Base | Representation |
---|---|
bin | 1001000101010101100… |
… | …10111011110101110111 |
3 | 1002211121000002110002200 |
4 | 10202222302323311313 |
5 | 20103141344434333 |
6 | 355213405035543 |
7 | 31356130533213 |
oct | 4425262736567 |
9 | 1084530073080 |
10 | 312103124343 |
11 | 1103a90937aa |
12 | 505a2855bb3 |
13 | 2357b45c04a |
14 | 1116a725943 |
15 | 81b9eeec13 |
hex | 48aacbbd77 |
312103124343 has 24 divisors (see below), whose sum is σ = 453174321600. Its totient is φ = 206980449984.
The previous prime is 312103124323. The next prime is 312103124353. The reversal of 312103124343 is 343421301213.
It is a happy number.
312103124343 is a `hidden beast` number, since 3 + 1 + 2 + 1 + 0 + 312 + 4 + 343 = 666.
It is not a de Polignac number, because 312103124343 - 217 = 312102993271 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312103124323) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18482178 + ... + 18499056.
It is an arithmetic number, because the mean of its divisors is an integer number (18882263400).
Almost surely, 2312103124343 is an apocalyptic number.
312103124343 is a deficient number, since it is larger than the sum of its proper divisors (141071197257).
312103124343 is a wasteful number, since it uses less digits than its factorization.
312103124343 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27511 (or 27508 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 27.
Adding to 312103124343 its reverse (343421301213), we get a palindrome (655524425556).
The spelling of 312103124343 in words is "three hundred twelve billion, one hundred three million, one hundred twenty-four thousand, three hundred forty-three".
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