Base | Representation |
---|---|
bin | 1001000100000100011… |
… | …01100100101000101001 |
3 | 1002202211112220000011222 |
4 | 10202002031210220221 |
5 | 20100243043210241 |
6 | 355022043231425 |
7 | 31333222242422 |
oct | 4420215445051 |
9 | 1082745800158 |
10 | 311422241321 |
11 | 110089811264 |
12 | 50432818575 |
13 | 234a0384199 |
14 | 11104126649 |
15 | 817a356a4b |
hex | 4882364a29 |
311422241321 has 16 divisors (see below), whose sum is σ = 324467296128. Its totient is φ = 298624032000.
The previous prime is 311422241309. The next prime is 311422241363. The reversal of 311422241321 is 123142224113.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 311422241321 - 214 = 311422224937 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (311422241371) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7337066 + ... + 7379388.
It is an arithmetic number, because the mean of its divisors is an integer number (20279206008).
Almost surely, 2311422241321 is an apocalyptic number.
It is an amenable number.
311422241321 is a deficient number, since it is larger than the sum of its proper divisors (13045054807).
311422241321 is a wasteful number, since it uses less digits than its factorization.
311422241321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45232.
The product of its digits is 2304, while the sum is 26.
Adding to 311422241321 its reverse (123142224113), we get a palindrome (434564465434).
The spelling of 311422241321 in words is "three hundred eleven billion, four hundred twenty-two million, two hundred forty-one thousand, three hundred twenty-one".
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