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8108069 = 37419523
BaseRepresentation
bin11110111011100000100101
3120020221011212
4132323200211
54033424234
6445441205
7125626454
oct36734045
916227155
108108069
114638792
122870205
1318ab698
141110b9b
15aa25ce
hex7bb825

8108069 has 8 divisors (see below), whose sum is σ = 8363040. Its totient is φ = 7855056.

The previous prime is 8108047. The next prime is 8108083. The reversal of 8108069 is 9608018.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8108069 - 216 = 8042533 is a prime.

It is a super-2 number, since 2×81080692 = 131481565817522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8108869) by changing a digit.

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, 15242 + ... + 15764.

It is an arithmetic number, because the mean of its divisors is an integer number (1045380).

Almost surely, 28108069 is an apocalyptic number.

It is an amenable number.

8108069 is a deficient number, since it is larger than the sum of its proper divisors (254971).

8108069 is a wasteful number, since it uses less digits than its factorization.

8108069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979.

The product of its (nonzero) digits is 3456, while the sum is 32.

The square root of 8108069 is about 2847.4671200911. The cubic root of 8108069 is about 200.8965499852.

The spelling of 8108069 in words is "eight million, one hundred eight thousand, sixty-nine".

Divisors: 1 37 419 523 15503 19351 219137 8108069