Base | Representation |
---|---|
bin | 110100000000… |
… | …100111111011 |
3 | 221122200101120 |
4 | 310000213323 |
5 | 11442242133 |
6 | 1204120323 |
7 | 223613253 |
oct | 64004773 |
9 | 27580346 |
10 | 13634043 |
11 | 7772505 |
12 | 46960a3 |
13 | 2a949a7 |
14 | 1b4c963 |
15 | 12e4ab3 |
hex | d009fb |
13634043 has 4 divisors (see below), whose sum is σ = 18178728. Its totient is φ = 9089360.
The previous prime is 13634011. The next prime is 13634063. The reversal of 13634043 is 34043631.
13634043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34043631 = 3 ⋅11347877.
It is a cyclic number.
It is not a de Polignac number, because 13634043 - 25 = 13634011 is a prime.
It is a super-5 number, since 5×136340435 (a number of 37 digits) contains 55555 as substring.
It is not an unprimeable number, because it can be changed into a prime (13634063) 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, 2272338 + ... + 2272343.
It is an arithmetic number, because the mean of its divisors is an integer number (4544682).
Almost surely, 213634043 is an apocalyptic number.
13634043 is a deficient number, since it is larger than the sum of its proper divisors (4544685).
13634043 is an equidigital number, since it uses as much as digits as its factorization.
13634043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4544684.
The product of its (nonzero) digits is 2592, while the sum is 24.
The square root of 13634043 is about 3692.4305003615. The cubic root of 13634043 is about 238.8956378679.
Adding to 13634043 its reverse (34043631), we get a palindrome (47677674).
The spelling of 13634043 in words is "thirteen million, six hundred thirty-four thousand, forty-three".
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