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966001 = 4123561
BaseRepresentation
bin11101011110101110001
31211002002211
43223311301
5221403001
632412121
711132221
oct3536561
91732084
10966001
115aa853
123a7041
1327a8ca
141b2081
15141351
hexebd71

966001 has 4 divisors (see below), whose sum is σ = 989604. Its totient is φ = 942400.

The previous prime is 965989. The next prime is 966011. The reversal of 966001 is 100669.

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 112225 + 853776 = 335^2 + 924^2 .

It is a cyclic number.

It is not a de Polignac number, because 966001 - 25 = 965969 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

966001 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (966011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11740 + ... + 11821.

It is an arithmetic number, because the mean of its divisors is an integer number (247401).

2966001 is an apocalyptic number.

It is an amenable number.

966001 is a deficient number, since it is larger than the sum of its proper divisors (23603).

966001 is a wasteful number, since it uses less digits than its factorization.

966001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23602.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 966001 is about 982.8534987474. The cubic root of 966001 is about 98.8536080757.

The spelling of 966001 in words is "nine hundred sixty-six thousand, one".

Divisors: 1 41 23561 966001