Search a number
-
+
530260880 = 2456628261
BaseRepresentation
bin11111100110110…
…010001110010000
31100221210001011212
4133212302032100
52041221322010
6124341155252
716066100042
oct3746621620
91327701155
10530260880
11252355936
121296bbb28
1385b1ba46
14505d1a92
1531844505
hex1f9b2390

530260880 has 20 divisors (see below), whose sum is σ = 1232856732. Its totient is φ = 212104320.

The previous prime is 530260793. The next prime is 530260897. The reversal of 530260880 is 88062035.

It can be written as a sum of positive squares in 2 ways, for example, as 78783376 + 451477504 = 8876^2 + 21248^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3314051 + ... + 3314210.

Almost surely, 2530260880 is an apocalyptic number.

It is an amenable number.

530260880 is an abundant number, since it is smaller than the sum of its proper divisors (702595852).

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

530260880 is a wasteful number, since it uses less digits than its factorization.

530260880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6628274 (or 6628268 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 530260880 is about 23027.3941209161. The cubic root of 530260880 is about 809.3999925796.

The spelling of 530260880 in words is "five hundred thirty million, two hundred sixty thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 6628261 13256522 26513044 33141305 53026088 66282610 106052176 132565220 265130440 530260880