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11330331 = 310693533
BaseRepresentation
bin101011001110…
…001100011011
3210022122021220
4223032030123
510400032311
61042503123
7165210015
oct53161433
923278256
1011330331
116439711
123964aa3
13246924c
14170d1b5
15edc206
hexace31b

11330331 has 8 divisors (see below), whose sum is σ = 15125520. Its totient is φ = 7544352.

The previous prime is 11330317. The next prime is 11330357. The reversal of 11330331 is 13303311.

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

It is not a de Polignac number, because 11330331 - 25 = 11330299 is a prime.

It is a super-3 number, since 3×113303313 (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 11330331.

It is not an unprimeable number, because it can be changed into a prime (11337331) 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, 1441 + ... + 4973.

It is an arithmetic number, because the mean of its divisors is an integer number (1890690).

Almost surely, 211330331 is an apocalyptic number.

11330331 is a deficient number, since it is larger than the sum of its proper divisors (3795189).

11330331 is a wasteful number, since it uses less digits than its factorization.

11330331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4605.

The product of its (nonzero) digits is 81, while the sum is 15.

The square root of 11330331 is about 3366.0557036389. The cubic root of 11330331 is about 224.6022999262.

Adding to 11330331 its reverse (13303311), we get a palindrome (24633642).

The spelling of 11330331 in words is "eleven million, three hundred thirty thousand, three hundred thirty-one".

Divisors: 1 3 1069 3207 3533 10599 3776777 11330331