Base | Representation |
---|---|
bin | 111111110011111… |
… | …0001011000010111 |
3 | 12112012220210100201 |
4 | 1333213301120113 |
5 | 13341112213221 |
6 | 552243521331 |
7 | 104026216153 |
oct | 17747613027 |
9 | 5465823321 |
10 | 2141132311 |
11 | 9a968243a |
12 | 4b9089247 |
13 | 28178cbc6 |
14 | 164516063 |
15 | c7e8e891 |
hex | 7f9f1617 |
2141132311 has 4 divisors (see below), whose sum is σ = 2156761152. Its totient is φ = 2125503472.
The previous prime is 2141132309. The next prime is 2141132369. The reversal of 2141132311 is 1132311412.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2141132311 - 21 = 2141132309 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2141132011) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7814215 + ... + 7814488.
It is an arithmetic number, because the mean of its divisors is an integer number (539190288).
Almost surely, 22141132311 is an apocalyptic number.
2141132311 is a deficient number, since it is larger than the sum of its proper divisors (15628841).
2141132311 is a wasteful number, since it uses less digits than its factorization.
2141132311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15628840.
The product of its digits is 144, while the sum is 19.
The square root of 2141132311 is about 46272.3709247754. The cubic root of 2141132311 is about 1288.8859863410.
Adding to 2141132311 its reverse (1132311412), we get a palindrome (3273443723).
The spelling of 2141132311 in words is "two billion, one hundred forty-one million, one hundred thirty-two thousand, three hundred eleven".
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