Base | Representation |
---|---|
bin | 11001100001110111… |
… | …00011110100000011 |
3 | 1022101011220212110102 |
4 | 30300323203310003 |
5 | 211032142241233 |
6 | 10144003153015 |
7 | 663433363046 |
oct | 146073436403 |
9 | 38334825412 |
10 | 13705821443 |
11 | 58a3640566 |
12 | 27a607576b |
13 | 13a569ba22 |
14 | 9403bac5d |
15 | 5533c41e8 |
hex | 330ee3d03 |
13705821443 has 2 divisors, whose sum is σ = 13705821444. Its totient is φ = 13705821442.
The previous prime is 13705821431. The next prime is 13705821473. The reversal of 13705821443 is 34412850731.
13705821443 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 13705821443 - 220 = 13704772867 is a prime.
It is a Sophie Germain prime.
It is a junction number, because it is equal to n+sod(n) for n = 13705821397 and 13705821406.
It is not a weakly prime, because it can be changed into another prime (13705821403) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6852910721 + 6852910722.
It is an arithmetic number, because the mean of its divisors is an integer number (6852910722).
Almost surely, 213705821443 is an apocalyptic number.
13705821443 is a deficient number, since it is larger than the sum of its proper divisors (1).
13705821443 is an equidigital number, since it uses as much as digits as its factorization.
13705821443 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 80640, while the sum is 38.
The spelling of 13705821443 in words is "thirteen billion, seven hundred five million, eight hundred twenty-one thousand, four hundred forty-three".
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