Base | Representation |
---|---|
bin | 1011110101111100001000… |
… | …0010100011000100101111 |
3 | 1201002211020212200210202111 |
4 | 2331133002002203010233 |
5 | 3201320111114301111 |
6 | 43405523033504451 |
7 | 2512520662013152 |
oct | 275370202430457 |
9 | 51084225623674 |
10 | 13021301322031 |
11 | 417033714a272 |
12 | 1563747572127 |
13 | 735b98b41992 |
14 | 33033d093c99 |
15 | 178aa97a4a21 |
hex | bd7c20a312f |
13021301322031 has 2 divisors, whose sum is σ = 13021301322032. Its totient is φ = 13021301322030.
The previous prime is 13021301322019. The next prime is 13021301322047. The reversal of 13021301322031 is 13022310312031.
13021301322031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 13021301322031 - 223 = 13021292933423 is a prime.
It is a super-2 number, since 2×130213013220312 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13021301321993 and 13021301322011.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13021301323031) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6510650661015 + 6510650661016.
It is an arithmetic number, because the mean of its divisors is an integer number (6510650661016).
Almost surely, 213021301322031 is an apocalyptic number.
13021301322031 is a deficient number, since it is larger than the sum of its proper divisors (1).
13021301322031 is an equidigital number, since it uses as much as digits as its factorization.
13021301322031 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 13021301322031 its reverse (13022310312031), we get a palindrome (26043611634062).
The spelling of 13021301322031 in words is "thirteen trillion, twenty-one billion, three hundred one million, three hundred twenty-two thousand, thirty-one".
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