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11286001 = 89173733
BaseRepresentation
bin101011000011…
…010111110001
3210020101111001
4223003113301
510342123001
61041522001
7164633536
oct53032761
923211431
1011286001
116409381
123943301
13245200c
1416dad8d
15ece001
hexac35f1

11286001 has 8 divisors (see below), whose sum is σ = 11494440. Its totient is φ = 11079552.

The previous prime is 11285993. The next prime is 11286007. The reversal of 11286001 is 10068211.

11286001 = 23752 + 23762.

It can be written as a sum of positive squares in 4 ways, for example, as 5645376 + 5640625 = 2376^2 + 2375^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11286001 - 23 = 11285993 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11286001.

It is not an unprimeable number, because it can be changed into a prime (11286007) 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 7 ways as a sum of consecutive naturals, for example, 15031 + ... + 15763.

It is an arithmetic number, because the mean of its divisors is an integer number (1436805).

Almost surely, 211286001 is an apocalyptic number.

11286001 is the 2376-th centered square number.

It is an amenable number.

11286001 is a deficient number, since it is larger than the sum of its proper divisors (208439).

11286001 is an equidigital number, since it uses as much as digits as its factorization.

11286001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 995.

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 11286001 is about 3359.4643918339. The cubic root of 11286001 is about 224.3089977161.

The spelling of 11286001 in words is "eleven million, two hundred eighty-six thousand, one".

Divisors: 1 89 173 733 15397 65237 126809 11286001