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330209 = 1122729
BaseRepresentation
bin1010000100111100001
3121202221222
41100213201
541031314
611024425
72543465
oct1204741
9552858
10330209
11206100
1213b115
13b73b9
14884a5
1567c8e
hex509e1

330209 has 6 divisors (see below), whose sum is σ = 363090. Its totient is φ = 300080.

The previous prime is 330203. The next prime is 330217. The reversal of 330209 is 902033.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 327184 + 3025 = 572^2 + 55^2 .

It is not a de Polignac number, because 330209 - 212 = 326113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (330203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1244 + ... + 1485.

It is an arithmetic number, because the mean of its divisors is an integer number (60515).

2330209 is an apocalyptic number.

It is an amenable number.

330209 is a deficient number, since it is larger than the sum of its proper divisors (32881).

330209 is a wasteful number, since it uses less digits than its factorization.

330209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2751 (or 2740 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 330209 is about 574.6381470108. The cubic root of 330209 is about 69.1188178926.

The spelling of 330209 in words is "three hundred thirty thousand, two hundred nine".

Divisors: 1 11 121 2729 30019 330209