Base | Representation |
---|---|
bin | 1001110100100… |
… | …10111001010000 |
3 | 12202000212200000 |
4 | 10322102321100 |
5 | 132042444413 |
6 | 12101530000 |
7 | 2020210566 |
oct | 472227120 |
9 | 182025600 |
10 | 82390608 |
11 | 42564313 |
12 | 23713900 |
13 | 140b9551 |
14 | ad29a36 |
15 | 7377073 |
hex | 4e92e50 |
82390608 has 60 divisors (see below), whose sum is σ = 239130528. Its totient is φ = 27462240.
The previous prime is 82390597. The next prime is 82390613. The reversal of 82390608 is 80609328.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6708 + ... + 14483.
Almost surely, 282390608 is an apocalyptic number.
It is an amenable number.
82390608 is an abundant number, since it is smaller than the sum of its proper divisors (156739920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82390608 is a wasteful number, since it uses less digits than its factorization.
82390608 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21214 (or 21196 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 36.
The square root of 82390608 is about 9076.9272333758. The cubic root of 82390608 is about 435.1368891417.
The spelling of 82390608 in words is "eighty-two million, three hundred ninety thousand, six hundred eight".
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