Base | Representation |
---|---|
bin | 111111011110111… |
… | …0100000100111111 |
3 | 12111110012222120100 |
4 | 1332331310010333 |
5 | 13330303231221 |
6 | 551212052143 |
7 | 103533556125 |
oct | 17675640477 |
9 | 5443188510 |
10 | 2130133311 |
11 | 9a344a759 |
12 | 4b5464053 |
13 | 27c40b717 |
14 | 162c91915 |
15 | c701a926 |
hex | 7ef7413f |
2130133311 has 12 divisors (see below), whose sum is σ = 3151905120. Its totient is φ = 1385452320.
The previous prime is 2130133309. The next prime is 2130133319. The reversal of 2130133311 is 1133310312.
It is a happy number.
2130133311 is a `hidden beast` number, since 21 + 301 + 33 + 311 = 666.
It is not a de Polignac number, because 2130133311 - 21 = 2130133309 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2130133319) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2885991 + ... + 2886728.
It is an arithmetic number, because the mean of its divisors is an integer number (262658760).
Almost surely, 22130133311 is an apocalyptic number.
2130133311 is a deficient number, since it is larger than the sum of its proper divisors (1021771809).
2130133311 is a wasteful number, since it uses less digits than its factorization.
2130133311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5772766 (or 5772763 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 18.
The square root of 2130133311 is about 46153.3672769387. The cubic root of 2130133311 is about 1286.6751932895.
Adding to 2130133311 its reverse (1133310312), we get a palindrome (3263443623).
The spelling of 2130133311 in words is "two billion, one hundred thirty million, one hundred thirty-three thousand, three hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •