Base | Representation |
---|---|
bin | 110101011110… |
… | …010111010001 |
3 | 222101012002020 |
4 | 311132113101 |
5 | 12042034001 |
6 | 1220242053 |
7 | 230102544 |
oct | 65362721 |
9 | 28335066 |
10 | 14018001 |
11 | 7a04a28 |
12 | 4840329 |
13 | 2b9a69a |
14 | 1c0c85b |
15 | 136d736 |
hex | d5e5d1 |
14018001 has 4 divisors (see below), whose sum is σ = 18690672. Its totient is φ = 9345332.
The previous prime is 14017981. The next prime is 14018009. The reversal of 14018001 is 10081041.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10081041 = 3 ⋅3360347.
It is a cyclic number.
It is not a de Polignac number, because 14018001 - 26 = 14017937 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (14018009) 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, 2336331 + ... + 2336336.
It is an arithmetic number, because the mean of its divisors is an integer number (4672668).
Almost surely, 214018001 is an apocalyptic number.
It is an amenable number.
14018001 is a deficient number, since it is larger than the sum of its proper divisors (4672671).
14018001 is an equidigital number, since it uses as much as digits as its factorization.
14018001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4672670.
The product of its (nonzero) digits is 32, while the sum is 15.
The square root of 14018001 is about 3744.0620988440. The cubic root of 14018001 is about 241.1174797260.
Adding to 14018001 its reverse (10081041), we get a palindrome (24099042).
The spelling of 14018001 in words is "fourteen million, eighteen thousand, one".
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