Base | Representation |
---|---|
bin | 10111100011001100… |
… | …11111000000011100 |
3 | 1012122010122211010011 |
4 | 23301212133000130 |
5 | 201343143111444 |
6 | 5450330253004 |
7 | 625212356413 |
oct | 136146370034 |
9 | 35563584104 |
10 | 12643332124 |
11 | 53a8916615 |
12 | 254a287164 |
13 | 1266522817 |
14 | 87d24447a |
15 | 4dee9c734 |
hex | 2f199f01c |
12643332124 has 12 divisors (see below), whose sum is σ = 22220793504. Its totient is φ = 6294533984.
The previous prime is 12643332103. The next prime is 12643332131. The reversal of 12643332124 is 42123334621.
It is a happy number.
12643332124 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6781972 + ... + 6783835.
It is an arithmetic number, because the mean of its divisors is an integer number (1851732792).
Almost surely, 212643332124 is an apocalyptic number.
It is an amenable number.
12643332124 is a deficient number, since it is larger than the sum of its proper divisors (9577461380).
12643332124 is a wasteful number, since it uses less digits than its factorization.
12643332124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13566044 (or 13566042 counting only the distinct ones).
The product of its digits is 20736, while the sum is 31.
Adding to 12643332124 its reverse (42123334621), we get a palindrome (54766666745).
The spelling of 12643332124 in words is "twelve billion, six hundred forty-three million, three hundred thirty-two thousand, one hundred twenty-four".
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