Base | Representation |
---|---|
bin | 11011100000010… |
… | …00011011110011 |
3 | 121002010212002010 |
4 | 31300020123303 |
5 | 433031040032 |
6 | 34521054003 |
7 | 5501045520 |
oct | 1560103363 |
9 | 532125063 |
10 | 230721267 |
11 | 109266337 |
12 | 65327303 |
13 | 38a5267a |
14 | 228dc147 |
15 | 153c6ccc |
hex | dc086f3 |
230721267 has 16 divisors (see below), whose sum is σ = 356824832. Its totient is φ = 129872160.
The previous prime is 230721247. The next prime is 230721287. The reversal of 230721267 is 762127032.
230721267 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (230721247) and next prime (230721287).
It is not a de Polignac number, because 230721267 - 215 = 230688499 is a prime.
It is not an unprimeable number, because it can be changed into a prime (230721217) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80584 + ... + 83397.
It is an arithmetic number, because the mean of its divisors is an integer number (22301552).
Almost surely, 2230721267 is an apocalyptic number.
230721267 is a deficient number, since it is larger than the sum of its proper divisors (126103565).
230721267 is a wasteful number, since it uses less digits than its factorization.
230721267 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 164058.
The product of its (nonzero) digits is 7056, while the sum is 30.
The square root of 230721267 is about 15189.5117433050. The cubic root of 230721267 is about 613.3323556288.
Adding to 230721267 its reverse (762127032), we get a palindrome (992848299).
The spelling of 230721267 in words is "two hundred thirty million, seven hundred twenty-one thousand, two hundred sixty-seven".
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