit.
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 in 5 ways as a sum of consecutive naturals, for example, 2366887 + ... + 2366922.
Almost surely, 285208562 is an apocalyptic number.
85208562 is an abundant number, since it is smaller than the sum of its proper divisors (99410028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85208562 is a wasteful number, since it uses less digits than its factorization.
85208562 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4733817 (or 4733814 counting only the distinct ones).
The product of its (nonzero) digits is 38400, while the sum is 36.
The square root of 85208562 is about 9230.8483900452. The cubic root of 85208562 is about 440.0422858809.
The spelling of 85208562 in words is "eighty-five million, two hundred eight thousand, five hundred sixty-two".
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