Base | Representation |
---|---|
bin | 10111110000111110… |
… | …00111000010010100 |
3 | 1012221012000012101001 |
4 | 23320133013002110 |
5 | 202112230330234 |
6 | 5510014113044 |
7 | 631114226431 |
oct | 137037070224 |
9 | 35835005331 |
10 | 12758839444 |
11 | 5458039a0a |
12 | 2580aab784 |
13 | 1284435850 |
14 | 890710b88 |
15 | 4ea1b6d14 |
hex | 2f87c7094 |
12758839444 has 48 divisors (see below), whose sum is σ = 24797888640. Its totient is φ = 5707255680.
The previous prime is 12758839417. The next prime is 12758839459. The reversal of 12758839444 is 44493885721.
12758839444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188542 + ... + 247114.
It is an arithmetic number, because the mean of its divisors is an integer number (516622680).
Almost surely, 212758839444 is an apocalyptic number.
It is an amenable number.
12758839444 is a deficient number, since it is larger than the sum of its proper divisors (12039049196).
12758839444 is a wasteful number, since it uses less digits than its factorization.
12758839444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58720 (or 58718 counting only the distinct ones).
The product of its digits is 7741440, while the sum is 55.
The spelling of 12758839444 in words is "twelve billion, seven hundred fifty-eight million, eight hundred thirty-nine thousand, four hundred forty-four".
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