Base | Representation |
---|---|
bin | 100110001100000101… |
… | …0000101010000100111 |
3 | 21211200101200010112122 |
4 | 1030120022011100213 |
5 | 2320423434043131 |
6 | 101401423540155 |
7 | 5632163506532 |
oct | 1143012052047 |
9 | 254611603478 |
10 | 82009674791 |
11 | 31864361540 |
12 | 13a88a5a65b |
13 | 796c5b89b5 |
14 | 3d7da31a19 |
15 | 21eeb42d7b |
hex | 1318285427 |
82009674791 has 8 divisors (see below), whose sum is σ = 89591293200. Its totient is φ = 74449088640.
The previous prime is 82009674767. The next prime is 82009674833. The reversal of 82009674791 is 19747690028.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 82009674791 - 218 = 82009412647 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 (82009674701) 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, 5249906 + ... + 5265503.
It is an arithmetic number, because the mean of its divisors is an integer number (11198911650).
Almost surely, 282009674791 is an apocalyptic number.
82009674791 is a deficient number, since it is larger than the sum of its proper divisors (7581618409).
82009674791 is a wasteful number, since it uses less digits than its factorization.
82009674791 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10516129.
The product of its (nonzero) digits is 1524096, while the sum is 53.
The spelling of 82009674791 in words is "eighty-two billion, nine million, six hundred seventy-four thousand, seven hundred ninety-one".
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