Base | Representation |
---|---|
bin | 1001000101100110000… |
… | …01011011100111000100 |
3 | 1002211221121210111000121 |
4 | 10202303001123213010 |
5 | 20103432213022322 |
6 | 355235215151324 |
7 | 31362424626526 |
oct | 4426301334704 |
9 | 1084847714017 |
10 | 312241142212 |
11 | 110469a9165a |
12 | 50620b15544 |
13 | 235a0c2411c |
14 | 11180bb1a16 |
15 | 81c71b3ec7 |
hex | 48b305b9c4 |
312241142212 has 12 divisors (see below), whose sum is σ = 551528747280. Its totient is φ = 154661500136.
The previous prime is 312241142209. The next prime is 312241142219. The reversal of 312241142212 is 212241142213.
It is not an unprimeable number, because it can be changed into a prime (312241142219) 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 3 ways as a sum of consecutive naturals, for example, 364767262 + ... + 364768117.
It is an arithmetic number, because the mean of its divisors is an integer number (45960728940).
Almost surely, 2312241142212 is an apocalyptic number.
It is an amenable number.
312241142212 is a deficient number, since it is larger than the sum of its proper divisors (239287605068).
312241142212 is a wasteful number, since it uses less digits than its factorization.
312241142212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 729535490 (or 729535488 counting only the distinct ones).
The product of its digits is 1536, while the sum is 25.
Adding to 312241142212 its reverse (212241142213), we get a palindrome (524482284425).
Subtracting from 312241142212 its reverse (212241142213), we obtain a palindrome (99999999999).
The spelling of 312241142212 in words is "three hundred twelve billion, two hundred forty-one million, one hundred forty-two thousand, two hundred twelve".
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