Base | Representation |
---|---|
bin | 11011111101001… |
… | …10001101101101 |
3 | 121100021111201100 |
4 | 31332212031231 |
5 | 440013411021 |
6 | 35134233313 |
7 | 5545221063 |
oct | 1576461555 |
9 | 540244640 |
10 | 234513261 |
11 | 110416314 |
12 | 66655839 |
13 | 3977c658 |
14 | 23208033 |
15 | 158c5626 |
hex | dfa636d |
234513261 has 6 divisors (see below), whose sum is σ = 338741390. Its totient is φ = 156342168.
The previous prime is 234513211. The next prime is 234513269. The reversal of 234513261 is 162315432.
It can be written as a sum of positive squares in only one way, i.e., 227255625 + 7257636 = 15075^2 + 2694^2 .
It is not a de Polignac number, because 234513261 - 27 = 234513133 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 (234513269) 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, 13028506 + ... + 13028523.
Almost surely, 2234513261 is an apocalyptic number.
It is an amenable number.
234513261 is a deficient number, since it is larger than the sum of its proper divisors (104228129).
234513261 is a wasteful number, since it uses less digits than its factorization.
234513261 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26057035 (or 26057032 counting only the distinct ones).
The product of its digits is 4320, while the sum is 27.
The square root of 234513261 is about 15313.8258119909. The cubic root of 234513261 is about 616.6742324208.
Adding to 234513261 its reverse (162315432), we get a palindrome (396828693).
The spelling of 234513261 in words is "two hundred thirty-four million, five hundred thirteen thousand, two hundred sixty-one".
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