Base | Representation |
---|---|
bin | 110001111010… |
… | …000010010011 |
3 | 220121200012002 |
4 | 301322002103 |
5 | 11322122041 |
6 | 1144224215 |
7 | 216126122 |
oct | 61720223 |
9 | 26550162 |
10 | 13082771 |
11 | 7426309 |
12 | 446b06b |
13 | 2930ab0 |
14 | 1a47ab9 |
15 | 123659b |
hex | c7a093 |
13082771 has 4 divisors (see below), whose sum is σ = 14089152. Its totient is φ = 12076392.
The previous prime is 13082767. The next prime is 13082777. The reversal of 13082771 is 17728031.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17728031 = 41 ⋅432391.
It is a cyclic number.
It is not a de Polignac number, because 13082771 - 22 = 13082767 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13082777) 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, 503171 + ... + 503196.
It is an arithmetic number, because the mean of its divisors is an integer number (3522288).
Almost surely, 213082771 is an apocalyptic number.
13082771 is a deficient number, since it is larger than the sum of its proper divisors (1006381).
13082771 is a wasteful number, since it uses less digits than its factorization.
13082771 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1006380.
The product of its (nonzero) digits is 2352, while the sum is 29.
The square root of 13082771 is about 3617.0113353430. The cubic root of 13082771 is about 235.6314449897.
The spelling of 13082771 in words is "thirteen million, eighty-two thousand, seven hundred seventy-one".
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