Base | Representation |
---|---|
bin | 10110111011011101… |
… | …11101110110111000 |
3 | 1011202220110100221012 |
4 | 23131232331312320 |
5 | 200202330330240 |
6 | 5353302133052 |
7 | 614024240555 |
oct | 133556756670 |
9 | 34686410835 |
10 | 12310011320 |
11 | 5247753782 |
12 | 2476721188 |
13 | 1212459389 |
14 | 84ac79a2c |
15 | 4c0aaab65 |
hex | 2ddbbddb8 |
12310011320 has 16 divisors (see below), whose sum is σ = 27697525560. Its totient is φ = 4924004512.
The previous prime is 12310011313. The next prime is 12310011323. The reversal of 12310011320 is 2311001321.
It is a junction number, because it is equal to n+sod(n) for n = 12310011295 and 12310011304.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12310011323) 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 3 ways as a sum of consecutive naturals, for example, 153875102 + ... + 153875181.
Almost surely, 212310011320 is an apocalyptic number.
12310011320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12310011320 is an abundant number, since it is smaller than the sum of its proper divisors (15387514240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12310011320 is a wasteful number, since it uses less digits than its factorization.
12310011320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 307750294 (or 307750290 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 14.
Adding to 12310011320 its reverse (2311001321), we get a palindrome (14621012641).
Subtracting from 12310011320 its reverse (2311001321), we obtain a palindrome (9999009999).
It can be divided in two parts, 1231001 and 1320, that added together give a palindrome (1232321).
The spelling of 12310011320 in words is "twelve billion, three hundred ten million, eleven thousand, three hundred twenty".
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