Base | Representation |
---|---|
bin | 1001110011101… |
… | …01110010001011 |
3 | 12201210211002211 |
4 | 10321311302023 |
5 | 132030140441 |
6 | 12055205551 |
7 | 2016203140 |
oct | 471656213 |
9 | 181724084 |
10 | 82271371 |
11 | 42492776 |
12 | 236768b7 |
13 | 140771b0 |
14 | acd83c7 |
15 | 7351a81 |
hex | 4e75c8b |
82271371 has 16 divisors (see below), whose sum is σ = 102923968. Its totient is φ = 64022400.
The previous prime is 82271369. The next prime is 82271401. The reversal of 82271371 is 17317228.
It is not a de Polignac number, because 82271371 - 21 = 82271369 is a prime.
It is not an unprimeable number, because it can be changed into a prime (82271351) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1860 + ... + 12961.
It is an arithmetic number, because the mean of its divisors is an integer number (6432748).
Almost surely, 282271371 is an apocalyptic number.
82271371 is a deficient number, since it is larger than the sum of its proper divisors (20652597).
82271371 is a wasteful number, since it uses less digits than its factorization.
82271371 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14902.
The product of its digits is 4704, while the sum is 31.
The square root of 82271371 is about 9070.3567184538. The cubic root of 82271371 is about 434.9268754521.
Adding to 82271371 its reverse (17317228), we get a palindrome (99588599).
The spelling of 82271371 in words is "eighty-two million, two hundred seventy-one thousand, three hundred seventy-one".
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