Base | Representation |
---|---|
bin | 1001110010010… |
… | …01000001011101 |
3 | 12201110111121101 |
4 | 10321021001131 |
5 | 132003304104 |
6 | 12051233101 |
7 | 2014510462 |
oct | 471110135 |
9 | 181414541 |
10 | 82088029 |
11 | 42377a51 |
12 | 235a8791 |
13 | 140118ca |
14 | ac8b669 |
15 | 73175a4 |
hex | 4e4905d |
82088029 has 4 divisors (see below), whose sum is σ = 82159776. Its totient is φ = 82016284.
The previous prime is 82088023. The next prime is 82088033. The reversal of 82088029 is 92088028.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 82088029 - 211 = 82085981 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 (82088023) 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, 34129 + ... + 36454.
It is an arithmetic number, because the mean of its divisors is an integer number (20539944).
Almost surely, 282088029 is an apocalyptic number.
It is an amenable number.
82088029 is a deficient number, since it is larger than the sum of its proper divisors (71747).
82088029 is a wasteful number, since it uses less digits than its factorization.
82088029 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71746.
The product of its (nonzero) digits is 18432, while the sum is 37.
The square root of 82088029 is about 9060.2444227515. The cubic root of 82088029 is about 434.6035565400.
Subtracting 82088029 from its reverse (92088028), we obtain a palindrome (9999999).
The spelling of 82088029 in words is "eighty-two million, eighty-eight thousand, twenty-nine".
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