Base | Representation |
---|---|
bin | 110010101000… |
… | …001011110001 |
3 | 220222021110220 |
4 | 302220023301 |
5 | 11344144133 |
6 | 1152243253 |
7 | 220544163 |
oct | 62501361 |
9 | 26867426 |
10 | 13271793 |
11 | 7545327 |
12 | 4540529 |
13 | 2998b42 |
14 | 1a96933 |
15 | 12725b3 |
hex | ca82f1 |
13271793 has 4 divisors (see below), whose sum is σ = 17695728. Its totient is φ = 8847860.
The previous prime is 13271779. The next prime is 13271801. The reversal of 13271793 is 39717231.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 13271793 - 24 = 13271777 is a prime.
It is a super-2 number, since 2×132717932 = 352280978869698, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13271723) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2211963 + ... + 2211968.
It is an arithmetic number, because the mean of its divisors is an integer number (4423932).
Almost surely, 213271793 is an apocalyptic number.
It is an amenable number.
13271793 is a deficient number, since it is larger than the sum of its proper divisors (4423935).
13271793 is an equidigital number, since it uses as much as digits as its factorization.
13271793 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4423934.
The product of its digits is 7938, while the sum is 33.
The square root of 13271793 is about 3643.0472135288. The cubic root of 13271793 is about 236.7608369101.
The spelling of 13271793 in words is "thirteen million, two hundred seventy-one thousand, seven hundred ninety-three".
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