Base | Representation |
---|---|
bin | 11000110011110000… |
… | …01010010110000000 |
3 | 1021101020011002020222 |
4 | 30121320022112000 |
5 | 204234134222340 |
6 | 10041345322212 |
7 | 651026045216 |
oct | 143170122600 |
9 | 37336132228 |
10 | 13319054720 |
11 | 5715293a44 |
12 | 26b8636368 |
13 | 134351188a |
14 | 904c9ccb6 |
15 | 52e4768b5 |
hex | 319e0a580 |
13319054720 has 128 divisors (see below), whose sum is σ = 33990969600. Its totient is φ = 4975810560.
The previous prime is 13319054717. The next prime is 13319054741. The reversal of 13319054720 is 2745091331.
It is a tau number, because it is divible by the number of its divisors (128).
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 855647 + ... + 871073.
It is an arithmetic number, because the mean of its divisors is an integer number (265554450).
Almost surely, 213319054720 is an apocalyptic number.
13319054720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13319054720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16995484800).
13319054720 is an abundant number, since it is smaller than the sum of its proper divisors (20671914880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13319054720 is a wasteful number, since it uses less digits than its factorization.
13319054720 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15536 (or 15524 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 35.
The spelling of 13319054720 in words is "thirteen billion, three hundred nineteen million, fifty-four thousand, seven hundred twenty".
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