Base | Representation |
---|---|
bin | 10011000100111111000… |
… | …001010001011011001001 |
3 | 11122022222101210111102012 |
4 | 103010333001101123021 |
5 | 132434433203322101 |
6 | 2442135250145305 |
7 | 163501232611130 |
oct | 23047701213311 |
9 | 4568871714365 |
10 | 1311022323401 |
11 | 466001a1797a |
12 | 192102882235 |
13 | 968238398ab |
14 | 4764d3ca917 |
15 | 24181923bbb |
hex | 1313f0516c9 |
1311022323401 has 4 divisors (see below), whose sum is σ = 1498311226752. Its totient is φ = 1123733420052.
The previous prime is 1311022323397. The next prime is 1311022323407. The reversal of 1311022323401 is 1043232201131.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1311022323401 - 22 = 1311022323397 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1311022323407) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93644451665 + ... + 93644451678.
It is an arithmetic number, because the mean of its divisors is an integer number (374577806688).
Almost surely, 21311022323401 is an apocalyptic number.
It is an amenable number.
1311022323401 is a deficient number, since it is larger than the sum of its proper divisors (187288903351).
1311022323401 is an equidigital number, since it uses as much as digits as its factorization.
1311022323401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 187288903350.
The product of its (nonzero) digits is 864, while the sum is 23.
Adding to 1311022323401 its reverse (1043232201131), we get a palindrome (2354254524532).
The spelling of 1311022323401 in words is "one trillion, three hundred eleven billion, twenty-two million, three hundred twenty-three thousand, four hundred one".
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