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528848825 = 5271401743
BaseRepresentation
bin11111100001011…
…001011110111001
31100212010022012112
4133201121132321
52040341130300
6124251022105
716051066211
oct3741313671
91325108175
10528848825
11251580a4a
1212913a935
13857460cb
1450345241
1531665e35
hex1f8597b9

528848825 has 24 divisors (see below), whose sum is σ = 667564416. Its totient is φ = 415520000.

The previous prime is 528848797. The next prime is 528848851.

528848825 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 528848825 - 28 = 528848569 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 711404 + ... + 712146.

It is an arithmetic number, because the mean of its divisors is an integer number (27815184).

Almost surely, 2528848825 is an apocalyptic number.

It is an amenable number.

528848825 is a deficient number, since it is larger than the sum of its proper divisors (138715591).

528848825 is a wasteful number, since it uses less digits than its factorization.

528848825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225 (or 1220 counting only the distinct ones).

The product of its digits is 1638400, while the sum is 50.

The square root of 528848825 is about 22996.7133521293. The cubic root of 528848825 is about 808.6808916229.

The spelling of 528848825 in words is "five hundred twenty-eight million, eight hundred forty-eight thousand, eight hundred twenty-five".

Divisors: 1 5 25 71 355 401 743 1775 2005 3715 10025 18575 28471 52753 142355 263765 297943 711775 1318825 1489715 7448575 21153953 105769765 528848825