Base | Representation |
---|---|
bin | 110011000010… |
… | …100011001111 |
3 | 221011202121211 |
4 | 303002203033 |
5 | 11411123131 |
6 | 1154435251 |
7 | 221504065 |
oct | 63024317 |
9 | 27152554 |
10 | 13379791 |
11 | 7609487 |
12 | 4592b27 |
13 | 2a06049 |
14 | 1ac4035 |
15 | 12945b1 |
hex | cc28cf |
13379791 has 4 divisors (see below), whose sum is σ = 13429800. Its totient is φ = 13329784.
The previous prime is 13379789. The next prime is 13379809. The reversal of 13379791 is 19797331.
It is a happy number.
13379791 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 13379791 - 21 = 13379789 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13379711) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24601 + ... + 25138.
It is an arithmetic number, because the mean of its divisors is an integer number (3357450).
Almost surely, 213379791 is an apocalyptic number.
13379791 is a deficient number, since it is larger than the sum of its proper divisors (50009).
13379791 is an equidigital number, since it uses as much as digits as its factorization.
13379791 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50008.
The product of its digits is 35721, while the sum is 40.
The square root of 13379791 is about 3657.8396629705. The cubic root of 13379791 is about 237.4013093190.
The spelling of 13379791 in words is "thirteen million, three hundred seventy-nine thousand, seven hundred ninety-one".
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