Base | Representation |
---|---|
bin | 11001110110011000… |
… | …11001110101110001 |
3 | 1022211011220220122210 |
4 | 30323030121311301 |
5 | 211410232243301 |
6 | 10213033522333 |
7 | 1000624063140 |
oct | 147314316561 |
9 | 38734826583 |
10 | 13878009201 |
11 | 59818577a1 |
12 | 28338733a9 |
13 | 1402268a84 |
14 | 9591dd757 |
15 | 563587ad6 |
hex | 33b319d71 |
13878009201 has 16 divisors (see below), whose sum is σ = 21313961984. Its totient is φ = 7867846224.
The previous prime is 13878009151. The next prime is 13878009221. The reversal of 13878009201 is 10290087831.
It is not a de Polignac number, because 13878009201 - 29 = 13878008689 is a prime.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 13878009201.
It is not an unprimeable number, because it can be changed into a prime (13878009221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2599135 + ... + 2604468.
It is an arithmetic number, because the mean of its divisors is an integer number (1332122624).
Almost surely, 213878009201 is an apocalyptic number.
It is an amenable number.
13878009201 is a deficient number, since it is larger than the sum of its proper divisors (7435952783).
13878009201 is a wasteful number, since it uses less digits than its factorization.
13878009201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5203740.
The product of its (nonzero) digits is 24192, while the sum is 39.
The spelling of 13878009201 in words is "thirteen billion, eight hundred seventy-eight million, nine thousand, two hundred one".
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