Base | Representation |
---|---|
bin | 110101000101… |
… | …1111100000001 |
3 | 1221101020000221 |
4 | 1222023330001 |
5 | 24111224121 |
6 | 2432343041 |
7 | 455413663 |
oct | 152137401 |
9 | 57336027 |
10 | 27836161 |
11 | 147927a1 |
12 | 93a4a81 |
13 | 59c8102 |
14 | 39a8533 |
15 | 269cb41 |
hex | 1a8bf01 |
27836161 has 2 divisors, whose sum is σ = 27836162. Its totient is φ = 27836160.
The previous prime is 27836153. The next prime is 27836213. The reversal of 27836161 is 16163872.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 22800625 + 5035536 = 4775^2 + 2244^2 .
It is a cyclic number.
It is not a de Polignac number, because 27836161 - 23 = 27836153 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is equal to p1731868 and since 27836161 and 1731868 have the same sum of digits, it is a Honaker prime.
It is not a weakly prime, because it can be changed into another prime (27836101) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13918080 + 13918081.
It is an arithmetic number, because the mean of its divisors is an integer number (13918081).
Almost surely, 227836161 is an apocalyptic number.
It is an amenable number.
27836161 is a deficient number, since it is larger than the sum of its proper divisors (1).
27836161 is an equidigital number, since it uses as much as digits as its factorization.
27836161 is an evil number, because the sum of its binary digits is even.
The product of its digits is 12096, while the sum is 34.
The square root of 27836161 is about 5275.9985784683. The cubic root of 27836161 is about 303.0654623707.
The spelling of 27836161 in words is "twenty-seven million, eight hundred thirty-six thousand, one hundred sixty-one".
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