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530235479 = 5328135603
BaseRepresentation
bin11111100110101…
…100000001010111
31100221201202100002
4133212230001113
52041220013404
6124340441515
716065633014
oct3746540127
91327652302
10530235479
11252338844
121296a929b
1385b10307
14505c670b
153183bc1e
hex1f9ac057

530235479 has 8 divisors (see below), whose sum is σ = 542177712. Its totient is φ = 518365120.

The previous prime is 530235473. The next prime is 530235499. The reversal of 530235479 is 974532035.

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

It is a cyclic number.

It is not a de Polignac number, because 530235479 - 224 = 513458263 is a prime.

It is a super-2 number, since 2×5302354792 = 562299326380718882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530235473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2909 + ... + 32694.

It is an arithmetic number, because the mean of its divisors is an integer number (67772214).

Almost surely, 2530235479 is an apocalyptic number.

530235479 is a deficient number, since it is larger than the sum of its proper divisors (11942233).

530235479 is a wasteful number, since it uses less digits than its factorization.

530235479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35937.

The product of its (nonzero) digits is 113400, while the sum is 38.

The square root of 530235479 is about 23026.8425755682. The cubic root of 530235479 is about 809.3870681881.

The spelling of 530235479 in words is "five hundred thirty million, two hundred thirty-five thousand, four hundred seventy-nine".

Divisors: 1 53 281 14893 35603 1886959 10004443 530235479