Base | Representation |
---|---|
bin | 1001110001101… |
… | …00010000001001 |
3 | 12201022011220102 |
4 | 10320310100021 |
5 | 131443043303 |
6 | 12045335145 |
7 | 2014004444 |
oct | 470642011 |
9 | 181264812 |
10 | 82002953 |
11 | 4231a03a |
12 | 235674b5 |
13 | 13cb1c76 |
14 | ac6865b |
15 | 72ec288 |
hex | 4e34409 |
82002953 has 4 divisors (see below), whose sum is σ = 82021380. Its totient is φ = 81984528.
The previous prime is 82002913. The next prime is 82002983. The reversal of 82002953 is 35920028.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 51222649 + 30780304 = 7157^2 + 5548^2 .
It is a cyclic number.
It is not a de Polignac number, because 82002953 - 222 = 77808649 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (82002913) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2063 + ... + 12971.
It is an arithmetic number, because the mean of its divisors is an integer number (20505345).
Almost surely, 282002953 is an apocalyptic number.
It is an amenable number.
82002953 is a deficient number, since it is larger than the sum of its proper divisors (18427).
82002953 is a wasteful number, since it uses less digits than its factorization.
82002953 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18426.
The product of its (nonzero) digits is 4320, while the sum is 29.
The square root of 82002953 is about 9055.5481888177. The cubic root of 82002953 is about 434.4533636581.
The spelling of 82002953 in words is "eighty-two million, two thousand, nine hundred fifty-three".
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