Base | Representation |
---|---|
bin | 11000110101000101… |
… | …10110011100101100 |
3 | 1021102000012122000100 |
4 | 30122202312130230 |
5 | 204300020323140 |
6 | 10042425231100 |
7 | 651223134162 |
oct | 143242663454 |
9 | 37360178010 |
10 | 13330245420 |
11 | 5720637758 |
12 | 2700332490 |
13 | 134592c3ab |
14 | 906573232 |
15 | 530437530 |
hex | 31a8b672c |
13330245420 has 72 divisors (see below), whose sum is σ = 40456359216. Its totient is φ = 3552861312.
The previous prime is 13330245419. The next prime is 13330245463. The reversal of 13330245420 is 2454203331.
13330245420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
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 in 23 ways as a sum of consecutive naturals, for example, 342054 + ... + 379026.
It is an arithmetic number, because the mean of its divisors is an integer number (561893878).
Almost surely, 213330245420 is an apocalyptic number.
13330245420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13330245420 is an abundant number, since it is smaller than the sum of its proper divisors (27126113796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13330245420 is a wasteful number, since it uses less digits than its factorization.
13330245420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38991 (or 38986 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 27.
Adding to 13330245420 its reverse (2454203331), we get a palindrome (15784448751).
The spelling of 13330245420 in words is "thirteen billion, three hundred thirty million, two hundred forty-five thousand, four hundred twenty".
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