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530029 = 618689
BaseRepresentation
bin10000001011001101101
3222221001201
42001121231
5113430104
615205501
74335163
oct2013155
9887051
10530029
11332245
12216891
13157336
14db233
15a70a4
hex8166d

530029 has 4 divisors (see below), whose sum is σ = 538780. Its totient is φ = 521280.

The previous prime is 530027. The next prime is 530041. The reversal of 530029 is 920035.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 920035 = 5184007.

It can be written as a sum of positive squares in 2 ways, for example, as 227529 + 302500 = 477^2 + 550^2 .

It is a cyclic number.

It is not a de Polignac number, because 530029 - 21 = 530027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 529988 and 530015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4284 + ... + 4405.

It is an arithmetic number, because the mean of its divisors is an integer number (134695).

2530029 is an apocalyptic number.

It is an amenable number.

530029 is a deficient number, since it is larger than the sum of its proper divisors (8751).

530029 is an equidigital number, since it uses as much as digits as its factorization.

530029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8750.

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 530029 is about 728.0309059374. The cubic root of 530029 is about 80.9281993407.

It can be divided in two parts, 5300 and 29, that added together give a square (5329 = 732).

The spelling of 530029 in words is "five hundred thirty thousand, twenty-nine".

Divisors: 1 61 8689 530029