Base | Representation |
---|---|
bin | 10110011010001111… |
… | …00000000110000111 |
3 | 1011001110212211022211 |
4 | 23031013200012013 |
5 | 144114443332333 |
6 | 5305503004251 |
7 | 604100525206 |
oct | 131507400607 |
9 | 34043784284 |
10 | 12031230343 |
11 | 5114352480 |
12 | 23b9299687 |
13 | 119977a812 |
14 | 821c2b23d |
15 | 4a638decd |
hex | 2cd1e0187 |
12031230343 has 8 divisors (see below), whose sum is σ = 13225170816. Its totient is φ = 10853988600.
The previous prime is 12031230313. The next prime is 12031230359. The reversal of 12031230343 is 34303213021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12031230343 - 25 = 12031230311 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12031230313) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4173171 + ... + 4176052.
It is an arithmetic number, because the mean of its divisors is an integer number (1653146352).
Almost surely, 212031230343 is an apocalyptic number.
12031230343 is a deficient number, since it is larger than the sum of its proper divisors (1193940473).
12031230343 is a wasteful number, since it uses less digits than its factorization.
12031230343 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8349365.
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 12031230343 its reverse (34303213021), we get a palindrome (46334443364).
The spelling of 12031230343 in words is "twelve billion, thirty-one million, two hundred thirty thousand, three hundred forty-three".
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