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530960 = 2456637
BaseRepresentation
bin10000001101000010000
3222222100012
42001220100
5113442320
615214052
74340663
oct2015020
9888305
10530960
11332a11
12217328
131578a1
14db6da
15a74c5
hex81a10

530960 has 20 divisors (see below), whose sum is σ = 1234668. Its totient is φ = 212352.

The previous prime is 530947. The next prime is 530969. The reversal of 530960 is 69035.

It can be written as a sum of positive squares in 2 ways, for example, as 73984 + 456976 = 272^2 + 676^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (530969) by changing a digit.

530960 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3239 + ... + 3398.

2530960 is an apocalyptic number.

It is an amenable number.

530960 is an abundant number, since it is smaller than the sum of its proper divisors (703708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

530960 is a wasteful number, since it uses less digits than its factorization.

530960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6650 (or 6644 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 530960 is about 728.6700213402. The cubic root of 530960 is about 80.9755552920.

Adding to 530960 its reverse (69035), we get a palindrome (599995).

The spelling of 530960 in words is "five hundred thirty thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 6637 13274 26548 33185 53096 66370 106192 132740 265480 530960