Base | Representation |
---|---|
bin | 1101011100101000011… |
… | …0101111010110011010 |
3 | 211002022110110202111102 |
4 | 3113022012233112122 |
5 | 12241114122444010 |
6 | 254044142431402 |
7 | 22455663602234 |
oct | 3271206572632 |
9 | 732273422442 |
10 | 231024031130 |
11 | 89a82051a52 |
12 | 38935592562 |
13 | 18a298b6649 |
14 | b278531254 |
15 | 6021e29ba5 |
hex | 35ca1af59a |
231024031130 has 16 divisors (see below), whose sum is σ = 440304624360. Its totient is φ = 86973752832.
The previous prime is 231024031123. The next prime is 231024031157. The reversal of 231024031130 is 31130420132.
It can be written as a sum of positive squares in 4 ways, for example, as 134416823641 + 96607207489 = 366629^2 + 310817^2 .
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 679482275 + ... + 679482614.
Almost surely, 2231024031130 is an apocalyptic number.
231024031130 is a deficient number, since it is larger than the sum of its proper divisors (209280593230).
231024031130 is a wasteful number, since it uses less digits than its factorization.
231024031130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1358964913.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 231024031130 its reverse (31130420132), we get a palindrome (262154451262).
The spelling of 231024031130 in words is "two hundred thirty-one billion, twenty-four million, thirty-one thousand, one hundred thirty".
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