Base | Representation |
---|---|
bin | 1001111000011… |
… | …00100011001001 |
3 | 12202222012012110 |
4 | 10330030203021 |
5 | 132204421110 |
6 | 12120332533 |
7 | 2024354421 |
oct | 474144311 |
9 | 182865173 |
10 | 82888905 |
11 | 42874730 |
12 | 23914149 |
13 | 142322b8 |
14 | b019481 |
15 | 7424a20 |
hex | 4f0c8c9 |
82888905 has 32 divisors (see below), whose sum is σ = 145087488. Its totient is φ = 40075200.
The previous prime is 82888901. The next prime is 82888913. The reversal of 82888905 is 50988828.
It is not a de Polignac number, because 82888905 - 22 = 82888901 is a prime.
It is not an unprimeable number, because it can be changed into a prime (82888901) 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, 113652 + ... + 114378.
It is an arithmetic number, because the mean of its divisors is an integer number (4533984).
Almost surely, 282888905 is an apocalyptic number.
It is an amenable number.
82888905 is a deficient number, since it is larger than the sum of its proper divisors (62198583).
82888905 is a wasteful number, since it uses less digits than its factorization.
82888905 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1437.
The product of its (nonzero) digits is 368640, while the sum is 48.
The square root of 82888905 is about 9104.3344073029. The cubic root of 82888905 is about 436.0123600710.
The spelling of 82888905 in words is "eighty-two million, eight hundred eighty-eight thousand, nine hundred five".
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