Search a number
-
+
530695 = 5119649
BaseRepresentation
bin10000001100100000111
3222221222101
42001210013
5113440240
615212531
74340134
oct2014407
9887871
10530695
113327a0
12217147
13157729
14db58b
15a739a
hex81907

530695 has 8 divisors (see below), whose sum is σ = 694800. Its totient is φ = 385920.

The previous prime is 530693. The next prime is 530701. The reversal of 530695 is 596035.

It is a happy number.

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

It is not a de Polignac number, because 530695 - 21 = 530693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530693) 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, 4770 + ... + 4879.

It is an arithmetic number, because the mean of its divisors is an integer number (86850).

2530695 is an apocalyptic number.

530695 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

530695 is a deficient number, since it is larger than the sum of its proper divisors (164105).

530695 is a wasteful number, since it uses less digits than its factorization.

530695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9665.

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 530695 is about 728.4881605078. The cubic root of 530695 is about 80.9620815255.

It can be divided in two parts, 530 and 695, that added together give a triangular number (1225 = T49).

The spelling of 530695 in words is "five hundred thirty thousand, six hundred ninety-five".

Divisors: 1 5 11 55 9649 48245 106139 530695