Base | Representation |
---|---|
bin | 1001110011011… |
… | …01101001010111 |
3 | 12201202010101022 |
4 | 10321231221113 |
5 | 132023104124 |
6 | 12054351355 |
7 | 2016004022 |
oct | 471555127 |
9 | 181663338 |
10 | 82238039 |
11 | 4246a724 |
12 | 2365b55b |
13 | 14064c80 |
14 | acca1b9 |
15 | 7346c5e |
hex | 4e6da57 |
82238039 has 8 divisors (see below), whose sum is σ = 88786320. Its totient is φ = 75721536.
The previous prime is 82238029. The next prime is 82238053. The reversal of 82238039 is 93083228.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-82238039 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82238029) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2417 + ... + 13050.
It is an arithmetic number, because the mean of its divisors is an integer number (11098290).
Almost surely, 282238039 is an apocalyptic number.
82238039 is a deficient number, since it is larger than the sum of its proper divisors (6548281).
82238039 is a wasteful number, since it uses less digits than its factorization.
82238039 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15889.
The product of its (nonzero) digits is 20736, while the sum is 35.
The square root of 82238039 is about 9068.5191183566. The cubic root of 82238039 is about 434.8681310770.
The spelling of 82238039 in words is "eighty-two million, two hundred thirty-eight thousand, thirty-nine".
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