Base | Representation |
---|---|
bin | 110010011101… |
… | …010010001011 |
3 | 220220000020100 |
4 | 302131102023 |
5 | 11341232042 |
6 | 1151300443 |
7 | 220300053 |
oct | 62352213 |
9 | 26800210 |
10 | 13227147 |
11 | 751482a |
12 | 451a723 |
13 | 298171b |
14 | 1a84563 |
15 | 126424c |
hex | c9d48b |
13227147 has 12 divisors (see below), whose sum is σ = 19234384. Its totient is φ = 8758800.
The previous prime is 13227143. The next prime is 13227197. The reversal of 13227147 is 74172231.
It is a happy number.
13227147 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13227147 - 22 = 13227143 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 13227147.
It is not an unprimeable number, because it can be changed into a prime (13227143) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3508 + ... + 6225.
Almost surely, 213227147 is an apocalyptic number.
13227147 is a deficient number, since it is larger than the sum of its proper divisors (6007237).
13227147 is a wasteful number, since it uses less digits than its factorization.
13227147 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9890 (or 9887 counting only the distinct ones).
The product of its digits is 2352, while the sum is 27.
The square root of 13227147 is about 3636.9144889590. The cubic root of 13227147 is about 236.4950526910.
Adding to 13227147 its reverse (74172231), we get a palindrome (87399378).
The spelling of 13227147 in words is "thirteen million, two hundred twenty-seven thousand, one hundred forty-seven".
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