Base | Representation |
---|---|
bin | 1001110100011… |
… | …01110100111110 |
3 | 12201222211012100 |
4 | 10322031310332 |
5 | 132041313404 |
6 | 12101245530 |
7 | 2020063230 |
oct | 472156476 |
9 | 181884170 |
10 | 82369854 |
11 | 4254a766 |
12 | 237038a6 |
13 | 140acc78 |
14 | ad22250 |
15 | 7370d39 |
hex | 4e8dd3e |
82369854 has 96 divisors (see below), whose sum is σ = 218110464. Its totient is φ = 21954240.
The previous prime is 82369823. The next prime is 82369873. The reversal of 82369854 is 45896328.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 124284 + ... + 124944.
It is an arithmetic number, because the mean of its divisors is an integer number (2271984).
Almost surely, 282369854 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 82369854, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109055232).
82369854 is an abundant number, since it is smaller than the sum of its proper divisors (135740610).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82369854 is a wasteful number, since it uses less digits than its factorization.
82369854 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 742 (or 739 counting only the distinct ones).
The product of its digits is 414720, while the sum is 45.
The square root of 82369854 is about 9075.7839330826. The cubic root of 82369854 is about 435.1003494211.
The spelling of 82369854 in words is "eighty-two million, three hundred sixty-nine thousand, eight hundred fifty-four".
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