Base | Representation |
---|---|
bin | 110000111000… |
… | …000111011100 |
3 | 220002221210211 |
4 | 300320013130 |
5 | 11240002024 |
6 | 1134342204 |
7 | 213622666 |
oct | 60700734 |
9 | 26087724 |
10 | 12812764 |
11 | 7261468 |
12 | 435a964 |
13 | 2867c23 |
14 | 19b7536 |
15 | 11d1594 |
hex | c381dc |
12812764 has 48 divisors (see below), whose sum is σ = 25643520. Its totient is φ = 5564160.
The previous prime is 12812749. The next prime is 12812777. The reversal of 12812764 is 46721821.
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 15 ways as a sum of consecutive naturals, for example, 60619 + ... + 60829.
It is an arithmetic number, because the mean of its divisors is an integer number (534240).
Almost surely, 212812764 is an apocalyptic number.
It is an amenable number.
12812764 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
12812764 is a wasteful number, since it uses less digits than its factorization.
With its successor (12812765) it forms a Ruth-Aaron pair, since the sum of their prime factors is the same (298).
12812764 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 298 (or 296 counting only the distinct ones).
The product of its digits is 5376, while the sum is 31.
The square root of 12812764 is about 3579.4921427487. The cubic root of 12812764 is about 233.9991477311. Note that the first 3 decimals are identical.
The spelling of 12812764 in words is "twelve million, eight hundred twelve thousand, seven hundred sixty-four".
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