Base | Representation |
---|---|
bin | 111111011110101… |
… | …0110000000010011 |
3 | 12111102222201121010 |
4 | 1332331112000103 |
5 | 13330240311011 |
6 | 551205302003 |
7 | 103532534034 |
oct | 17675260023 |
9 | 5442881533 |
10 | 2130010131 |
11 | 9a3376157 |
12 | 4b5404903 |
13 | 27c397632 |
14 | 162c5ca8b |
15 | c6ee41a6 |
hex | 7ef56013 |
2130010131 has 4 divisors (see below), whose sum is σ = 2840013512. Its totient is φ = 1420006752.
The previous prime is 2130010079. The next prime is 2130010187. The reversal of 2130010131 is 1310100312.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 2130010131 - 29 = 2130009619 is a prime.
It is a super-2 number, since 2×21300101312 = 9073886316325274322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2130010331) 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 3 ways as a sum of consecutive naturals, for example, 355001686 + ... + 355001691.
It is an arithmetic number, because the mean of its divisors is an integer number (710003378).
Almost surely, 22130010131 is an apocalyptic number.
2130010131 is a deficient number, since it is larger than the sum of its proper divisors (710003381).
2130010131 is an equidigital number, since it uses as much as digits as its factorization.
2130010131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 710003380.
The product of its (nonzero) digits is 18, while the sum is 12.
The square root of 2130010131 is about 46152.0327938001. The cubic root of 2130010131 is about 1286.6503911320.
Adding to 2130010131 its reverse (1310100312), we get a palindrome (3440110443).
The spelling of 2130010131 in words is "two billion, one hundred thirty million, ten thousand, one hundred thirty-one".
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