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10816439279 is a prime number
BaseRepresentation
bin10100001001011010…
…11100001111101111
31000220211001001021012
422010231130033233
5134123002024104
64545145455435
7532020134252
oct120455341757
930824031235
1010816439279
114650663a18
12211a4a157b
131034ba7b39
1474876b099
154348d0d6e
hex284b5c3ef

10816439279 has 2 divisors, whose sum is σ = 10816439280. Its totient is φ = 10816439278.

The previous prime is 10816439243. The next prime is 10816439281. The reversal of 10816439279 is 97293461801.

It is a strong prime.

It is an emirp because it is prime and its reverse (97293461801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10816439279 - 212 = 10816435183 is a prime.

It is a Sophie Germain prime.

Together with 10816439281, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10816439239) 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, 5408219639 + 5408219640.

It is an arithmetic number, because the mean of its divisors is an integer number (5408219640).

Almost surely, 210816439279 is an apocalyptic number.

10816439279 is a deficient number, since it is larger than the sum of its proper divisors (1).

10816439279 is an equidigital number, since it uses as much as digits as its factorization.

10816439279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 50.

The spelling of 10816439279 in words is "ten billion, eight hundred sixteen million, four hundred thirty-nine thousand, two hundred seventy-nine".