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117854751011 = 8291159312263
BaseRepresentation
bin110110111000010110…
…0001100100100100011
3102021012111111200010012
41231300230030210203
53412331304013021
6130050340155135
711341356566114
oct1556054144443
9367174450105
10117854751011
1145a88a30878
121aa11398aab
13b16291577a
1459c047c20b
1530eb9a135b
hex1b70b0c923

117854751011 has 8 divisors (see below), whose sum is σ = 118016717280. Its totient is φ = 117692834112.

The previous prime is 117854750977. The next prime is 117854751013. The reversal of 117854751011 is 110157458711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 117854751011 - 230 = 116781009187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 117854751011.

It is not an unprimeable number, because it can be changed into a prime (117854751013) 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 in 7 ways as a sum of consecutive naturals, for example, 9604466 + ... + 9616728.

It is an arithmetic number, because the mean of its divisors is an integer number (14752089660).

Almost surely, 2117854751011 is an apocalyptic number.

117854751011 is a deficient number, since it is larger than the sum of its proper divisors (161966269).

117854751011 is a wasteful number, since it uses less digits than its factorization.

117854751011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24685.

The product of its (nonzero) digits is 39200, while the sum is 41.

The spelling of 117854751011 in words is "one hundred seventeen billion, eight hundred fifty-four million, seven hundred fifty-one thousand, eleven".

Divisors: 1 829 11593 12263 9610597 10166027 142164959 117854751011