Base | Representation |
---|---|
bin | 110010110001… |
… | …000100111011 |
3 | 221001010110000 |
4 | 302301010323 |
5 | 11401330334 |
6 | 1153124043 |
7 | 221055321 |
oct | 62610473 |
9 | 27033400 |
10 | 13308219 |
11 | 756a731 |
12 | 4559623 |
13 | 29ac5b2 |
14 | 1aa5d11 |
15 | 127d299 |
hex | cb113b |
13308219 has 10 divisors (see below), whose sum is σ = 19880300. Its totient is φ = 8872092.
The previous prime is 13308193. The next prime is 13308221. The reversal of 13308219 is 91280331.
13308219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13308219 - 27 = 13308091 is a prime.
It is a super-2 number, since 2×133082192 = 354217385903922, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13308192 and 13308201.
It is not an unprimeable number, because it can be changed into a prime (13308289) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 82069 + ... + 82230.
It is an arithmetic number, because the mean of its divisors is an integer number (1988030).
Almost surely, 213308219 is an apocalyptic number.
13308219 is a deficient number, since it is larger than the sum of its proper divisors (6572081).
13308219 is an equidigital number, since it uses as much as digits as its factorization.
13308219 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 164311 (or 164302 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 27.
The square root of 13308219 is about 3648.0431740866. The cubic root of 13308219 is about 236.9772450513.
The spelling of 13308219 in words is "thirteen million, three hundred eight thousand, two hundred nineteen".
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