Base | Representation |
---|---|
bin | 110001000101… |
… | …100111011000 |
3 | 220012202122200 |
4 | 301011213120 |
5 | 11243234211 |
6 | 1135450200 |
7 | 214243125 |
oct | 61054730 |
9 | 26182580 |
10 | 12868056 |
11 | 7299a63 |
12 | 4386960 |
13 | 2887146 |
14 | 19cd74c |
15 | 11e2b56 |
hex | c459d8 |
12868056 has 48 divisors (see below), whose sum is σ = 35023560. Its totient is φ = 4268160.
The previous prime is 12868039. The next prime is 12868103. The reversal of 12868056 is 65086821.
It is a happy number.
12868056 is nontrivially palindromic in base 5.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 12868056.
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, 22251 + ... + 22821.
Almost surely, 212868056 is an apocalyptic number.
It is an amenable number.
12868056 is an abundant number, since it is smaller than the sum of its proper divisors (22155504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12868056 is a wasteful number, since it uses less digits than its factorization.
12868056 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 896 (or 889 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 36.
The square root of 12868056 is about 3587.2072702870. The cubic root of 12868056 is about 234.3352634500.
The spelling of 12868056 in words is "twelve million, eight hundred sixty-eight thousand, fifty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •