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528201 = 346521
BaseRepresentation
bin10000000111101001001
3222211120000
42000331021
5113400301
615153213
74326642
oct2007511
9884500
10528201
11330933
12215809
1315655b
14da6c9
15a6786
hex80f49

528201 has 10 divisors (see below), whose sum is σ = 789162. Its totient is φ = 352080.

The previous prime is 528197. The next prime is 528217. The reversal of 528201 is 102825.

It can be written as a sum of positive squares in only one way, i.e., 518400 + 9801 = 720^2 + 99^2 .

It is not a de Polignac number, because 528201 - 22 = 528197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (528001) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3180 + ... + 3341.

2528201 is an apocalyptic number.

It is an amenable number.

528201 is a deficient number, since it is larger than the sum of its proper divisors (260961).

528201 is an equidigital number, since it uses as much as digits as its factorization.

528201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6533 (or 6524 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 528201 is about 726.7743803960. The cubic root of 528201 is about 80.8350552886.

It can be divided in two parts, 528 and 201, that added together give a 6-th power (729 = 36).

The spelling of 528201 in words is "five hundred twenty-eight thousand, two hundred one".

Divisors: 1 3 9 27 81 6521 19563 58689 176067 528201