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8106061 = 12376553
BaseRepresentation
bin11110111011000001001101
3120020211102111
4132323001031
54033343221
6445424021
7125620555
oct36730115
916224374
108106061
114637227
12286b011
1318aa7b2
141110165
15aa1be1
hex7bb04d

8106061 has 4 divisors (see below), whose sum is σ = 8113852. Its totient is φ = 8098272.

The previous prime is 8106053. The next prime is 8106073. The reversal of 8106061 is 1606018.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 4473225 + 3632836 = 2115^2 + 1906^2 .

It is a cyclic number.

It is not a de Polignac number, because 8106061 - 23 = 8106053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8106001) 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 3 ways as a sum of consecutive naturals, for example, 2040 + ... + 4513.

It is an arithmetic number, because the mean of its divisors is an integer number (2028463).

Almost surely, 28106061 is an apocalyptic number.

It is an amenable number.

8106061 is a deficient number, since it is larger than the sum of its proper divisors (7791).

8106061 is a wasteful number, since it uses less digits than its factorization.

8106061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7790.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 8106061 is about 2847.1145041954. The cubic root of 8106061 is about 200.8799643026.

The spelling of 8106061 in words is "eight million, one hundred six thousand, sixty-one".

Divisors: 1 1237 6553 8106061