Base | Representation |
---|---|
bin | 100110011010… |
… | …1111110111111 |
3 | 1101220102110102 |
4 | 1030311332333 |
5 | 20124102223 |
6 | 1555431315 |
7 | 333136022 |
oct | 114657677 |
9 | 41812412 |
10 | 20144063 |
11 | 10409595 |
12 | 68b553b |
13 | 4233b84 |
14 | 29651b9 |
15 | 1b7d928 |
hex | 1335fbf |
20144063 has 4 divisors (see below), whose sum is σ = 20162688. Its totient is φ = 20125440.
The previous prime is 20144053. The next prime is 20144071. The reversal of 20144063 is 36044102.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 20144063 - 26 = 20143999 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 (20144023) 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, 7583 + ... + 9888.
It is an arithmetic number, because the mean of its divisors is an integer number (5040672).
Almost surely, 220144063 is an apocalyptic number.
20144063 is a deficient number, since it is larger than the sum of its proper divisors (18625).
20144063 is a wasteful number, since it uses less digits than its factorization.
20144063 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18624.
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 20144063 is about 4488.2137872432. The cubic root of 20144063 is about 272.0919482607.
Adding to 20144063 its reverse (36044102), we get a palindrome (56188165).
The spelling of 20144063 in words is "twenty million, one hundred forty-four thousand, sixty-three".
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