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8275025 = 521130091
BaseRepresentation
bin11111100100010001010001
3120120102012102
4133210101101
54104300100
6453210145
7130223303
oct37442121
916512172
108275025
114742170
122930955
131939685
141155973
15ad6cd5
hex7e4451

8275025 has 12 divisors (see below), whose sum is σ = 11194224. Its totient is φ = 6018000.

The previous prime is 8275019. The next prime is 8275027. The reversal of 8275025 is 5205728.

8275025 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8275025 - 214 = 8258641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8275027) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 14771 + ... + 15320.

It is an arithmetic number, because the mean of its divisors is an integer number (932852).

Almost surely, 28275025 is an apocalyptic number.

It is an amenable number.

8275025 is a deficient number, since it is larger than the sum of its proper divisors (2919199).

8275025 is a wasteful number, since it uses less digits than its factorization.

8275025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30112 (or 30107 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 8275025 is about 2876.6343180877. The cubic root of 8275025 is about 202.2661019357.

The spelling of 8275025 in words is "eight million, two hundred seventy-five thousand, twenty-five".

Divisors: 1 5 11 25 55 275 30091 150455 331001 752275 1655005 8275025