Base | Representation |
---|---|
bin | 1001110001101… |
… | …00110000111011 |
3 | 12201022021210010 |
4 | 10320310300323 |
5 | 131443130201 |
6 | 12045353003 |
7 | 2014013532 |
oct | 470646073 |
9 | 181267703 |
10 | 82005051 |
11 | 42320677 |
12 | 23568763 |
13 | 13cb2bcb |
14 | ac69319 |
15 | 72ecbd6 |
hex | 4e34c3b |
82005051 has 12 divisors (see below), whose sum is σ = 114302888. Its totient is φ = 52292064.
The previous prime is 82005041. The next prime is 82005089. The reversal of 82005051 is 15050028.
It is not a de Polignac number, because 82005051 - 221 = 79907899 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (82005041) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24250 + ... + 27423.
Almost surely, 282005051 is an apocalyptic number.
82005051 is a deficient number, since it is larger than the sum of its proper divisors (32297837).
82005051 is a wasteful number, since it uses less digits than its factorization.
82005051 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51722 (or 51699 counting only the distinct ones).
The product of its (nonzero) digits is 400, while the sum is 21.
The square root of 82005051 is about 9055.6640286618. The cubic root of 82005051 is about 434.4570687092.
Adding to 82005051 its reverse (15050028), we get a palindrome (97055079).
The spelling of 82005051 in words is "eighty-two million, five thousand, fifty-one".
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