Base | Representation |
---|---|
bin | 1001110011101… |
… | …01001100010101 |
3 | 12201210200210010 |
4 | 10321311030111 |
5 | 132030101244 |
6 | 12055150433 |
7 | 2016163110 |
oct | 471651425 |
9 | 181720703 |
10 | 82268949 |
11 | 42490974 |
12 | 23675419 |
13 | 14076069 |
14 | acd7577 |
15 | 7350eb9 |
hex | 4e75315 |
82268949 has 32 divisors (see below), whose sum is σ = 127959040. Its totient is φ = 46049472.
The previous prime is 82268909. The next prime is 82268971. The reversal of 82268949 is 94986228.
It is not a de Polignac number, because 82268949 - 27 = 82268821 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 82268898 and 82268907.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82268909) 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, 290562 + ... + 290844.
It is an arithmetic number, because the mean of its divisors is an integer number (3998720).
Almost surely, 282268949 is an apocalyptic number.
It is an amenable number.
82268949 is a deficient number, since it is larger than the sum of its proper divisors (45690091).
82268949 is a wasteful number, since it uses less digits than its factorization.
82268949 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 529.
The product of its digits is 497664, while the sum is 48.
The square root of 82268949 is about 9070.2232056328. The cubic root of 82268949 is about 434.9226074497.
The spelling of 82268949 in words is "eighty-two million, two hundred sixty-eight thousand, nine hundred forty-nine".
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