Base | Representation |
---|---|
bin | 10110111011101000… |
… | …10011110110001111 |
3 | 1011210000002112110100 |
4 | 23131310103312033 |
5 | 200203210141421 |
6 | 5353352142143 |
7 | 614042163525 |
oct | 133564236617 |
9 | 34700075410 |
10 | 12311412111 |
11 | 5248520159 |
12 | 2477097953 |
13 | 1212829b4b |
14 | 84b122315 |
15 | 4c0c85c26 |
hex | 2ddd13d8f |
12311412111 has 12 divisors (see below), whose sum is σ = 17802769192. Its totient is φ = 8198553456.
The previous prime is 12311412107. The next prime is 12311412143. The reversal of 12311412111 is 11121411321.
It is not a de Polignac number, because 12311412111 - 22 = 12311412107 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12311412151) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 745936 + ... + 762261.
Almost surely, 212311412111 is an apocalyptic number.
12311412111 is a deficient number, since it is larger than the sum of its proper divisors (5491357081).
12311412111 is a wasteful number, since it uses less digits than its factorization.
12311412111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1509110 (or 1509107 counting only the distinct ones).
The product of its digits is 48, while the sum is 18.
Adding to 12311412111 its reverse (11121411321), we get a palindrome (23432823432).
The spelling of 12311412111 in words is "twelve billion, three hundred eleven million, four hundred twelve thousand, one hundred eleven".
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