Base | Representation |
---|---|
bin | 110101010110… |
… | …010100101001 |
3 | 222022111220101 |
4 | 311112110221 |
5 | 12040010230 |
6 | 1215425401 |
7 | 226604533 |
oct | 65262451 |
9 | 28274811 |
10 | 13985065 |
11 | 7992206 |
12 | 4825261 |
13 | 2b886b3 |
14 | 1c00853 |
15 | 1363aca |
hex | d56529 |
13985065 has 8 divisors (see below), whose sum is σ = 17066880. Its totient is φ = 10998192.
The previous prime is 13985063. The next prime is 13985071. The reversal of 13985065 is 56058931.
13985065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 13985065 - 21 = 13985063 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13985063) 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, 23409 + ... + 23998.
It is an arithmetic number, because the mean of its divisors is an integer number (2133360).
Almost surely, 213985065 is an apocalyptic number.
It is an amenable number.
13985065 is a deficient number, since it is larger than the sum of its proper divisors (3081815).
13985065 is an equidigital number, since it uses as much as digits as its factorization.
13985065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47471.
The product of its (nonzero) digits is 32400, while the sum is 37.
The square root of 13985065 is about 3739.6610809002. The cubic root of 13985065 is about 240.9284924125.
The spelling of 13985065 in words is "thirteen million, nine hundred eighty-five thousand, sixty-five".
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