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10866241 = 22694789
BaseRepresentation
bin101001011100…
…111001000001
3202110001200101
4221130321001
510240204431
61024522401
7161235001
oct51347101
922401611
1010866241
116151a71
123780401
132335c39
14162c001
15e49961
hexa5ce41

10866241 has 4 divisors (see below), whose sum is σ = 10873300. Its totient is φ = 10859184.

The previous prime is 10866227. The next prime is 10866253. The reversal of 10866241 is 14266801.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 600625 + 10265616 = 775^2 + 3204^2 .

It is a cyclic number.

It is not a de Polignac number, because 10866241 - 25 = 10866209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10866211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126 + ... + 4663.

It is an arithmetic number, because the mean of its divisors is an integer number (2718325).

Almost surely, 210866241 is an apocalyptic number.

It is an amenable number.

10866241 is a deficient number, since it is larger than the sum of its proper divisors (7059).

10866241 is an equidigital number, since it uses as much as digits as its factorization.

10866241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7058.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 10866241 is about 3296.3981858993. The cubic root of 10866241 is about 221.4928838116.

The spelling of 10866241 in words is "ten million, eight hundred sixty-six thousand, two hundred forty-one".

Divisors: 1 2269 4789 10866241