Base | Representation |
---|---|
bin | 10110011000001100… |
… | …10001010000110111 |
3 | 1011000021201001101100 |
4 | 23030012101100313 |
5 | 144101104131411 |
6 | 5304052301143 |
7 | 603502264515 |
oct | 131406212067 |
9 | 34007631340 |
10 | 12014130231 |
11 | 5105732954 |
12 | 23b36117b3 |
13 | 11960712cc |
14 | 81d8594b5 |
15 | 4a4b12456 |
hex | 2cc191437 |
12014130231 has 48 divisors (see below), whose sum is σ = 18667224576. Its totient is φ = 7418919168.
The previous prime is 12014130229. The next prime is 12014130241. The reversal of 12014130231 is 13203141021.
12014130231 is a `hidden beast` number, since 1 + 20 + 1 + 413 + 0 + 231 = 666.
It is not a de Polignac number, because 12014130231 - 21 = 12014130229 is a prime.
It is a super-2 number, since 2×120141302312 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12014130241) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3592146 + ... + 3595488.
It is an arithmetic number, because the mean of its divisors is an integer number (388900512).
Almost surely, 212014130231 is an apocalyptic number.
12014130231 is a deficient number, since it is larger than the sum of its proper divisors (6653094345).
12014130231 is a wasteful number, since it uses less digits than its factorization.
12014130231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3732 (or 3729 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 12014130231 its reverse (13203141021), we get a palindrome (25217271252).
The spelling of 12014130231 in words is "twelve billion, fourteen million, one hundred thirty thousand, two hundred thirty-one".
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