Base | Representation |
---|---|
bin | 110111100010… |
… | …101100010101 |
3 | 1000101201121001 |
4 | 313202230111 |
5 | 12211410041 |
6 | 1240023301 |
7 | 234521020 |
oct | 67425425 |
9 | 30351531 |
10 | 14560021 |
11 | 8245183 |
12 | 4a61b31 |
13 | 302a2c8 |
14 | 1d101b7 |
15 | 1429131 |
hex | de2b15 |
14560021 has 4 divisors (see below), whose sum is σ = 16640032. Its totient is φ = 12480012.
The previous prime is 14560019. The next prime is 14560027. The reversal of 14560021 is 12006541.
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.
It is a cyclic number.
It is not a de Polignac number, because 14560021 - 21 = 14560019 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14560027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1039995 + ... + 1040008.
It is an arithmetic number, because the mean of its divisors is an integer number (4160008).
Almost surely, 214560021 is an apocalyptic number.
It is an amenable number.
14560021 is a deficient number, since it is larger than the sum of its proper divisors (2080011).
14560021 is an equidigital number, since it uses as much as digits as its factorization.
14560021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2080010.
The product of its (nonzero) digits is 240, while the sum is 19.
The square root of 14560021 is about 3815.7595574145. The cubic root of 14560021 is about 244.1859473463.
Adding to 14560021 its reverse (12006541), we get a palindrome (26566562).
The spelling of 14560021 in words is "fourteen million, five hundred sixty thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •