Base | Representation |
---|---|
bin | 11011100101010… |
… | …00010010110111 |
3 | 121010101010021112 |
4 | 31302220102313 |
5 | 433213013210 |
6 | 34543105235 |
7 | 5506443521 |
oct | 1562502267 |
9 | 533333245 |
10 | 231376055 |
11 | 109673289 |
12 | 655a221b |
13 | 38c21711 |
14 | 22a2ca11 |
15 | 154a5d05 |
hex | dca84b7 |
231376055 has 16 divisors (see below), whose sum is σ = 283254240. Its totient is φ = 181398528.
The previous prime is 231376043. The next prime is 231376073. The reversal of 231376055 is 550673132.
It is a cyclic number.
It is not a de Polignac number, because 231376055 - 24 = 231376039 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57551 + ... + 61439.
It is an arithmetic number, because the mean of its divisors is an integer number (17703390).
Almost surely, 2231376055 is an apocalyptic number.
231376055 is a deficient number, since it is larger than the sum of its proper divisors (51878185).
231376055 is a wasteful number, since it uses less digits than its factorization.
231376055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4130.
The product of its (nonzero) digits is 18900, while the sum is 32.
The square root of 231376055 is about 15211.0504239517. The cubic root of 231376055 is about 613.9120209437.
It can be divided in two parts, 23137 and 6055, that added together give a palindrome (29192).
The spelling of 231376055 in words is "two hundred thirty-one million, three hundred seventy-six thousand, fifty-five".
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