Base | Representation |
---|---|
bin | 10111111011100111… |
… | …01101001111010000 |
3 | 1020011102000100222001 |
4 | 23331303231033100 |
5 | 202303104444010 |
6 | 5522523523344 |
7 | 633250155013 |
oct | 137563551720 |
9 | 36142010861 |
10 | 12848124880 |
11 | 54a3482428 |
12 | 25a6989554 |
13 | 1299a97476 |
14 | 89c51337a |
15 | 502e51c3a |
hex | 2fdced3d0 |
12848124880 has 20 divisors (see below), whose sum is σ = 29871890532. Its totient is φ = 5139249920.
The previous prime is 12848124869. The next prime is 12848124889. The reversal of 12848124880 is 8842184821.
It can be written as a sum of positive squares in 2 ways, for example, as 7347232656 + 5500892224 = 85716^2 + 74168^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a self number, because there is not a number n which added to its sum of digits gives 12848124880.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12848124889) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80300701 + ... + 80300860.
Almost surely, 212848124880 is an apocalyptic number.
12848124880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12848124880 is an abundant number, since it is smaller than the sum of its proper divisors (17023765652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12848124880 is a wasteful number, since it uses less digits than its factorization.
12848124880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160601574 (or 160601568 counting only the distinct ones).
The product of its (nonzero) digits is 262144, while the sum is 46.
The spelling of 12848124880 in words is "twelve billion, eight hundred forty-eight million, one hundred twenty-four thousand, eight hundred eighty".
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