Base | Representation |
---|---|
bin | 111111100001011… |
… | …0001001110010101 |
3 | 12111112122222111120 |
4 | 1333002301032111 |
5 | 13331121313331 |
6 | 551255554153 |
7 | 103550606313 |
oct | 17702611625 |
9 | 5445588446 |
10 | 2131432341 |
11 | 9a4157735 |
12 | 4b598b959 |
13 | 27c774a8c |
14 | 16310d0b3 |
15 | c71c5796 |
hex | 7f0b1395 |
2131432341 has 32 divisors (see below), whose sum is σ = 3062291328. Its totient is φ = 1313832960.
The previous prime is 2131432337. The next prime is 2131432349. The reversal of 2131432341 is 1432341312.
It is a happy number.
It is not a de Polignac number, because 2131432341 - 22 = 2131432337 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2131432349) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1848021 + ... + 1849173.
It is an arithmetic number, because the mean of its divisors is an integer number (95696604).
Almost surely, 22131432341 is an apocalyptic number.
It is an amenable number.
2131432341 is a deficient number, since it is larger than the sum of its proper divisors (930858987).
2131432341 is a wasteful number, since it uses less digits than its factorization.
2131432341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1781.
The product of its digits is 1728, while the sum is 24.
The square root of 2131432341 is about 46167.4381030613. The cubic root of 2131432341 is about 1286.9366933589.
Adding to 2131432341 its reverse (1432341312), we get a palindrome (3563773653).
The spelling of 2131432341 in words is "two billion, one hundred thirty-one million, four hundred thirty-two thousand, three hundred forty-one".
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