Base | Representation |
---|---|
bin | 110100101011000000… |
… | …0100010111001011100 |
3 | 101210221222102201120010 |
4 | 1221112000202321130 |
5 | 3323123201230322 |
6 | 123544001323220 |
7 | 11113011161061 |
oct | 1512600427134 |
9 | 353858381503 |
10 | 113112133212 |
11 | 43a74939931 |
12 | 19b09036510 |
13 | a8881b2750 |
14 | 5690658c68 |
15 | 2e2043b20c |
hex | 1a56022e5c |
113112133212 has 48 divisors (see below), whose sum is σ = 284253852960. Its totient is φ = 34800872448.
The previous prime is 113112133207. The next prime is 113112133213. The reversal of 113112133212 is 212331211311.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (113112133213) 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, 2635864 + ... + 2678432.
It is an arithmetic number, because the mean of its divisors is an integer number (5921955270).
Almost surely, 2113112133212 is an apocalyptic number.
113112133212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
113112133212 is an abundant number, since it is smaller than the sum of its proper divisors (171141719748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
113112133212 is a wasteful number, since it uses less digits than its factorization.
113112133212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59622 (or 59620 counting only the distinct ones).
The product of its digits is 216, while the sum is 21.
Adding to 113112133212 its reverse (212331211311), we get a palindrome (325443344523).
The spelling of 113112133212 in words is "one hundred thirteen billion, one hundred twelve million, one hundred thirty-three thousand, two hundred twelve".
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