[go: up one dir, main page]

Search a number
-
+
530713 is a prime number
BaseRepresentation
bin10000001100100011001
3222222000001
42001210121
5113440323
615213001
74340161
oct2014431
9888001
10530713
11332807
12217161
13157741
14db5a1
15a73ad
hex81919

530713 has 2 divisors, whose sum is σ = 530714. Its totient is φ = 530712.

The previous prime is 530711. The next prime is 530731. The reversal of 530713 is 317035.

Together with next prime (530731) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 529984 + 729 = 728^2 + 27^2 .

It is a cyclic number.

It is not a de Polignac number, because 530713 - 21 = 530711 is a prime.

Together with 530711, it forms a pair of twin primes.

It is the 729-th Hogben number.

530713 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (530711) by changing a digit.

It is a nontrivial repunit in base 728.

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 as a sum of consecutive naturals, namely, 265356 + 265357.

It is an arithmetic number, because the mean of its divisors is an integer number (265357).

2530713 is an apocalyptic number.

It is an amenable number.

530713 is a deficient number, since it is larger than the sum of its proper divisors (1).

530713 is an equidigital number, since it uses as much as digits as its factorization.

530713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 315, while the sum is 19.

The square root of 530713 is about 728.5005147562. The cubic root of 530713 is about 80.9629968667.

Adding to 530713 its reverse (317035), we get a palindrome (847748).

The spelling of 530713 in words is "five hundred thirty thousand, seven hundred thirteen".