Base | Representation |
---|---|
bin | 11000000010111001… |
… | …10011110011100110 |
3 | 1020022122222220021001 |
4 | 30001130303303212 |
5 | 202414230400314 |
6 | 5532545343514 |
7 | 634621440646 |
oct | 140134636346 |
9 | 36278886231 |
10 | 12909231334 |
11 | 5524a1962a |
12 | 2603337b9a |
13 | 12a9640c2c |
14 | 8a669c526 |
15 | 5084c2674 |
hex | 301733ce6 |
12909231334 has 4 divisors (see below), whose sum is σ = 19363847004. Its totient is φ = 6454615666.
The previous prime is 12909231319. The next prime is 12909231371. The reversal of 12909231334 is 43313290921.
12909231334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43313290921 = 71 ⋅610046351.
It is a junction number, because it is equal to n+sod(n) for n = 12909231293 and 12909231302.
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 as a sum of consecutive naturals, namely, 3227307832 + ... + 3227307835.
It is an arithmetic number, because the mean of its divisors is an integer number (4840961751).
Almost surely, 212909231334 is an apocalyptic number.
12909231334 is a deficient number, since it is larger than the sum of its proper divisors (6454615670).
12909231334 is an equidigital number, since it uses as much as digits as its factorization.
12909231334 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6454615669.
The product of its (nonzero) digits is 34992, while the sum is 37.
The spelling of 12909231334 in words is "twelve billion, nine hundred nine million, two hundred thirty-one thousand, three hundred thirty-four".
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