Base | Representation |
---|---|
bin | 11011100010101… |
… | …11100011100000 |
3 | 121002202022121222 |
4 | 31301113203200 |
5 | 433121422334 |
6 | 34532034212 |
7 | 5503565405 |
oct | 1561274340 |
9 | 532668558 |
10 | 231045344 |
11 | 109467872 |
12 | 65462968 |
13 | 38b3702a |
14 | 229842ac |
15 | 1543cd2e |
hex | dc578e0 |
231045344 has 12 divisors (see below), whose sum is σ = 454870584. Its totient is φ = 115522656.
The previous prime is 231045323. The next prime is 231045361. The reversal of 231045344 is 443540132.
231045344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3610052 + ... + 3610115.
It is an arithmetic number, because the mean of its divisors is an integer number (37905882).
Almost surely, 2231045344 is an apocalyptic number.
It is an amenable number.
231045344 is a deficient number, since it is larger than the sum of its proper divisors (223825240).
231045344 is an equidigital number, since it uses as much as digits as its factorization.
231045344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7220177 (or 7220169 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 26.
The square root of 231045344 is about 15200.1757884572. The cubic root of 231045344 is about 613.6193887238.
Adding to 231045344 its reverse (443540132), we get a palindrome (674585476).
The spelling of 231045344 in words is "two hundred thirty-one million, forty-five thousand, three hundred forty-four".
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