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8634125 = 5369073
BaseRepresentation
bin100000111011…
…111100001101
3121020122210102
4200323330031
54202243000
6505020445
7133250243
oct40737415
917218712
108634125
114967a45
122a84725
131a33c66
14120a793
15b583d5
hex83bf0d

8634125 has 8 divisors (see below), whose sum is σ = 10775544. Its totient is φ = 6907200.

The previous prime is 8634107. The next prime is 8634133. The reversal of 8634125 is 5214368.

It can be written as a sum of positive squares in 4 ways, for example, as 212521 + 8421604 = 461^2 + 2902^2 .

It is not a de Polignac number, because 8634125 - 28 = 8633869 is a prime.

It is a super-2 number, since 2×86341252 = 149096229031250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34412 + ... + 34661.

It is an arithmetic number, because the mean of its divisors is an integer number (1346943).

Almost surely, 28634125 is an apocalyptic number.

It is an amenable number.

8634125 is a deficient number, since it is larger than the sum of its proper divisors (2141419).

8634125 is an equidigital number, since it uses as much as digits as its factorization.

8634125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69088 (or 69078 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 8634125 is about 2938.3881636026. The cubic root of 8634125 is about 205.1505932929.

The spelling of 8634125 in words is "eight million, six hundred thirty-four thousand, one hundred twenty-five".

Divisors: 1 5 25 125 69073 345365 1726825 8634125