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11006965 = 52201393
BaseRepresentation
bin101001111111…
…001111110101
3202201012201101
4221333033311
510304210330
61031530101
7162362164
oct51771765
922635641
1011006965
116238772
123829931
132384cc8
1416673db
15e764ca
hexa7f3f5

11006965 has 4 divisors (see below), whose sum is σ = 13208364. Its totient is φ = 8805568.

The previous prime is 11006959. The next prime is 11006969. The reversal of 11006965 is 56960011.

11006965 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6584356 + 4422609 = 2566^2 + 2103^2 .

It is a cyclic number.

It is not a de Polignac number, because 11006965 - 219 = 10482677 is a prime.

It is a super-2 number, since 2×110069652 = 242306557022450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11006969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1100692 + ... + 1100701.

It is an arithmetic number, because the mean of its divisors is an integer number (3302091).

Almost surely, 211006965 is an apocalyptic number.

It is an amenable number.

11006965 is a deficient number, since it is larger than the sum of its proper divisors (2201399).

11006965 is an equidigital number, since it uses as much as digits as its factorization.

11006965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2201398.

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 11006965 is about 3317.6746374532. The cubic root of 11006965 is about 222.4449386119. Note that the first 3 decimals are identical.

Adding to 11006965 its reverse (56960011), we get a palindrome (67966976).

The spelling of 11006965 in words is "eleven million, six thousand, nine hundred sixty-five".

Divisors: 1 5 2201393 11006965