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8085108907 is a prime number
BaseRepresentation
bin1111000011110100…
…01111100010101011
3202212110120002101001
413201322033202223
5113024241441112
63414135535431
7404233202041
oct74172174253
922773502331
108085108907
113479918a97
12169782a577
139bb071a15
14569b00391
15324c0cc57
hex1e1e8f8ab

8085108907 has 2 divisors, whose sum is σ = 8085108908. Its totient is φ = 8085108906.

The previous prime is 8085108901. The next prime is 8085108937. The reversal of 8085108907 is 7098015808.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8085108907 - 211 = 8085106859 is a prime.

It is not a weakly prime, because it can be changed into another prime (8085108901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4042554453 + 4042554454.

It is an arithmetic number, because the mean of its divisors is an integer number (4042554454).

Almost surely, 28085108907 is an apocalyptic number.

8085108907 is a deficient number, since it is larger than the sum of its proper divisors (1).

8085108907 is an equidigital number, since it uses as much as digits as its factorization.

8085108907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 46.

The square root of 8085108907 is about 89917.2336485059. The cubic root of 8085108907 is about 2007.0674053902.

The spelling of 8085108907 in words is "eight billion, eighty-five million, one hundred eight thousand, nine hundred seven".