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528292 = 22172457
BaseRepresentation
bin10000000111110100100
3222211200101
42000332210
5113401132
615153444
74330132
oct2007644
9884611
10528292
11330a06
12215884
131565cb
14da752
15a67e7
hex80fa4

528292 has 18 divisors (see below), whose sum is σ = 984242. Its totient is φ = 248064.

The previous prime is 528289. The next prime is 528299. The reversal of 528292 is 292825.

It can be written as a sum of positive squares in 3 ways, for example, as 320356 + 207936 = 566^2 + 456^2 .

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 528292.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (528299) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 928 + ... + 1384.

2528292 is an apocalyptic number.

It is an amenable number.

528292 is a deficient number, since it is larger than the sum of its proper divisors (455950).

528292 is a wasteful number, since it uses less digits than its factorization.

528292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495 (or 476 counting only the distinct ones).

The product of its digits is 2880, while the sum is 28.

The square root of 528292 is about 726.8369830987. The cubic root of 528292 is about 80.8396971879.

It can be divided in two parts, 528 and 292, that added together give a triangular number (820 = T40).

The spelling of 528292 in words is "five hundred twenty-eight thousand, two hundred ninety-two".

Divisors: 1 2 4 17 34 68 289 457 578 914 1156 1828 7769 15538 31076 132073 264146 528292