Base | Representation |
---|---|
bin | 1001110101101… |
… | …11011011000011 |
3 | 12202022110220110 |
4 | 10322313123003 |
5 | 132112241402 |
6 | 12105042403 |
7 | 2021403030 |
oct | 472673303 |
9 | 182273813 |
10 | 82540227 |
11 | 42656770 |
12 | 23786403 |
13 | 1413c693 |
14 | ad68387 |
15 | 73a656c |
hex | 4eb76c3 |
82540227 has 32 divisors (see below), whose sum is σ = 138977280. Its totient is φ = 42325920.
The previous prime is 82540223. The next prime is 82540243. The reversal of 82540227 is 72204528.
It is not a de Polignac number, because 82540227 - 22 = 82540223 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 82540194 and 82540203.
It is not an unprimeable number, because it can be changed into a prime (82540223) 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, 15988 + ... + 20510.
It is an arithmetic number, because the mean of its divisors is an integer number (4343040).
Almost surely, 282540227 is an apocalyptic number.
82540227 is a deficient number, since it is larger than the sum of its proper divisors (56437053).
82540227 is a wasteful number, since it uses less digits than its factorization.
82540227 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4623.
The product of its (nonzero) digits is 8960, while the sum is 30.
The square root of 82540227 is about 9085.1652158890. The cubic root of 82540227 is about 435.4001285976.
The spelling of 82540227 in words is "eighty-two million, five hundred forty thousand, two hundred twenty-seven".
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