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530130 = 23541431
BaseRepresentation
bin10000001011011010010
3222221012110
42001123102
5113431010
615210150
74335366
oct2013322
9887173
10530130
11332327
12216956
131573b3
14db2a6
15a7120
hex816d2

530130 has 32 divisors (see below), whose sum is σ = 1306368. Its totient is φ = 137600.

The previous prime is 530129. The next prime is 530137. The reversal of 530130 is 31035.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1015 + ... + 1445.

It is an arithmetic number, because the mean of its divisors is an integer number (40824).

2530130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 530130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (653184).

530130 is an abundant number, since it is smaller than the sum of its proper divisors (776238).

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

530130 is a wasteful number, since it uses less digits than its factorization.

530130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482.

The product of its (nonzero) digits is 45, while the sum is 12.

The square root of 530130 is about 728.1002678203. The cubic root of 530130 is about 80.9333394551.

Adding to 530130 its reverse (31035), we get a palindrome (561165).

It can be divided in two parts, 5 and 30130, that added together give a triangular number (30135 = T245).

The spelling of 530130 in words is "five hundred thirty thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 41 82 123 205 246 410 431 615 862 1230 1293 2155 2586 4310 6465 12930 17671 35342 53013 88355 106026 176710 265065 530130