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330913 = 1167449
BaseRepresentation
bin1010000110010100001
3121210221001
41100302201
541042123
611032001
72545522
oct1206241
9553831
10330913
11206690
1213b601
13b780b
1488849
15680ad
hex50ca1

330913 has 8 divisors (see below), whose sum is σ = 367200. Its totient is φ = 295680.

The previous prime is 330907. The next prime is 330917. The reversal of 330913 is 319033.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2k-330913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (330917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 513 + ... + 961.

It is an arithmetic number, because the mean of its divisors is an integer number (45900).

2330913 is an apocalyptic number.

It is an amenable number.

330913 is a deficient number, since it is larger than the sum of its proper divisors (36287).

330913 is a wasteful number, since it uses less digits than its factorization.

330913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527.

The product of its (nonzero) digits is 243, while the sum is 19.

The square root of 330913 is about 575.2503802693. The cubic root of 330913 is about 69.1679030762.

Adding to 330913 its reverse (319033), we get a palindrome (649946).

The spelling of 330913 in words is "three hundred thirty thousand, nine hundred thirteen".

Divisors: 1 11 67 449 737 4939 30083 330913