Base | Representation |
---|---|
bin | 10111001100100001… |
… | …00010110011010100 |
3 | 1012010212120112012222 |
4 | 23212100202303110 |
5 | 201000433443444 |
6 | 5415411401512 |
7 | 620412006122 |
oct | 134620426324 |
9 | 35125515188 |
10 | 12453031124 |
11 | 5310458666 |
12 | 24b65b3298 |
13 | 1235c83091 |
14 | 861c68912 |
15 | 4cd40beee |
hex | 2e6422cd4 |
12453031124 has 24 divisors (see below), whose sum is σ = 21908161800. Its totient is φ = 6193630080.
The previous prime is 12453031099. The next prime is 12453031159. The reversal of 12453031124 is 42113035421.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 58216900 + 12394814224 = 7630^2 + 111332^2 .
It is a junction number, because it is equal to n+sod(n) for n = 12453031093 and 12453031102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 702482 + ... + 719990.
It is an arithmetic number, because the mean of its divisors is an integer number (912840075).
Almost surely, 212453031124 is an apocalyptic number.
It is an amenable number.
12453031124 is a deficient number, since it is larger than the sum of its proper divisors (9455130676).
12453031124 is a wasteful number, since it uses less digits than its factorization.
12453031124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18443 (or 18441 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 26.
Adding to 12453031124 its reverse (42113035421), we get a palindrome (54566066545).
The spelling of 12453031124 in words is "twelve billion, four hundred fifty-three million, thirty-one thousand, one hundred twenty-four".
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