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8688104101 = 11376885877
BaseRepresentation
bin10000001011101100…
…11111001010100101
3211102111012102021101
420011312133022211
5120243123312401
63554040120101
7425204444365
oct100566371245
924374172241
108688104101
113759232226
121825766031
13a85c78a01
145c5c269a5
1535cb1d101
hex205d9f2a5

8688104101 has 4 divisors (see below), whose sum is σ = 8764990092. Its totient is φ = 8611218112.

The previous prime is 8688104053. The next prime is 8688104123. The reversal of 8688104101 is 1014018868.

8688104101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 932102+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 153115876 + 8534988225 = 12374^2 + 92385^2 .

It is a cyclic number.

It is not a de Polignac number, because 8688104101 - 215 = 8688071333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8688104501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38442826 + ... + 38443051.

It is an arithmetic number, because the mean of its divisors is an integer number (2191247523).

Almost surely, 28688104101 is an apocalyptic number.

It is an amenable number.

8688104101 is a deficient number, since it is larger than the sum of its proper divisors (76885991).

8688104101 is a wasteful number, since it uses less digits than its factorization.

8688104101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76885990.

The product of its (nonzero) digits is 12288, while the sum is 37.

The square root of 8688104101 is about 93210.0000053642. Note that the first 5 decimals coincide. The cubic root of 8688104101 is about 2055.7722780590.

The spelling of 8688104101 in words is "eight billion, six hundred eighty-eight million, one hundred four thousand, one hundred one".

Divisors: 1 113 76885877 8688104101