Base | Representation |
---|---|
bin | 11011100101000… |
… | …00100011010101 |
3 | 121010022111202221 |
4 | 31302200203111 |
5 | 433211004331 |
6 | 34542302341 |
7 | 5506252204 |
oct | 1562404325 |
9 | 533274687 |
10 | 231344341 |
11 | 109651478 |
12 | 655879b1 |
13 | 38c10157 |
14 | 22a2123b |
15 | 1549b711 |
hex | dca08d5 |
231344341 has 4 divisors (see below), whose sum is σ = 234602784. Its totient is φ = 228085900.
The previous prime is 231344317. The next prime is 231344383. The reversal of 231344341 is 143443132.
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 231344341 - 219 = 230820053 is a prime.
It is a super-2 number, since 2×2313443412 = 107040408225448562, 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 (231344941) 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, 1629115 + ... + 1629256.
It is an arithmetic number, because the mean of its divisors is an integer number (58650696).
Almost surely, 2231344341 is an apocalyptic number.
It is an amenable number.
231344341 is a deficient number, since it is larger than the sum of its proper divisors (3258443).
231344341 is an equidigital number, since it uses as much as digits as its factorization.
231344341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3258442.
The product of its digits is 3456, while the sum is 25.
The square root of 231344341 is about 15210.0079224174. The cubic root of 231344341 is about 613.8839706549.
Adding to 231344341 its reverse (143443132), we get a palindrome (374787473).
The spelling of 231344341 in words is "two hundred thirty-one million, three hundred forty-four thousand, three hundred forty-one".
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