Base | Representation |
---|---|
bin | 11000010000001010… |
… | …00011001011001101 |
3 | 1020121102021001110021 |
4 | 30020011003023031 |
5 | 203131213141331 |
6 | 5552001142141 |
7 | 640441641133 |
oct | 141005031315 |
9 | 36542231407 |
10 | 13020443341 |
11 | 5581778884 |
12 | 263462a951 |
13 | 12c66abb59 |
14 | 8b736b753 |
15 | 51313e211 |
hex | 3081432cd |
13020443341 has 4 divisors (see below), whose sum is σ = 13087906972. Its totient is φ = 12952979712.
The previous prime is 13020443339. The next prime is 13020443357. The reversal of 13020443341 is 14334402031.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14334402031 = 19853 ⋅722027.
It can be written as a sum of positive squares in 2 ways, for example, as 5380809316 + 7639634025 = 73354^2 + 87405^2 .
It is a cyclic number.
It is not a de Polignac number, because 13020443341 - 21 = 13020443339 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 (13020443311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33731526 + ... + 33731911.
It is an arithmetic number, because the mean of its divisors is an integer number (3271976743).
Almost surely, 213020443341 is an apocalyptic number.
It is an amenable number.
13020443341 is a deficient number, since it is larger than the sum of its proper divisors (67463631).
13020443341 is an equidigital number, since it uses as much as digits as its factorization.
13020443341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67463630.
The product of its (nonzero) digits is 3456, while the sum is 25.
Adding to 13020443341 its reverse (14334402031), we get a palindrome (27354845372).
The spelling of 13020443341 in words is "thirteen billion, twenty million, four hundred forty-three thousand, three hundred forty-one".
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