Base | Representation |
---|---|
bin | 10010101111110110… |
… | …010010011100110101 |
3 | 1220221220100201012002 |
4 | 102233312102130311 |
5 | 312211302111313 |
6 | 13125254105045 |
7 | 1311562066031 |
oct | 225766223465 |
9 | 56856321162 |
10 | 20130113333 |
11 | 859aa19100 |
12 | 3a9964b185 |
13 | 1b8a632b85 |
14 | d8d6b51c1 |
15 | 7cc3bd058 |
hex | 4afd92735 |
20130113333 has 12 divisors (see below), whose sum is σ = 22438138464. Its totient is φ = 18042347400.
The previous prime is 20130113317. The next prime is 20130113347. The reversal of 20130113333 is 33331103102.
It is not a de Polignac number, because 20130113333 - 24 = 20130113317 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 (20130113303) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1162991 + ... + 1180172.
It is an arithmetic number, because the mean of its divisors is an integer number (1869844872).
Almost surely, 220130113333 is an apocalyptic number.
It is an amenable number.
20130113333 is a deficient number, since it is larger than the sum of its proper divisors (2308025131).
20130113333 is a wasteful number, since it uses less digits than its factorization.
20130113333 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2343256 (or 2343245 counting only the distinct ones).
The product of its (nonzero) digits is 486, while the sum is 20.
Adding to 20130113333 its reverse (33331103102), we get a palindrome (53461216435).
The spelling of 20130113333 in words is "twenty billion, one hundred thirty million, one hundred thirteen thousand, three hundred thirty-three".
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