Base | Representation |
---|---|
bin | 10110111010101010… |
… | …11100011110111111 |
3 | 1011202102212110120102 |
4 | 23131111130132333 |
5 | 200144122233043 |
6 | 5352502511315 |
7 | 613613334410 |
oct | 133525343677 |
9 | 34672773512 |
10 | 12303321023 |
11 | 52439a4204 |
12 | 247443553b |
13 | 1210c56116 |
14 | 84a017807 |
15 | 4c01d86b8 |
hex | 2dd55c7bf |
12303321023 has 16 divisors (see below), whose sum is σ = 14754286080. Its totient is φ = 10030818336.
The previous prime is 12303320999. The next prime is 12303321061. The reversal of 12303321023 is 32012330321.
It is not a de Polignac number, because 12303321023 - 210 = 12303319999 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12303320986 and 12303321004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12303324023) 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 15 ways as a sum of consecutive naturals, for example, 184640 + ... + 242277.
It is an arithmetic number, because the mean of its divisors is an integer number (922142880).
Almost surely, 212303321023 is an apocalyptic number.
12303321023 is a deficient number, since it is larger than the sum of its proper divisors (2450965057).
12303321023 is a wasteful number, since it uses less digits than its factorization.
12303321023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 427126.
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 12303321023 its reverse (32012330321), we get a palindrome (44315651344).
The spelling of 12303321023 in words is "twelve billion, three hundred three million, three hundred twenty-one thousand, twenty-three".
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