Base | Representation |
---|---|
bin | 110100001000… |
… | …101110101101 |
3 | 221201100221021 |
4 | 310020232231 |
5 | 11444322440 |
6 | 1204534141 |
7 | 224112124 |
oct | 64105655 |
9 | 27640837 |
10 | 13667245 |
11 | 7795449 |
12 | 46b1351 |
13 | 2aa6b37 |
14 | 1b5aabb |
15 | 12ee84a |
hex | d08bad |
13667245 has 8 divisors (see below), whose sum is σ = 16844184. Its totient is φ = 10638144.
The previous prime is 13667243. The next prime is 13667261. The reversal of 13667245 is 54276631.
It is a happy number.
13667245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 1633284 + 12033961 = 1278^2 + 3469^2 .
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 13667245 - 21 = 13667243 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 13667245.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13667243) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36754 + ... + 37123.
It is an arithmetic number, because the mean of its divisors is an integer number (2105523).
Almost surely, 213667245 is an apocalyptic number.
It is an amenable number.
13667245 is a deficient number, since it is larger than the sum of its proper divisors (3176939).
13667245 is an equidigital number, since it uses as much as digits as its factorization.
13667245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73919.
The product of its digits is 30240, while the sum is 34.
The square root of 13667245 is about 3696.9237211498. The cubic root of 13667245 is about 239.0894024291.
The spelling of 13667245 in words is "thirteen million, six hundred sixty-seven thousand, two hundred forty-five".
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