Base | Representation |
---|---|
bin | 1001110101000… |
… | …10110100101111 |
3 | 12202011012011120 |
4 | 10322202310233 |
5 | 132102041410 |
6 | 12103152023 |
7 | 2020602036 |
oct | 472426457 |
9 | 182135146 |
10 | 82455855 |
11 | 425a9339 |
12 | 23745613 |
13 | 14110161 |
14 | ad4571d |
15 | 738b570 |
hex | 4ea2d2f |
82455855 has 32 divisors (see below), whose sum is σ = 134784000. Its totient is φ = 43036032.
The previous prime is 82455853. The next prime is 82455859. The reversal of 82455855 is 55855428.
It is not a de Polignac number, because 82455855 - 21 = 82455853 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82455853) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 176332 + ... + 176798.
It is an arithmetic number, because the mean of its divisors is an integer number (4212000).
Almost surely, 282455855 is an apocalyptic number.
82455855 is a deficient number, since it is larger than the sum of its proper divisors (52328145).
82455855 is a wasteful number, since it uses less digits than its factorization.
82455855 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 703.
The product of its digits is 320000, while the sum is 42.
The square root of 82455855 is about 9080.5206348535. The cubic root of 82455855 is about 435.2517237731.
The spelling of 82455855 in words is "eighty-two million, four hundred fifty-five thousand, eight hundred fifty-five".
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