Base | Representation |
---|---|
bin | 1001111000010… |
… | …00100010100110 |
3 | 12202221100200100 |
4 | 10330020202212 |
5 | 132203404421 |
6 | 12120124530 |
7 | 2024255514 |
oct | 474104246 |
9 | 182840610 |
10 | 82872486 |
11 | 42863364 |
12 | 23906746 |
13 | 14227998 |
14 | b0134b4 |
15 | 741ec26 |
hex | 4f088a6 |
82872486 has 24 divisors (see below), whose sum is σ = 185350464. Its totient is φ = 26732880.
The previous prime is 82872469. The next prime is 82872497. The reversal of 82872486 is 68427828.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73701 + ... + 74816.
It is an arithmetic number, because the mean of its divisors is an integer number (7722936).
Almost surely, 282872486 is an apocalyptic number.
82872486 is an abundant number, since it is smaller than the sum of its proper divisors (102477978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82872486 is a wasteful number, since it uses less digits than its factorization.
82872486 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 148556 (or 148553 counting only the distinct ones).
The product of its digits is 344064, while the sum is 45.
The square root of 82872486 is about 9103.4326492813. The cubic root of 82872486 is about 435.9835690859.
The spelling of 82872486 in words is "eighty-two million, eight hundred seventy-two thousand, four hundred eighty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •