Base | Representation |
---|---|
bin | 10110100010110101… |
… | …11011010100010001 |
3 | 1011020111202000121120 |
4 | 23101122323110101 |
5 | 144241434301231 |
6 | 5321002312453 |
7 | 605635320063 |
oct | 132132732421 |
9 | 34214660546 |
10 | 12103431441 |
11 | 5151087202 |
12 | 24194b8729 |
13 | 11ab70a16a |
14 | 82b663733 |
15 | 4ac8a1d96 |
hex | 2d16bb511 |
12103431441 has 16 divisors (see below), whose sum is σ = 16229818368. Its totient is φ = 8023038800.
The previous prime is 12103431413. The next prime is 12103431451. The reversal of 12103431441 is 14413430121.
12103431441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 12103431441 - 214 = 12103415057 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12103431451) by changing a digit.
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, 1914676 + ... + 1920986.
It is an arithmetic number, because the mean of its divisors is an integer number (1014363648).
Almost surely, 212103431441 is an apocalyptic number.
It is an amenable number.
12103431441 is a deficient number, since it is larger than the sum of its proper divisors (4126386927).
12103431441 is a wasteful number, since it uses less digits than its factorization.
12103431441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9852.
The product of its (nonzero) digits is 1152, while the sum is 24.
Adding to 12103431441 its reverse (14413430121), we get a palindrome (26516861562).
The spelling of 12103431441 in words is "twelve billion, one hundred three million, four hundred thirty-one thousand, four hundred forty-one".
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