Search a number
-
+
530807701 = 677922503
BaseRepresentation
bin11111101000110…
…111101110010101
31100222210211021111
4133220313232111
52041341321301
6124401015021
716103535214
oct3750675625
91328724244
10530807701
11252699756
12129924471
1385c808c8
14506d507b
1531901551
hex1fa37b95

530807701 has 4 divisors (see below), whose sum is σ = 538730272. Its totient is φ = 522885132.

The previous prime is 530807681. The next prime is 530807713. The reversal of 530807701 is 107708035.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 107708035 = 521541607.

It is a cyclic number.

It is not a de Polignac number, because 530807701 - 213 = 530799509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530807741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3961185 + ... + 3961318.

It is an arithmetic number, because the mean of its divisors is an integer number (134682568).

Almost surely, 2530807701 is an apocalyptic number.

It is an amenable number.

530807701 is a deficient number, since it is larger than the sum of its proper divisors (7922571).

530807701 is an equidigital number, since it uses as much as digits as its factorization.

530807701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7922570.

The product of its (nonzero) digits is 5880, while the sum is 31.

The square root of 530807701 is about 23039.2643328731. The cubic root of 530807701 is about 809.6781228845.

The spelling of 530807701 in words is "five hundred thirty million, eight hundred seven thousand, seven hundred one".

Divisors: 1 67 7922503 530807701