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8195825 = 521129803
BaseRepresentation
bin11111010000111011110001
3120102101120002
4133100323301
54044231300
6451355345
7126443351
oct37207361
916371502
108195825
114698710
1228b2b55
13190c601
141134b61
15abd5d5
hex7d0ef1

8195825 has 12 divisors (see below), whose sum is σ = 11087088. Its totient is φ = 5960400.

The previous prime is 8195809. The next prime is 8195839. The reversal of 8195825 is 5285918.

It is not a de Polignac number, because 8195825 - 24 = 8195809 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14627 + ... + 15176.

It is an arithmetic number, because the mean of its divisors is an integer number (923924).

Almost surely, 28195825 is an apocalyptic number.

It is an amenable number.

8195825 is a deficient number, since it is larger than the sum of its proper divisors (2891263).

8195825 is a wasteful number, since it uses less digits than its factorization.

8195825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29824 (or 29819 counting only the distinct ones).

The product of its digits is 28800, while the sum is 38.

The square root of 8195825 is about 2862.8351332202. The cubic root of 8195825 is about 201.6187380883.

The spelling of 8195825 in words is "eight million, one hundred ninety-five thousand, eight hundred twenty-five".

Divisors: 1 5 11 25 55 275 29803 149015 327833 745075 1639165 8195825