Base | Representation |
---|---|
bin | 100011011111000011011110… |
… | …0101101011010100111110101 |
3 | 1111221011110111122220120202001 |
4 | 1012332012330231122213311 |
5 | 311402424423011334331 |
6 | 3023503052330215301 |
7 | 122513513123026624 |
oct | 10676067455324765 |
9 | 1457143448816661 |
10 | 312131324324341 |
11 | 90500173374985 |
12 | 2b011184b84531 |
13 | 10521b1c16c9a2 |
14 | 57113457336bb |
15 | 26143ba9da561 |
hex | 11be1bcb5a9f5 |
312131324324341 has 4 divisors (see below), whose sum is σ = 312131968605900. Its totient is φ = 312130680042784.
The previous prime is 312131324324327. The next prime is 312131324324387. The reversal of 312131324324341 is 143423423131213.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 71333986943025 + 240797337381316 = 8445945^2 + 15517646^2 .
It is a cyclic number.
It is not a de Polignac number, because 312131324324341 - 215 = 312131324291573 is a prime.
It is a super-3 number, since 3×3121313243243413 (a number of 44 digits) contains 333 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 312131324324341.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312131324324041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321413536 + ... + 322383193.
It is an arithmetic number, because the mean of its divisors is an integer number (78032992151475).
Almost surely, 2312131324324341 is an apocalyptic number.
It is an amenable number.
312131324324341 is a deficient number, since it is larger than the sum of its proper divisors (644281559).
312131324324341 is an equidigital number, since it uses as much as digits as its factorization.
312131324324341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 644281558.
The product of its digits is 124416, while the sum is 37.
Adding to 312131324324341 its reverse (143423423131213), we get a palindrome (455554747455554).
The spelling of 312131324324341 in words is "three hundred twelve trillion, one hundred thirty-one billion, three hundred twenty-four million, three hundred twenty-four thousand, three hundred forty-one".
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