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330385 = 5116007
BaseRepresentation
bin1010000101010010001
3121210012111
41100222101
541033020
611025321
72544136
oct1205221
9553174
10330385
11206250
1213b241
13b74c3
148858d
1567d5a
hex50a91

330385 has 8 divisors (see below), whose sum is σ = 432576. Its totient is φ = 240240.

The previous prime is 330383. The next prime is 330389. The reversal of 330385 is 583033.

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

It is not a de Polignac number, because 330385 - 21 = 330383 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (330383) 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, 2949 + ... + 3058.

It is an arithmetic number, because the mean of its divisors is an integer number (54072).

2330385 is an apocalyptic number.

It is an amenable number.

330385 is a deficient number, since it is larger than the sum of its proper divisors (102191).

330385 is a wasteful number, since it uses less digits than its factorization.

330385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6023.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 330385 is about 574.7912664611. The cubic root of 330385 is about 69.1310957240.

The spelling of 330385 in words is "three hundred thirty thousand, three hundred eighty-five".

Divisors: 1 5 11 55 6007 30035 66077 330385