Base | Representation |
---|---|
bin | 11001010001111… |
… | …011011010110111 |
3 | 1002120002001022002 |
4 | 121101323122313 |
5 | 1332034131411 |
6 | 110030325515 |
7 | 13340022200 |
oct | 3121733267 |
9 | 1076061262 |
10 | 424130231 |
11 | 1a8457358 |
12 | ba05989b |
13 | 69b3c945 |
14 | 404865a7 |
15 | 2737d33b |
hex | 1947b6b7 |
424130231 has 6 divisors (see below), whose sum is σ = 493376040. Its totient is φ = 363540156.
The previous prime is 424130171. The next prime is 424130243. The reversal of 424130231 is 132031424.
It is not a de Polignac number, because 424130231 - 218 = 423868087 is a prime.
It is a super-2 number, since 2×4241302312 = 359772905696226722, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (424130731) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4327811 + ... + 4327908.
It is an arithmetic number, because the mean of its divisors is an integer number (82229340).
Almost surely, 2424130231 is an apocalyptic number.
424130231 is a deficient number, since it is larger than the sum of its proper divisors (69245809).
424130231 is an equidigital number, since it uses as much as digits as its factorization.
424130231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8655733 (or 8655726 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 424130231 is about 20594.4223274167. The cubic root of 424130231 is about 751.3340588276.
Adding to 424130231 its reverse (132031424), we get a palindrome (556161655).
The spelling of 424130231 in words is "four hundred twenty-four million, one hundred thirty thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •