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115948240827 = 338649413609
BaseRepresentation
bin110101111111100001…
…1011011111110111011
3102002021122001220210220
41223333003123332323
53344430222201302
6125133233111123
711243206533306
oct1537703337673
9362248056726
10115948240827
114519a839521
121a57a9b84a3
13ac1a942933
14587d19bb3d
1530394094bc
hex1aff0dbfbb

115948240827 has 4 divisors (see below), whose sum is σ = 154597654440. Its totient is φ = 77298827216.

The previous prime is 115948240817. The next prime is 115948240841. The reversal of 115948240827 is 728042849511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 115948240827 - 26 = 115948240763 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115948240827.

It is not an unprimeable number, because it can be changed into a prime (115948240817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19324706802 + ... + 19324706807.

It is an arithmetic number, because the mean of its divisors is an integer number (38649413610).

Almost surely, 2115948240827 is an apocalyptic number.

115948240827 is a deficient number, since it is larger than the sum of its proper divisors (38649413613).

115948240827 is an equidigital number, since it uses as much as digits as its factorization.

115948240827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38649413612.

The product of its (nonzero) digits is 1290240, while the sum is 51.

The spelling of 115948240827 in words is "one hundred fifteen billion, nine hundred forty-eight million, two hundred forty thousand, eight hundred twenty-seven".

Divisors: 1 3 38649413609 115948240827