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530936185 = 5139678447
BaseRepresentation
bin11111101001010…
…111000101111001
31101000001100112011
4133221113011321
52041404424220
6124403445521
716104611623
oct3751270571
91330040464
10530936185
1125277723a
121299868a1
1385cc7230
1450729c13
153192965a
hex1fa57179

530936185 has 16 divisors (see below), whose sum is σ = 686923776. Its totient is φ = 391624128.

The previous prime is 530936177. The next prime is 530936191. The reversal of 530936185 is 581639035.

It is a cyclic number.

It is not a de Polignac number, because 530936185 - 23 = 530936177 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58632 + ... + 67078.

It is an arithmetic number, because the mean of its divisors is an integer number (42932736).

Almost surely, 2530936185 is an apocalyptic number.

It is an amenable number.

530936185 is a deficient number, since it is larger than the sum of its proper divisors (155987591).

530936185 is a wasteful number, since it uses less digits than its factorization.

530936185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9432.

The product of its (nonzero) digits is 97200, while the sum is 40.

The square root of 530936185 is about 23042.0525344423. The cubic root of 530936185 is about 809.7434461589.

The spelling of 530936185 in words is "five hundred thirty million, nine hundred thirty-six thousand, one hundred eighty-five".

Divisors: 1 5 13 65 967 4835 8447 12571 42235 62855 109811 549055 8168249 40841245 106187237 530936185