Base | Representation |
---|---|
bin | 110001001001… |
… | …110101110110 |
3 | 220020122101210 |
4 | 301021311312 |
5 | 11244312431 |
6 | 1140102250 |
7 | 214344444 |
oct | 61116566 |
9 | 26218353 |
10 | 12885366 |
11 | 7300a6a |
12 | 4394986 |
13 | 2891ca0 |
14 | 19d5b94 |
15 | 11e7d46 |
hex | c49d76 |
12885366 has 32 divisors (see below), whose sum is σ = 27911520. Its totient is φ = 3942144.
The previous prime is 12885349. The next prime is 12885409. The reversal of 12885366 is 66358821.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (39).
12885366 is a Rhonda number in base 9.
Its product of digits (69120) is a multiple of the sum of its prime divisors (960).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 17820 + ... + 18528.
It is an arithmetic number, because the mean of its divisors is an integer number (872235).
Almost surely, 212885366 is an apocalyptic number.
12885366 is an abundant number, since it is smaller than the sum of its proper divisors (15026154).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12885366 is a wasteful number, since it uses less digits than its factorization.
12885366 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 960.
The product of its digits is 69120, while the sum is 39.
The square root of 12885366 is about 3589.6191998595. The cubic root of 12885366 is about 234.4402916406.
The spelling of 12885366 in words is "twelve million, eight hundred eighty-five thousand, three hundred sixty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •