Base | Representation |
---|---|
bin | 1000000111011… |
… | …01101101101011 |
3 | 11202002221200112 |
4 | 10003231231223 |
5 | 114412120124 |
6 | 10431124535 |
7 | 1454456240 |
oct | 403555553 |
9 | 152087615 |
10 | 68082539 |
11 | 35481468 |
12 | 1a97374b |
13 | 11149b35 |
14 | 90835c7 |
15 | 5e9c90e |
hex | 40edb6b |
68082539 has 8 divisors (see below), whose sum is σ = 78905088. Its totient is φ = 57534120.
The previous prime is 68082503. The next prime is 68082563. The reversal of 68082539 is 93528086.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-68082539 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 68082496 and 68082505.
It is not an unprimeable number, because it can be changed into a prime (68082239) 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, 67997 + ... + 68990.
It is an arithmetic number, because the mean of its divisors is an integer number (9863136).
Almost surely, 268082539 is an apocalyptic number.
68082539 is a deficient number, since it is larger than the sum of its proper divisors (10822549).
68082539 is a wasteful number, since it uses less digits than its factorization.
68082539 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 137065.
The product of its (nonzero) digits is 103680, while the sum is 41.
The square root of 68082539 is about 8251.2143954693. The cubic root of 68082539 is about 408.3305883845.
The spelling of 68082539 in words is "sixty-eight million, eighty-two thousand, five hundred thirty-nine".
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