Base | Representation |
---|---|
bin | 110011000100… |
… | …000100100011 |
3 | 221012002011111 |
4 | 303010010203 |
5 | 11411323034 |
6 | 1154524151 |
7 | 221531203 |
oct | 63040443 |
9 | 27162144 |
10 | 13386019 |
11 | 7613129 |
12 | 4596657 |
13 | 2a08b2a |
14 | 1ac6403 |
15 | 1296364 |
hex | cc4123 |
13386019 has 2 divisors, whose sum is σ = 13386020. Its totient is φ = 13386018.
The previous prime is 13386007. The next prime is 13386047. The reversal of 13386019 is 91068331.
It is a weak prime.
It is an emirp because it is prime and its reverse (91068331) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 13386019 - 217 = 13254947 is a prime.
It is a super-2 number, since 2×133860192 = 358371009336722, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (13386059) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6693009 + 6693010.
It is an arithmetic number, because the mean of its divisors is an integer number (6693010).
Almost surely, 213386019 is an apocalyptic number.
13386019 is a deficient number, since it is larger than the sum of its proper divisors (1).
13386019 is an equidigital number, since it uses as much as digits as its factorization.
13386019 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3888, while the sum is 31.
The square root of 13386019 is about 3658.6908860957. The cubic root of 13386019 is about 237.4381386438.
The spelling of 13386019 in words is "thirteen million, three hundred eighty-six thousand, nineteen".
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