Base | Representation |
---|---|
bin | 1001111000011… |
… | …00100010110100 |
3 | 12202222012011200 |
4 | 10330030202310 |
5 | 132204421014 |
6 | 12120332500 |
7 | 2024354361 |
oct | 474144264 |
9 | 182865150 |
10 | 82888884 |
11 | 42874711 |
12 | 23914130 |
13 | 142322a0 |
14 | b019468 |
15 | 7424a09 |
hex | 4f0c8b4 |
82888884 has 36 divisors (see below), whose sum is σ = 225643236. Its totient is φ = 25504128.
The previous prime is 82888859. The next prime is 82888891. The reversal of 82888884 is 48888828.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 25280784 + 57608100 = 5028^2 + 7590^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a self number, because there is not a number n which added to its sum of digits gives 82888884.
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, 88089 + ... + 89024.
Almost surely, 282888884 is an apocalyptic number.
It is an amenable number.
82888884 is an abundant number, since it is smaller than the sum of its proper divisors (142754352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82888884 is a wasteful number, since it uses less digits than its factorization.
82888884 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 177136 (or 177131 counting only the distinct ones).
The product of its digits is 2097152, while the sum is 54.
The square root of 82888884 is about 9104.3332540060. Note that the first 3 decimals coincide. The cubic root of 82888884 is about 436.0123232496.
The spelling of 82888884 in words is "eighty-two million, eight hundred eighty-eight thousand, eight hundred eighty-four".
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