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530625 = 354283
BaseRepresentation
bin10000001100011000001
3222221212210
42001203001
5113440000
615212333
74340004
oct2014301
9887783
10530625
11332737
122170a9
131576a4
14db53b
15a7350
hex818c1

530625 has 20 divisors (see below), whose sum is σ = 887216. Its totient is φ = 282000.

The previous prime is 530609. The next prime is 530641. The reversal of 530625 is 526035.

It is an interprime number because it is at equal distance from previous prime (530609) and next prime (530641).

It is not a de Polignac number, because 530625 - 24 = 530609 is a prime.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 55 + 34 + 6 + 0 + 219 + 55 .

It is a Duffinian number.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 530625.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1734 + ... + 2016.

2530625 is an apocalyptic number.

It is an amenable number.

530625 is a deficient number, since it is larger than the sum of its proper divisors (356591).

530625 is an equidigital number, since it uses as much as digits as its factorization.

530625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306 (or 291 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 530625 is about 728.4401142167. The cubic root of 530625 is about 80.9585216685.

The spelling of 530625 in words is "five hundred thirty thousand, six hundred twenty-five".

Divisors: 1 3 5 15 25 75 125 283 375 625 849 1415 1875 4245 7075 21225 35375 106125 176875 530625