Base | Representation |
---|---|
bin | 10110100010111011… |
… | …11001101111011111 |
3 | 1011020120012122112210 |
4 | 23101131321233133 |
5 | 144242134231143 |
6 | 5321031131503 |
7 | 605645046063 |
oct | 132135715737 |
9 | 34216178483 |
10 | 12104211423 |
11 | 515156a217 |
12 | 2419813b93 |
13 | 11ab9211a5 |
14 | 82b7c7aa3 |
15 | 4ac9a8033 |
hex | 2d1779bdf |
12104211423 has 16 divisors (see below), whose sum is σ = 16669162496. Its totient is φ = 7804667520.
The previous prime is 12104211409. The next prime is 12104211439. The reversal of 12104211423 is 32411240121.
It is not a de Polignac number, because 12104211423 - 28 = 12104211167 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12104211423.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12104211523) 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, 128640 + ... + 201882.
It is an arithmetic number, because the mean of its divisors is an integer number (1041822656).
Almost surely, 212104211423 is an apocalyptic number.
12104211423 is a deficient number, since it is larger than the sum of its proper divisors (4564951073).
12104211423 is a wasteful number, since it uses less digits than its factorization.
12104211423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75054.
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 12104211423 its reverse (32411240121), we get a palindrome (44515451544).
The spelling of 12104211423 in words is "twelve billion, one hundred four million, two hundred eleven thousand, four hundred twenty-three".
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