Base | Representation |
---|---|
bin | 11000110011001011… |
… | …01110000110000100 |
3 | 1021100220001110211211 |
4 | 30121211232012010 |
5 | 204231420023140 |
6 | 10041053541204 |
7 | 650640002104 |
oct | 143145560604 |
9 | 37326043754 |
10 | 13314220420 |
11 | 5712591956 |
12 | 26b6aa4804 |
13 | 134250b347 |
14 | 9043a1204 |
15 | 52dd1e2ea |
hex | 31996e184 |
13314220420 has 12 divisors (see below), whose sum is σ = 27959862924. Its totient is φ = 5325688160.
The previous prime is 13314220397. The next prime is 13314220433. The reversal of 13314220420 is 2402241331.
It can be written as a sum of positive squares in 2 ways, for example, as 8534433924 + 4779786496 = 92382^2 + 69136^2 .
It is a junction number, because it is equal to n+sod(n) for n = 13314220391 and 13314220400.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 332855491 + ... + 332855530.
It is an arithmetic number, because the mean of its divisors is an integer number (2329988577).
Almost surely, 213314220420 is an apocalyptic number.
13314220420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13314220420 is an abundant number, since it is smaller than the sum of its proper divisors (14645642504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13314220420 is a wasteful number, since it uses less digits than its factorization.
13314220420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 665711030 (or 665711028 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 13314220420 its reverse (2402241331), we get a palindrome (15716461751).
The spelling of 13314220420 in words is "thirteen billion, three hundred fourteen million, two hundred twenty thousand, four hundred twenty".
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