Base | Representation |
---|---|
bin | 11001101101010010… |
… | …01100111011000001 |
3 | 1022121212021121020022 |
4 | 30312221030323001 |
5 | 211231212004020 |
6 | 10201305423225 |
7 | 666006164624 |
oct | 146651147301 |
9 | 38555247208 |
10 | 13801672385 |
11 | 5942758816 |
12 | 281219ab15 |
13 | 13bc4bbb67 |
14 | 94d00bdbb |
15 | 55ba09625 |
hex | 336a4cec1 |
13801672385 has 8 divisors (see below), whose sum is σ = 16654533120. Its totient is φ = 10979653744.
The previous prime is 13801672363. The next prime is 13801672387. The reversal of 13801672385 is 58327610831.
It is a happy number.
13801672385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13801672385 - 212 = 13801668289 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13801672387) by changing a digit.
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, 7709537 + ... + 7711326.
It is an arithmetic number, because the mean of its divisors is an integer number (2081816640).
Almost surely, 213801672385 is an apocalyptic number.
It is an amenable number.
13801672385 is a deficient number, since it is larger than the sum of its proper divisors (2852860735).
13801672385 is a wasteful number, since it uses less digits than its factorization.
13801672385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15421047.
The product of its (nonzero) digits is 241920, while the sum is 44.
The spelling of 13801672385 in words is "thirteen billion, eight hundred one million, six hundred seventy-two thousand, three hundred eighty-five".
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