Base | Representation |
---|---|
bin | 10110010110100011… |
… | …00011101011010111 |
3 | 1010222022201000100212 |
4 | 23023101203223113 |
5 | 144034034441043 |
6 | 5302440200035 |
7 | 603243653300 |
oct | 131321435327 |
9 | 33868630325 |
10 | 12000312023 |
11 | 50a8955047 |
12 | 23aaa6901b |
13 | 119324385b |
14 | 81ba9d7a7 |
15 | 4a37d3018 |
hex | 2cb463ad7 |
12000312023 has 12 divisors (see below), whose sum is σ = 13961623320. Its totient is φ = 10284451632.
The previous prime is 12000312007. The next prime is 12000312041. The reversal of 12000312023 is 32021300021.
It is a happy number.
It is not a de Polignac number, because 12000312023 - 24 = 12000312007 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12000311989 and 12000312007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12000312073) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 421988 + ... + 449526.
It is an arithmetic number, because the mean of its divisors is an integer number (1163468610).
Almost surely, 212000312023 is an apocalyptic number.
12000312023 is a deficient number, since it is larger than the sum of its proper divisors (1961311297).
12000312023 is an equidigital number, since it uses as much as digits as its factorization.
12000312023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36446 (or 36439 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
Adding to 12000312023 its reverse (32021300021), we get a palindrome (44021612044).
The spelling of 12000312023 in words is "twelve billion, three hundred twelve thousand, twenty-three".
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