Base | Representation |
---|---|
bin | 11111100111011… |
… | …011110000101111 |
3 | 1100222002200120110 |
4 | 133213123300233 |
5 | 2041242243043 |
6 | 124344551103 |
7 | 16100406063 |
oct | 3747336057 |
9 | 1328080513 |
10 | 530431023 |
11 | 252461751 |
12 | 129782493 |
13 | 85b7b315 |
14 | 50637aa3 |
15 | 31879b33 |
hex | 1f9dbc2f |
530431023 has 4 divisors (see below), whose sum is σ = 707241368. Its totient is φ = 353620680.
The previous prime is 530431009. The next prime is 530431039. The reversal of 530431023 is 320134035.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 530431023 - 26 = 530430959 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 (530431003) 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, 88405168 + ... + 88405173.
It is an arithmetic number, because the mean of its divisors is an integer number (176810342).
Almost surely, 2530431023 is an apocalyptic number.
530431023 is a deficient number, since it is larger than the sum of its proper divisors (176810345).
530431023 is a wasteful number, since it uses less digits than its factorization.
530431023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 176810344.
The product of its (nonzero) digits is 1080, while the sum is 21.
The square root of 530431023 is about 23031.0881853203. The cubic root of 530431023 is about 809.4865531271.
Adding to 530431023 its reverse (320134035), we get a palindrome (850565058).
The spelling of 530431023 in words is "five hundred thirty million, four hundred thirty-one thousand, twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •