Base | Representation |
---|---|
bin | 1001110101111… |
… | …10010100000000 |
3 | 12202100220121200 |
4 | 10322332110000 |
5 | 132114142243 |
6 | 12105421200 |
7 | 2021551224 |
oct | 472762400 |
9 | 182326550 |
10 | 82568448 |
11 | 42675996 |
12 | 2379a800 |
13 | 1414c491 |
14 | ad74784 |
15 | 73aead3 |
hex | 4ebe500 |
82568448 has 54 divisors (see below), whose sum is σ = 238071834. Its totient is φ = 27522048.
The previous prime is 82568429. The next prime is 82568449. The reversal of 82568448 is 84486528.
82568448 is a `hidden beast` number, since 82 + 568 + 4 + 4 + 8 = 666.
It can be written as a sum of positive squares in only one way, i.e., 63489024 + 19079424 = 7968^2 + 4368^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82568449) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15615 + ... + 20222.
Almost surely, 282568448 is an apocalyptic number.
It is an amenable number.
82568448 is an abundant number, since it is smaller than the sum of its proper divisors (155503386).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82568448 is a wasteful number, since it uses less digits than its factorization.
82568448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35859 (or 35842 counting only the distinct ones).
The product of its digits is 491520, while the sum is 45.
The square root of 82568448 is about 9086.7182194674. The cubic root of 82568448 is about 435.4497449175.
The spelling of 82568448 in words is "eighty-two million, five hundred sixty-eight thousand, four hundred forty-eight".
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