Base | Representation |
---|---|
bin | 10010101110110010… |
… | …011111100101000001 |
3 | 1220220122220210120010 |
4 | 102232302133211001 |
5 | 312142224410223 |
6 | 13123421135133 |
7 | 1311255036411 |
oct | 225662374501 |
9 | 56818823503 |
10 | 20112341313 |
11 | 859098a789 |
12 | 3a936ba4a9 |
13 | 1b86a4c89c |
14 | d8b1aa641 |
15 | 7caa5c393 |
hex | 4aec9f941 |
20112341313 has 16 divisors (see below), whose sum is σ = 27045691200. Its totient is φ = 13293795840.
The previous prime is 20112341309. The next prime is 20112341357. The reversal of 20112341313 is 31314321102.
It is not a de Polignac number, because 20112341313 - 22 = 20112341309 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 20112341313.
It is not an unprimeable number, because it can be changed into a prime (20112341303) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 421033 + ... + 466361.
It is an arithmetic number, because the mean of its divisors is an integer number (1690355700).
Almost surely, 220112341313 is an apocalyptic number.
It is an amenable number.
20112341313 is a deficient number, since it is larger than the sum of its proper divisors (6933349887).
20112341313 is a wasteful number, since it uses less digits than its factorization.
20112341313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46592.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 20112341313 its reverse (31314321102), we get a palindrome (51426662415).
The spelling of 20112341313 in words is "twenty billion, one hundred twelve million, three hundred forty-one thousand, three hundred thirteen".
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