Base | Representation |
---|---|
bin | 110000000111… |
… | …100011000011 |
3 | 212201211220210 |
4 | 300013203003 |
5 | 11212120302 |
6 | 1130205203 |
7 | 212134002 |
oct | 60074303 |
9 | 25654823 |
10 | 12613827 |
11 | 7135a56 |
12 | 4283803 |
13 | 27c8505 |
14 | 1964c39 |
15 | 119266c |
hex | c078c3 |
12613827 has 4 divisors (see below), whose sum is σ = 16818440. Its totient is φ = 8409216.
The previous prime is 12613823. The next prime is 12613829. The reversal of 12613827 is 72831621.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 12613827 - 22 = 12613823 is a prime.
It is a Duffinian number.
It is a zygodrome in base 2.
It is a junction number, because it is equal to n+sod(n) for n = 12613794 and 12613803.
It is not an unprimeable number, because it can be changed into a prime (12613823) 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, 2102302 + ... + 2102307.
It is an arithmetic number, because the mean of its divisors is an integer number (4204610).
Almost surely, 212613827 is an apocalyptic number.
12613827 is a deficient number, since it is larger than the sum of its proper divisors (4204613).
12613827 is an equidigital number, since it uses as much as digits as its factorization.
12613827 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4204612.
The product of its digits is 4032, while the sum is 30.
The square root of 12613827 is about 3551.5949938021. The cubic root of 12613827 is about 232.7817649951.
The spelling of 12613827 in words is "twelve million, six hundred thirteen thousand, eight hundred twenty-seven".
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