Base | Representation |
---|---|
bin | 110100001000… |
… | …111001001001 |
3 | 221201101212000 |
4 | 310020321021 |
5 | 11444333123 |
6 | 1204541213 |
7 | 224114100 |
oct | 64107111 |
9 | 27641760 |
10 | 13667913 |
11 | 77959a6 |
12 | 46b1809 |
13 | 2aa722c |
14 | 1b5b037 |
15 | 12eeb43 |
hex | d08e49 |
13667913 has 24 divisors (see below), whose sum is σ = 23556960. Its totient is φ = 7809480.
The previous prime is 13667891. The next prime is 13667921. The reversal of 13667913 is 31976631.
13667913 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13667913 - 28 = 13667657 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (13667923) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3843 + ... + 6488.
It is an arithmetic number, because the mean of its divisors is an integer number (981540).
Almost surely, 213667913 is an apocalyptic number.
It is an amenable number.
13667913 is a deficient number, since it is larger than the sum of its proper divisors (9889047).
13667913 is a wasteful number, since it uses less digits than its factorization.
13667913 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10354 (or 10341 counting only the distinct ones).
The product of its digits is 20412, while the sum is 36.
The square root of 13667913 is about 3697.0140654317. The cubic root of 13667913 is about 239.0932976086.
The spelling of 13667913 in words is "thirteen million, six hundred sixty-seven thousand, nine hundred thirteen".
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