Base | Representation |
---|---|
bin | 11001000101111101… |
… | …10000111110100000 |
3 | 1021202212112101000021 |
4 | 30202332300332200 |
5 | 210042233441033 |
6 | 10104443003224 |
7 | 654562150525 |
oct | 144276607640 |
9 | 37685471007 |
10 | 13471780768 |
11 | 5793518316 |
12 | 273b809514 |
13 | 1369056514 |
14 | 91b29714c |
15 | 53ca93b2d |
hex | 322fb0fa0 |
13471780768 has 48 divisors (see below), whose sum is σ = 26934321960. Its totient is φ = 6632064000.
The previous prime is 13471780757. The next prime is 13471780783. The reversal of 13471780768 is 86708717431.
It is a happy number.
13471780768 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 12944067984 + 527712784 = 113772^2 + 22972^2 .
It is a super-2 number, since 2×134717807682 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 573478 + ... + 596506.
Almost surely, 213471780768 is an apocalyptic number.
It is an amenable number.
13471780768 is a deficient number, since it is larger than the sum of its proper divisors (13462541192).
13471780768 is a wasteful number, since it uses less digits than its factorization.
13471780768 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23321 (or 23313 counting only the distinct ones).
The product of its (nonzero) digits is 1580544, while the sum is 52.
The spelling of 13471780768 in words is "thirteen billion, four hundred seventy-one million, seven hundred eighty thousand, seven hundred sixty-eight".
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