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26566201 is a prime number
BaseRepresentation
bin110010101010…
…1111000111001
31211222200222101
41211111320321
523300104301
62345223401
7441544324
oct145257071
954880871
1026566201
1113aa5642
128a91b61
13567205c
1437577bb
1524eb701
hex1955e39

26566201 has 2 divisors, whose sum is σ = 26566202. Its totient is φ = 26566200.

The previous prime is 26566181. The next prime is 26566207. The reversal of 26566201 is 10266562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24492601 + 2073600 = 4949^2 + 1440^2 .

It is a cyclic number.

It is not a de Polignac number, because 26566201 - 213 = 26558009 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26566201.

It is not a weakly prime, because it can be changed into another prime (26566207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13283100 + 13283101.

It is an arithmetic number, because the mean of its divisors is an integer number (13283101).

Almost surely, 226566201 is an apocalyptic number.

It is an amenable number.

26566201 is a deficient number, since it is larger than the sum of its proper divisors (1).

26566201 is an equidigital number, since it uses as much as digits as its factorization.

26566201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 26566201 is about 5154.2410692555. The cubic root of 26566201 is about 298.3846548482.

It can be divided in two parts, 265 and 66201, that added together give a palindrome (66466).

The spelling of 26566201 in words is "twenty-six million, five hundred sixty-six thousand, two hundred one".