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530715193 = 4197713249
BaseRepresentation
bin11111101000100…
…001001000111001
31100222122010101021
4133220201020321
52041330341233
6124355022441
716103001421
oct3750411071
91328563337
10530715193
112526361a8
1212989aa21
1385c4a778
14506ad481
15318d3e2d
hex1fa21239

530715193 has 8 divisors (see below), whose sum is σ = 544257000. Its totient is φ = 517201920.

The previous prime is 530715187. The next prime is 530715233. The reversal of 530715193 is 391517035.

It can be written as a sum of positive squares in 4 ways, for example, as 32398864 + 498316329 = 5692^2 + 22323^2 .

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 530715193 - 217 = 530584121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (530715173) 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, 33433 + ... + 46681.

It is an arithmetic number, because the mean of its divisors is an integer number (68032125).

Almost surely, 2530715193 is an apocalyptic number.

It is an amenable number.

530715193 is a deficient number, since it is larger than the sum of its proper divisors (13541807).

530715193 is a wasteful number, since it uses less digits than its factorization.

530715193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14267.

The product of its (nonzero) digits is 14175, while the sum is 34.

The square root of 530715193 is about 23037.2566292083. The cubic root of 530715193 is about 809.6310838436.

The spelling of 530715193 in words is "five hundred thirty million, seven hundred fifteen thousand, one hundred ninety-three".

Divisors: 1 41 977 13249 40057 543209 12944273 530715193