Base | Representation |
---|---|
bin | 111111111000000… |
… | …0110000011010011 |
3 | 12112101000122020212 |
4 | 1333300012003103 |
5 | 13342142023011 |
6 | 552402354335 |
7 | 104053604150 |
oct | 17760060323 |
9 | 5471018225 |
10 | 2143314131 |
11 | 9aa9326a2 |
12 | 4b995b9ab |
13 | 28207501a |
14 | 164923227 |
15 | c827108b |
hex | 7fc060d3 |
2143314131 has 8 divisors (see below), whose sum is σ = 2456179200. Its totient is φ = 1832118408.
The previous prime is 2143314119. The next prime is 2143314139. The reversal of 2143314131 is 1314133412.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2143314131 - 26 = 2143314067 is a prime.
It is a super-2 number, since 2×21433141312 = 9187590928288570322, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2143314097 and 2143314106.
It is not an unprimeable number, because it can be changed into a prime (2143314139) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 414581 + ... + 419718.
It is an arithmetic number, because the mean of its divisors is an integer number (307022400).
Almost surely, 22143314131 is an apocalyptic number.
2143314131 is a deficient number, since it is larger than the sum of its proper divisors (312865069).
2143314131 is an equidigital number, since it uses as much as digits as its factorization.
2143314131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 834673.
The product of its digits is 864, while the sum is 23.
The square root of 2143314131 is about 46295.9407615830. The cubic root of 2143314131 is about 1289.3236305668.
Adding to 2143314131 its reverse (1314133412), we get a palindrome (3457447543).
The spelling of 2143314131 in words is "two billion, one hundred forty-three million, three hundred fourteen thousand, one hundred thirty-one".
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