Base | Representation |
---|---|
bin | 10010101000000110… |
… | …110010001111010000 |
3 | 1220121211221110012001 |
4 | 102220012302033100 |
5 | 311430024020422 |
6 | 13104334043344 |
7 | 1305424031425 |
oct | 225006621720 |
9 | 56554843161 |
10 | 20000220112 |
11 | 853366a434 |
12 | 3a62049554 |
13 | 1b69753b92 |
14 | d7a341d4c |
15 | 7c0cb1227 |
hex | 4a81b23d0 |
20000220112 has 40 divisors (see below), whose sum is σ = 41099385096. Its totient is φ = 9395920896.
The previous prime is 20000220073. The next prime is 20000220133. The reversal of 20000220112 is 21102200002.
It can be written as a sum of positive squares in 4 ways, for example, as 3545487936 + 16454732176 = 59544^2 + 128276^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99298 + ... + 223294.
Almost surely, 220000220112 is an apocalyptic number.
It is an amenable number.
20000220112 is an abundant number, since it is smaller than the sum of its proper divisors (21099164984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20000220112 is a wasteful number, since it uses less digits than its factorization.
20000220112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 124615 (or 124609 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 10.
Adding to 20000220112 its reverse (21102200002), we get a palindrome (41102420114).
The spelling of 20000220112 in words is "twenty billion, two hundred twenty thousand, one hundred twelve".
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