Base | Representation |
---|---|
bin | 10100100101111111… |
… | …000110000001101111 |
3 | 2010002000212202100110 |
4 | 110211333012001233 |
5 | 330241201230411 |
6 | 14054055431103 |
7 | 1411650013506 |
oct | 244577060157 |
9 | 63060782313 |
10 | 22112133231 |
11 | 94177a4a81 |
12 | 4351385493 |
13 | 2115153306 |
14 | 10daa0d83d |
15 | 8963cd2a6 |
hex | 525fc606f |
22112133231 has 8 divisors (see below), whose sum is σ = 30764707200. Its totient is φ = 14100490712.
The previous prime is 22112133187. The next prime is 22112133247. The reversal of 22112133231 is 13233121122.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 22112133231 - 214 = 22112116847 is a prime.
It is a super-2 number, since 2×221121332312 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 22112133198 and 22112133207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22112137231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160232781 + ... + 160232918.
It is an arithmetic number, because the mean of its divisors is an integer number (3845588400).
Almost surely, 222112133231 is an apocalyptic number.
22112133231 is a deficient number, since it is larger than the sum of its proper divisors (8652573969).
22112133231 is a wasteful number, since it uses less digits than its factorization.
22112133231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 320465725.
The product of its digits is 432, while the sum is 21.
Adding to 22112133231 its reverse (13233121122), we get a palindrome (35345254353).
The spelling of 22112133231 in words is "twenty-two billion, one hundred twelve million, one hundred thirty-three thousand, two hundred thirty-one".
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