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86688286907 is a prime number
BaseRepresentation
bin101000010111100000…
…1100100100010111011
322021202110022020210212
41100233001210202323
52410014200140112
6103453554501335
76156134165225
oct1205701444273
9267673266725
1086688286907
1133845307022
121497389484b
13823699b731
1442a5153415
1523c5763522
hex142f0648bb

86688286907 has 2 divisors, whose sum is σ = 86688286908. Its totient is φ = 86688286906.

The previous prime is 86688286849. The next prime is 86688286921. The reversal of 86688286907 is 70968288668.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86688286907 - 26 = 86688286843 is a prime.

It is not a weakly prime, because it can be changed into another prime (86688286957) 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 as a sum of consecutive naturals, namely, 43344143453 + 43344143454.

It is an arithmetic number, because the mean of its divisors is an integer number (43344143454).

Almost surely, 286688286907 is an apocalyptic number.

86688286907 is a deficient number, since it is larger than the sum of its proper divisors (1).

86688286907 is an equidigital number, since it uses as much as digits as its factorization.

86688286907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 111476736, while the sum is 68.

The spelling of 86688286907 in words is "eighty-six billion, six hundred eighty-eight million, two hundred eighty-six thousand, nine hundred seven".