Base | Representation |
---|---|
bin | 11011100101000… |
… | …00100010001111 |
3 | 121010022111200100 |
4 | 31302200202033 |
5 | 433211004041 |
6 | 34542302143 |
7 | 5506252044 |
oct | 1562404217 |
9 | 533274610 |
10 | 231344271 |
11 | 109651414 |
12 | 65587953 |
13 | 38c10102 |
14 | 22a211cb |
15 | 1549b6b6 |
hex | dca088f |
231344271 has 6 divisors (see below), whose sum is σ = 334163960. Its totient is φ = 154229508.
The previous prime is 231344261. The next prime is 231344291. The reversal of 231344271 is 172443132.
It is a happy number.
231344271 is a `hidden beast` number, since 231 + 3 + 4 + 427 + 1 = 666.
It is not a de Polignac number, because 231344271 - 210 = 231343247 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 (231344221) 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 5 ways as a sum of consecutive naturals, for example, 12852451 + ... + 12852468.
Almost surely, 2231344271 is an apocalyptic number.
231344271 is a deficient number, since it is larger than the sum of its proper divisors (102819689).
231344271 is a wasteful number, since it uses less digits than its factorization.
231344271 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25704925 (or 25704922 counting only the distinct ones).
The product of its digits is 4032, while the sum is 27.
The square root of 231344271 is about 15210.0056213007. The cubic root of 231344271 is about 613.8839087387.
The spelling of 231344271 in words is "two hundred thirty-one million, three hundred forty-four thousand, two hundred seventy-one".
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