Base | Representation |
---|---|
bin | 1001110111000… |
… | …00100010011101 |
3 | 12202122000220212 |
4 | 10323200202131 |
5 | 132133134022 |
6 | 12112422205 |
7 | 2023004024 |
oct | 473404235 |
9 | 182560825 |
10 | 82708637 |
11 | 42761250 |
12 | 23847965 |
13 | 1419b22b |
14 | adad8bb |
15 | 73db3e2 |
hex | 4ee089d |
82708637 has 8 divisors (see below), whose sum is σ = 90331200. Its totient is φ = 75103360.
The previous prime is 82708631. The next prime is 82708643. The reversal of 82708637 is 73680728.
It is an interprime number because it is at equal distance from previous prime (82708631) and next prime (82708643).
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 82708637 - 26 = 82708573 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 82708594 and 82708603.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82708631) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6989 + ... + 14637.
It is an arithmetic number, because the mean of its divisors is an integer number (11291400).
Almost surely, 282708637 is an apocalyptic number.
It is an amenable number.
82708637 is a deficient number, since it is larger than the sum of its proper divisors (7622563).
82708637 is a wasteful number, since it uses less digits than its factorization.
82708637 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8643.
The product of its (nonzero) digits is 112896, while the sum is 41.
The square root of 82708637 is about 9094.4288990568. The cubic root of 82708637 is about 435.6960486397.
The spelling of 82708637 in words is "eighty-two million, seven hundred eight thousand, six hundred thirty-seven".
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