Search a number
-
+
8580909013 is a prime number
BaseRepresentation
bin1111111110111011…
…00100011111010101
3211011000111100020221
413333131210133111
5120033203042023
63535250354341
7422433344305
oct77735443725
924130440227
108580909013
113703776a46
1217b588b9b1
13a699b6271
145b58c1605
153534e685d
hex1ff7647d5

8580909013 has 2 divisors, whose sum is σ = 8580909014. Its totient is φ = 8580909012.

The previous prime is 8580909011. The next prime is 8580909017. The reversal of 8580909013 is 3109090858.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5582032369 + 2998876644 = 74713^2 + 54762^2 .

It is a cyclic number.

It is not a de Polignac number, because 8580909013 - 21 = 8580909011 is a prime.

Together with 8580909011, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8580909011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4290454506 + 4290454507.

It is an arithmetic number, because the mean of its divisors is an integer number (4290454507).

Almost surely, 28580909013 is an apocalyptic number.

It is an amenable number.

8580909013 is a deficient number, since it is larger than the sum of its proper divisors (1).

8580909013 is an equidigital number, since it uses as much as digits as its factorization.

8580909013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 43.

The square root of 8580909013 is about 92633.1960638302. The cubic root of 8580909013 is about 2047.2824600576.

The spelling of 8580909013 in words is "eight billion, five hundred eighty million, nine hundred nine thousand, thirteen".