Base | Representation |
---|---|
bin | 1001110010010… |
… | …00010110110001 |
3 | 12201110100212012 |
4 | 10321020112301 |
5 | 132003212142 |
6 | 12051212305 |
7 | 2014466510 |
oct | 471102661 |
9 | 181410765 |
10 | 82085297 |
11 | 42375998 |
12 | 235a7095 |
13 | 140105a8 |
14 | ac8a677 |
15 | 7316882 |
hex | 4e485b1 |
82085297 has 4 divisors (see below), whose sum is σ = 93811776. Its totient is φ = 70358820.
The previous prime is 82085293. The next prime is 82085309. The reversal of 82085297 is 79258028.
It is a happy number.
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 not a de Polignac number, because 82085297 - 22 = 82085293 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (82085291) 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, 5863229 + ... + 5863242.
It is an arithmetic number, because the mean of its divisors is an integer number (23452944).
Almost surely, 282085297 is an apocalyptic number.
It is an amenable number.
82085297 is a deficient number, since it is larger than the sum of its proper divisors (11726479).
82085297 is a wasteful number, since it uses less digits than its factorization.
82085297 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11726478.
The product of its (nonzero) digits is 80640, while the sum is 41.
The square root of 82085297 is about 9060.0936529376. The cubic root of 82085297 is about 434.5987350895.
The spelling of 82085297 in words is "eighty-two million, eighty-five thousand, two hundred ninety-seven".
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