Base | Representation |
---|---|
bin | 111011111110000… |
… | …0001011000100101 |
3 | 12012020100112001021 |
4 | 1313330001120211 |
5 | 13110112114023 |
6 | 531400531141 |
7 | 100602420253 |
oct | 16774013045 |
9 | 5166315037 |
10 | 2012223013 |
11 | 942935a29 |
12 | 481a80ab1 |
13 | 260b66a08 |
14 | 15135b5d3 |
15 | bb9c935d |
hex | 77f01625 |
2012223013 has 4 divisors (see below), whose sum is σ = 2012480460. Its totient is φ = 2011965568.
The previous prime is 2012223007. The next prime is 2012223023. The reversal of 2012223013 is 3103222102.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 465610084 + 1546612929 = 21578^2 + 39327^2 .
It is a cyclic number.
It is not a de Polignac number, because 2012223013 - 25 = 2012222981 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2012223023) 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, 116620 + ... + 132757.
It is an arithmetic number, because the mean of its divisors is an integer number (503120115).
Almost surely, 22012223013 is an apocalyptic number.
It is an amenable number.
2012223013 is a deficient number, since it is larger than the sum of its proper divisors (257447).
2012223013 is an equidigital number, since it uses as much as digits as its factorization.
2012223013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 257446.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 2012223013 is about 44857.8088296787. The cubic root of 2012223013 is about 1262.4825107272.
Adding to 2012223013 its reverse (3103222102), we get a palindrome (5115445115).
The spelling of 2012223013 in words is "two billion, twelve million, two hundred twenty-three thousand, thirteen".
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