Base | Representation |
---|---|
bin | 10111010000001011… |
… | …01101010001001101 |
3 | 1012020000100221112012 |
4 | 23220011231101031 |
5 | 201031314313340 |
6 | 5422425551005 |
7 | 621234036365 |
oct | 135005552115 |
9 | 35200327465 |
10 | 12483744845 |
11 | 5326826300 |
12 | 2504945465 |
13 | 123c447b90 |
14 | 865d819a5 |
15 | 4d0e77565 |
hex | 2e816d44d |
12483744845 has 48 divisors (see below), whose sum is σ = 18504049536. Its totient is φ = 8016201600.
The previous prime is 12483744841. The next prime is 12483744859. The reversal of 12483744845 is 54844738421.
It is a happy number.
It is not a de Polignac number, because 12483744845 - 22 = 12483744841 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12483744793 and 12483744802.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12483744841) 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, 146390 + ... + 215400.
It is an arithmetic number, because the mean of its divisors is an integer number (385501032).
Almost surely, 212483744845 is an apocalyptic number.
It is an amenable number.
12483744845 is a deficient number, since it is larger than the sum of its proper divisors (6020304691).
12483744845 is a wasteful number, since it uses less digits than its factorization.
12483744845 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69074 (or 69063 counting only the distinct ones).
The product of its digits is 3440640, while the sum is 50.
The spelling of 12483744845 in words is "twelve billion, four hundred eighty-three million, seven hundred forty-four thousand, eight hundred forty-five".
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