Base | Representation |
---|---|
bin | 111011111111100… |
… | …0010000101110111 |
3 | 12012021211121210201 |
4 | 1313333002011313 |
5 | 13110312343333 |
6 | 531425501331 |
7 | 100612215436 |
oct | 16777020567 |
9 | 5167747721 |
10 | 2013012343 |
11 | 943324a71 |
12 | 4821a1847 |
13 | 261082084 |
14 | 1514c511d |
15 | bbad317d |
hex | 77fc2177 |
2013012343 has 4 divisors (see below), whose sum is σ = 2067418120. Its totient is φ = 1958606568.
The previous prime is 2013012329. The next prime is 2013012401. The reversal of 2013012343 is 3432103102.
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 2013012343 - 221 = 2010915191 is a prime.
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 2013012343.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2013012943) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27202833 + ... + 27202906.
It is an arithmetic number, because the mean of its divisors is an integer number (516854530).
Almost surely, 22013012343 is an apocalyptic number.
2013012343 is a deficient number, since it is larger than the sum of its proper divisors (54405777).
2013012343 is an equidigital number, since it uses as much as digits as its factorization.
2013012343 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54405776.
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 2013012343 is about 44866.6061007516. The cubic root of 2013012343 is about 1262.6475661646.
Adding to 2013012343 its reverse (3432103102), we get a palindrome (5445115445).
The spelling of 2013012343 in words is "two billion, thirteen million, twelve thousand, three hundred forty-three".
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