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530893085 = 51711535417
BaseRepresentation
bin11111101001001…
…100100100011101
31100222222011101212
4133221030210131
52041402034320
6124402514205
716104342152
oct3751144435
91328864355
10530893085
11252747918
12129965965
1385cb0728
1450718229
153191b9c5
hex1fa4c91d

530893085 has 16 divisors (see below), whose sum is σ = 675256176. Its totient is φ = 399310848.

The previous prime is 530893081. The next prime is 530893087. The reversal of 530893085 is 580398035.

It can be written as a sum of positive squares in 8 ways, for example, as 143641 + 530749444 = 379^2 + 23038^2 .

It is a cyclic number.

It is not a de Polignac number, because 530893085 - 22 = 530893081 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530893081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95297 + ... + 100713.

It is an arithmetic number, because the mean of its divisors is an integer number (42203511).

Almost surely, 2530893085 is an apocalyptic number.

It is an amenable number.

530893085 is a deficient number, since it is larger than the sum of its proper divisors (144363091).

530893085 is a wasteful number, since it uses less digits than its factorization.

530893085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6592.

The product of its (nonzero) digits is 129600, while the sum is 41.

The square root of 530893085 is about 23041.1172689173. The cubic root of 530893085 is about 809.7215346198.

The spelling of 530893085 in words is "five hundred thirty million, eight hundred ninety-three thousand, eighty-five".

Divisors: 1 5 17 85 1153 5417 5765 19601 27085 92089 98005 460445 6245801 31229005 106178617 530893085