Base | Representation |
---|---|
bin | 10111111011101001… |
… | …11001000011100000 |
3 | 1020011102121010221200 |
4 | 23331310321003200 |
5 | 202303144413144 |
6 | 5522534321200 |
7 | 633252620256 |
oct | 137564710340 |
9 | 36142533850 |
10 | 12848435424 |
11 | 54a3674780 |
12 | 25a6ab9200 |
13 | 1299b75916 |
14 | 89c5945d6 |
15 | 502eb3c69 |
hex | 2fdd390e0 |
12848435424 has 144 divisors (see below), whose sum is σ = 39947281920. Its totient is φ = 3884878080.
The previous prime is 12848435387. The next prime is 12848435447. The reversal of 12848435424 is 42453484821.
12848435424 is a `hidden beast` number, since 1 + 28 + 4 + 84 + 3 + 542 + 4 = 666.
It is a tau number, because it is divible by the number of its divisors (144).
It is a self number, because there is not a number n which added to its sum of digits gives 12848435424.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1513239 + ... + 1521705.
It is an arithmetic number, because the mean of its divisors is an integer number (277411680).
Almost surely, 212848435424 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12848435424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19973640960).
12848435424 is an abundant number, since it is smaller than the sum of its proper divisors (27098846496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12848435424 is a wasteful number, since it uses less digits than its factorization.
12848435424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8973 (or 8962 counting only the distinct ones).
The product of its digits is 983040, while the sum is 45.
The spelling of 12848435424 in words is "twelve billion, eight hundred forty-eight million, four hundred thirty-five thousand, four hundred twenty-four".
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