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530150625 = 32543072
BaseRepresentation
bin11111100110010…
…111010011100001
31100221120102221100
4133212113103201
52041204310000
6124334545013
716065130434
oct3746272341
91327512840
10530150625
11252290014
12129668169
1385ab07c4
14505a381b
1531821a00
hex1f9974e1

530150625 has 45 divisors (see below), whose sum is σ = 960037221. Its totient is φ = 281826000.

The previous prime is 530150557. The next prime is 530150633. The reversal of 530150625 is 526051035.

The square root of 530150625 is 23025.

It is a perfect power (a square), and thus also a powerful number.

530150625 is a `hidden beast` number, since 5 + 30 + 1 + 5 + 0 + 625 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 41563809 + 488586816 = 6447^2 + 22104^2 .

It is a tau number, because it is divible by the number of its divisors (45).

It is not a de Polignac number, because 530150625 - 27 = 530150497 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 1726722 + ... + 1727028.

Almost surely, 2530150625 is an apocalyptic number.

530150625 is the 23025-th square number.

530150625 is the 11513-rd centered octagonal number.

It is an amenable number.

530150625 is a deficient number, since it is larger than the sum of its proper divisors (429886596).

530150625 is an frugal number, since it uses more digits than its factorization.

530150625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640 (or 315 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The cubic root of 530150625 is about 809.3438902688.

The spelling of 530150625 in words is "five hundred thirty million, one hundred fifty thousand, six hundred twenty-five".

Divisors: 1 3 5 9 15 25 45 75 125 225 307 375 625 921 1125 1535 1875 2763 4605 5625 7675 13815 23025 38375 69075 94249 115125 191875 282747 345375 471245 575625 848241 1413735 1726875 2356225 4241205 7068675 11781125 21206025 35343375 58905625 106030125 176716875 530150625