Base | Representation |
---|---|
bin | 110100101001… |
… | …1111001110001 |
3 | 1220221120012012 |
4 | 1221103321301 |
5 | 24031403031 |
6 | 2423412305 |
7 | 453436556 |
oct | 151237161 |
9 | 56846165 |
10 | 27606641 |
11 | 14646307 |
12 | 92b4095 |
13 | 59477ba |
14 | 3948a2d |
15 | 2654b2b |
hex | 1a53e71 |
27606641 has 2 divisors, whose sum is σ = 27606642. Its totient is φ = 27606640.
The previous prime is 27606619. The next prime is 27606659. The reversal of 27606641 is 14660672.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 20295025 + 7311616 = 4505^2 + 2704^2 .
It is a cyclic number.
It is not a de Polignac number, because 27606641 - 26 = 27606577 is a prime.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 27606598 and 27606607.
It is not a weakly prime, because it can be changed into another prime (27606611) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13803320 + 13803321.
It is an arithmetic number, because the mean of its divisors is an integer number (13803321).
Almost surely, 227606641 is an apocalyptic number.
It is an amenable number.
27606641 is a deficient number, since it is larger than the sum of its proper divisors (1).
27606641 is an equidigital number, since it uses as much as digits as its factorization.
27606641 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 12096, while the sum is 32.
The square root of 27606641 is about 5254.2022229830. The cubic root of 27606641 is about 302.2301981557.
The spelling of 27606641 in words is "twenty-seven million, six hundred six thousand, six hundred forty-one".
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