Base | Representation |
---|---|
bin | 10110111010010100… |
… | …00010111111100111 |
3 | 1011202020020122211001 |
4 | 23131022002333213 |
5 | 200142341124111 |
6 | 5352314454131 |
7 | 613546051150 |
oct | 133512027747 |
9 | 34666218731 |
10 | 12300333031 |
11 | 5242243298 |
12 | 2473434347 |
13 | 121044b08c |
14 | 84987a927 |
15 | 4bece81c1 |
hex | 2dd282fe7 |
12300333031 has 16 divisors (see below), whose sum is σ = 14801529600. Its totient is φ = 9985448448.
The previous prime is 12300332963. The next prime is 12300333041. The reversal of 12300333031 is 13033300321.
It is a cyclic number.
It is not a de Polignac number, because 12300333031 - 215 = 12300300263 is a prime.
It is a super-2 number, since 2×123003330312 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12300333041) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 559656 + ... + 581218.
It is an arithmetic number, because the mean of its divisors is an integer number (925095600).
Almost surely, 212300333031 is an apocalyptic number.
12300333031 is a deficient number, since it is larger than the sum of its proper divisors (2501196569).
12300333031 is a wasteful number, since it uses less digits than its factorization.
12300333031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25878.
The product of its (nonzero) digits is 486, while the sum is 19.
Adding to 12300333031 its reverse (13033300321), we get a palindrome (25333633352).
The spelling of 12300333031 in words is "twelve billion, three hundred million, three hundred thirty-three thousand, thirty-one".
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