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530470580 = 22526523529
BaseRepresentation
bin11111100111100…
…101011010110100
31100222011200211112
4133213211122310
52041300024310
6124345454152
716100632313
oct3747453264
91328150745
10530470580
11252489442
121297a1358
1385b93323
145064827a
1531886705
hex1f9e56b4

530470580 has 12 divisors (see below), whose sum is σ = 1113988260. Its totient is φ = 212188224.

The previous prime is 530470571. The next prime is 530470649. The reversal of 530470580 is 85074035.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 225060004 + 305410576 = 15002^2 + 17476^2 .

It is a congruent number.

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, 13261745 + ... + 13261784.

It is an arithmetic number, because the mean of its divisors is an integer number (92832355).

Almost surely, 2530470580 is an apocalyptic number.

It is an amenable number.

530470580 is an abundant number, since it is smaller than the sum of its proper divisors (583517680).

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

530470580 is a wasteful number, since it uses less digits than its factorization.

530470580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26523538 (or 26523536 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 530470580 is about 23031.9469433220. The cubic root of 530470580 is about 809.5066751676.

The spelling of 530470580 in words is "five hundred thirty million, four hundred seventy thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 26523529 53047058 106094116 132617645 265235290 530470580