Base | Representation |
---|---|
bin | 10110111111001011… |
… | …11111100000110111 |
3 | 1011212002011120220211 |
4 | 23133211333200313 |
5 | 200233322310424 |
6 | 5400335010251 |
7 | 614553403345 |
oct | 133745774067 |
9 | 34762146824 |
10 | 12341213239 |
11 | 5263325193 |
12 | 2485069987 |
13 | 1218a62454 |
14 | 85107c995 |
15 | 4c36c0b94 |
hex | 2df97f837 |
12341213239 has 4 divisors (see below), whose sum is σ = 12422943280. Its totient is φ = 12259483200.
The previous prime is 12341213221. The next prime is 12341213267. The reversal of 12341213239 is 93231214321.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 12341213239 - 25 = 12341213207 is a prime.
It is a super-2 number, since 2×123412132392 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12341213239.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12341213939) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40864794 + ... + 40865095.
It is an arithmetic number, because the mean of its divisors is an integer number (3105735820).
Almost surely, 212341213239 is an apocalyptic number.
12341213239 is a deficient number, since it is larger than the sum of its proper divisors (81730041).
12341213239 is an equidigital number, since it uses as much as digits as its factorization.
12341213239 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81730040.
The product of its digits is 7776, while the sum is 31.
The spelling of 12341213239 in words is "twelve billion, three hundred forty-one million, two hundred thirteen thousand, two hundred thirty-nine".
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