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115039720463 = 712815766113
BaseRepresentation
bin110101100100011100…
…1101101010000001111
3101222221022112022011112
41223020321231100033
53341100132023323
6124503140242235
711211535330013
oct1531071552017
9358838468145
10115039720463
1144873a17748
121a3666a037b
13ab04655015
1457d4664543
152ed4798178
hex1ac8e6d40f

115039720463 has 8 divisors (see below), whose sum is σ = 117075178656. Its totient is φ = 113015795200.

The previous prime is 115039720429. The next prime is 115039720487. The reversal of 115039720463 is 364027930511.

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 115039720463 - 212 = 115039716367 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 115039720463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115039720163) 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 in 7 ways as a sum of consecutive naturals, for example, 2863106 + ... + 2903007.

It is an arithmetic number, because the mean of its divisors is an integer number (14634397332).

Almost surely, 2115039720463 is an apocalyptic number.

115039720463 is a deficient number, since it is larger than the sum of its proper divisors (2035458193).

115039720463 is an equidigital number, since it uses as much as digits as its factorization.

115039720463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5766465.

The product of its (nonzero) digits is 136080, while the sum is 41.

The spelling of 115039720463 in words is "one hundred fifteen billion, thirty-nine million, seven hundred twenty thousand, four hundred sixty-three".

Divisors: 1 71 281 19951 5766113 409394023 1620277753 115039720463