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530612 = 221091217
BaseRepresentation
bin10000001100010110100
3222221212022
42001202310
5113434422
615212312
74336655
oct2014264
9887768
10530612
11332725
12217098
13157694
14db52c
15a7342
hex818b4

530612 has 12 divisors (see below), whose sum is σ = 937860. Its totient is φ = 262656.

The previous prime is 530609. The next prime is 530641. The reversal of 530612 is 216035.

It can be written as a sum of positive squares in 2 ways, for example, as 274576 + 256036 = 524^2 + 506^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 173 + ... + 1044.

It is an arithmetic number, because the mean of its divisors is an integer number (78155).

2530612 is an apocalyptic number.

It is an amenable number.

530612 is a deficient number, since it is larger than the sum of its proper divisors (407248).

530612 is a wasteful number, since it uses less digits than its factorization.

530612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1330 (or 1328 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 530612 is about 728.4311909851. The cubic root of 530612 is about 80.9578605178.

Adding to 530612 its reverse (216035), we get a palindrome (746647).

The spelling of 530612 in words is "five hundred thirty thousand, six hundred twelve".

Divisors: 1 2 4 109 218 436 1217 2434 4868 132653 265306 530612