Base | Representation |
---|---|
bin | 11000001001111011… |
… | …11011100000000000 |
3 | 1020110210001010010120 |
4 | 30010331323200000 |
5 | 203024332321443 |
6 | 5542454300240 |
7 | 636236160120 |
oct | 140475734000 |
9 | 36423033116 |
10 | 12968245248 |
11 | 5555266662 |
12 | 261b057680 |
13 | 12b89340ca |
14 | 8b0460c80 |
15 | 50d77d083 |
hex | 304f7b800 |
12968245248 has 96 divisors (see below), whose sum is σ = 39512753280. Its totient is φ = 3705200640.
The previous prime is 12968245231. The next prime is 12968245261. The reversal of 12968245248 is 84254286921.
It is a tau number, because it is divible by the number of its divisors (96).
It is a self number, because there is not a number n which added to its sum of digits gives 12968245248.
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, 107758 + ... + 193773.
It is an arithmetic number, because the mean of its divisors is an integer number (411591180).
Almost surely, 212968245248 is an apocalyptic number.
It is an amenable number.
12968245248 is an abundant number, since it is smaller than the sum of its proper divisors (26544508032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12968245248 is an equidigital number, since it uses as much as digits as its factorization.
12968245248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 301563 (or 301543 counting only the distinct ones).
The product of its digits is 2211840, while the sum is 51.
The spelling of 12968245248 in words is "twelve billion, nine hundred sixty-eight million, two hundred forty-five thousand, two hundred forty-eight".
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