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8868105223 is a prime number
BaseRepresentation
bin10000100001001010…
…01000110000000111
3211220000220102101121
420100211020300013
5121130213331343
64023550134411
7432521436115
oct102045106007
924800812347
108868105223
1138408a578a
121875ab1407
13ab4350253
14601ac0ab5
1536d826aed
hex210948c07

8868105223 has 2 divisors, whose sum is σ = 8868105224. Its totient is φ = 8868105222.

The previous prime is 8868105221. The next prime is 8868105283. The reversal of 8868105223 is 3225018688.

8868105223 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8868105223 - 21 = 8868105221 is a prime.

Together with 8868105221, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 8868105223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8868105221) 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 as a sum of consecutive naturals, namely, 4434052611 + 4434052612.

It is an arithmetic number, because the mean of its divisors is an integer number (4434052612).

Almost surely, 28868105223 is an apocalyptic number.

8868105223 is a deficient number, since it is larger than the sum of its proper divisors (1).

8868105223 is an equidigital number, since it uses as much as digits as its factorization.

8868105223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 184320, while the sum is 43.

The square root of 8868105223 is about 94170.6176203597. The cubic root of 8868105223 is about 2069.8725852945.

The spelling of 8868105223 in words is "eight billion, eight hundred sixty-eight million, one hundred five thousand, two hundred twenty-three".