Base | Representation |
---|---|
bin | 10111110000100001… |
… | …00000111111110000 |
3 | 1012220220210211022201 |
4 | 23320100200333300 |
5 | 202110240413431 |
6 | 5505400112544 |
7 | 631036553422 |
oct | 137020407760 |
9 | 35826724281 |
10 | 12755013616 |
11 | 5455966574 |
12 | 257b765754 |
13 | 12836c6347 |
14 | 88ddd6812 |
15 | 4e9bad461 |
hex | 2f8420ff0 |
12755013616 has 20 divisors (see below), whose sum is σ = 24842231424. Its totient is φ = 6344115200.
The previous prime is 12755013527. The next prime is 12755013619. The reversal of 12755013616 is 61631055721.
It is a super-3 number, since 3×127550136163 (a number of 31 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12755013619) 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, 2083825 + ... + 2089936.
Almost surely, 212755013616 is an apocalyptic number.
12755013616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
12755013616 is a deficient number, since it is larger than the sum of its proper divisors (12087217808).
12755013616 is a wasteful number, since it uses less digits than its factorization.
12755013616 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4173960 (or 4173954 counting only the distinct ones).
The product of its (nonzero) digits is 37800, while the sum is 37.
The spelling of 12755013616 in words is "twelve billion, seven hundred fifty-five million, thirteen thousand, six hundred sixteen".
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