Base | Representation |
---|---|
bin | 11011100100111… |
… | …11110011010010 |
3 | 121010022100120001 |
4 | 31302133303102 |
5 | 433210410031 |
6 | 34542240214 |
7 | 5506240222 |
oct | 1562376322 |
9 | 533270501 |
10 | 231341266 |
11 | 10964a132 |
12 | 6558606a |
13 | 38c0b930 |
14 | 22a20082 |
15 | 1549a861 |
hex | dc9fcd2 |
231341266 has 16 divisors (see below), whose sum is σ = 374059224. Its totient is φ = 106671744.
The previous prime is 231341263. The next prime is 231341267. The reversal of 231341266 is 662143132.
It can be written as a sum of positive squares in 4 ways, for example, as 130439241 + 100902025 = 11421^2 + 10045^2 .
It is not an unprimeable number, because it can be changed into a prime (231341261) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28566 + ... + 35758.
Almost surely, 2231341266 is an apocalyptic number.
231341266 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
231341266 is a deficient number, since it is larger than the sum of its proper divisors (142717958).
231341266 is a wasteful number, since it uses less digits than its factorization.
231341266 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8445.
The product of its digits is 5184, while the sum is 28.
The square root of 231341266 is about 15209.9068373215. The cubic root of 231341266 is about 613.8812507533.
Adding to 231341266 its reverse (662143132), we get a palindrome (893484398).
The spelling of 231341266 in words is "two hundred thirty-one million, three hundred forty-one thousand, two hundred sixty-six".
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