Base | Representation |
---|---|
bin | 1001110010001… |
… | …01111111001101 |
3 | 12201102212112221 |
4 | 10321011333031 |
5 | 132002404342 |
6 | 12051055341 |
7 | 2014426312 |
oct | 471057715 |
9 | 181385487 |
10 | 82075597 |
11 | 4236967a |
12 | 235a1551 |
13 | 14009056 |
14 | ac86d09 |
15 | 7313a67 |
hex | 4e45fcd |
82075597 has 8 divisors (see below), whose sum is σ = 85472640. Its totient is φ = 78716400.
The previous prime is 82075589. The next prime is 82075601. The reversal of 82075597 is 79557028.
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 82075597 - 23 = 82075589 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 (82075517) 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, 4993 + ... + 13750.
It is an arithmetic number, because the mean of its divisors is an integer number (10684080).
Almost surely, 282075597 is an apocalyptic number.
It is an amenable number.
82075597 is a deficient number, since it is larger than the sum of its proper divisors (3397043).
82075597 is a wasteful number, since it uses less digits than its factorization.
82075597 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18923.
The product of its (nonzero) digits is 176400, while the sum is 43.
The square root of 82075597 is about 9059.5583225674. The cubic root of 82075597 is about 434.5816156055.
Subtracting from 82075597 its reverse (79557028), we obtain a square (2518569 = 15872).
The spelling of 82075597 in words is "eighty-two million, seventy-five thousand, five hundred ninety-seven".
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