Base | Representation |
---|---|
bin | 110001111010… |
… | …000000111111 |
3 | 220121200001222 |
4 | 301322000333 |
5 | 11322121222 |
6 | 1144223555 |
7 | 216125642 |
oct | 61720077 |
9 | 26550058 |
10 | 13082687 |
11 | 7426242 |
12 | 446abbb |
13 | 2930a47 |
14 | 1a47a59 |
15 | 1236542 |
hex | c7a03f |
13082687 has 2 divisors, whose sum is σ = 13082688. Its totient is φ = 13082686.
The previous prime is 13082669. The next prime is 13082711. The reversal of 13082687 is 78628031.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 13082687 - 26 = 13082623 is a prime.
It is a Chen prime.
It is a plaindrome in base 12.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13082617) by changing a digit.
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 as a sum of consecutive naturals, namely, 6541343 + 6541344.
It is an arithmetic number, because the mean of its divisors is an integer number (6541344).
Almost surely, 213082687 is an apocalyptic number.
13082687 is a deficient number, since it is larger than the sum of its proper divisors (1).
13082687 is an equidigital number, since it uses as much as digits as its factorization.
13082687 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 16128, while the sum is 35.
The square root of 13082687 is about 3616.9997235278. Note that the first 3 decimals coincide. The cubic root of 13082687 is about 235.6309406857.
The spelling of 13082687 in words is "thirteen million, eighty-two thousand, six hundred eighty-seven".
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