Base | Representation |
---|---|
bin | 111110111100100… |
… | …0100011001101100 |
3 | 12110012022102022010 |
4 | 1331321010121230 |
5 | 13311200042421 |
6 | 545325521220 |
7 | 103224441423 |
oct | 17571043154 |
9 | 5405272263 |
10 | 2112112236 |
11 | 994261203 |
12 | 4ab413210 |
13 | 27876bc70 |
14 | 1607202ba |
15 | c565b076 |
hex | 7de4466c |
2112112236 has 24 divisors (see below), whose sum is σ = 5307359344. Its totient is φ = 649880640.
The previous prime is 2112112231. The next prime is 2112112237. The reversal of 2112112236 is 6322112112.
It is a super-2 number, since 2×21121122362 = 8922036194921839392, which contains 22 as substring.
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (2112112231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6769435 + ... + 6769746.
Almost surely, 22112112236 is an apocalyptic number.
2112112236 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is an amenable number.
2112112236 is an abundant number, since it is smaller than the sum of its proper divisors (3195247108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2112112236 is a wasteful number, since it uses less digits than its factorization.
2112112236 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13539201 (or 13539199 counting only the distinct ones).
The product of its digits is 288, while the sum is 21.
The square root of 2112112236 is about 45957.7222673187. The cubic root of 2112112236 is about 1283.0364589204.
Adding to 2112112236 its reverse (6322112112), we get a palindrome (8434224348).
The spelling of 2112112236 in words is "two billion, one hundred twelve million, one hundred twelve thousand, two hundred thirty-six".
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