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563125 = 541753
BaseRepresentation
bin10001001011110110101
31001121110111
42021132311
5121010000
620023021
74533523
oct2113665
91047414
10563125
113550a2
12231a71
13169414
14109313
15b1cba
hex897b5

563125 has 20 divisors (see below), whose sum is σ = 759132. Its totient is φ = 416000.

The previous prime is 563119. The next prime is 563131. The reversal of 563125 is 521365.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (563119) and next prime (563131).

It can be written as a sum of positive squares in 10 ways, for example, as 293764 + 269361 = 542^2 + 519^2 .

It is not a de Polignac number, because 563125 - 23 = 563117 is a prime.

It is a Duffinian number.

563125 is a Rhonda number in base 10.

Its product of digits (900) is a multiple of the sum of its prime divisors (75).

563125 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 563096 and 563105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10599 + ... + 10651.

2563125 is an apocalyptic number.

It is an amenable number.

563125 is a deficient number, since it is larger than the sum of its proper divisors (196007).

563125 is an equidigital number, since it uses as much as digits as its factorization.

563125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90 (or 75 counting only the distinct ones).

The product of its digits is 900, while the sum is 22.

The square root of 563125 is about 750.4165509902. The cubic root of 563125 is about 82.5787433063.

The spelling of 563125 in words is "five hundred sixty-three thousand, one hundred twenty-five".

Divisors: 1 5 17 25 53 85 125 265 425 625 901 1325 2125 4505 6625 10625 22525 33125 112625 563125