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115872006757 = 13107113737179
BaseRepresentation
bin110101111101010000…
…0101000001001100101
3102002002022121211022211
41223322200220021211
53344301213204012
6125121511123421
711241262543453
oct1537240501145
9362068554284
10115872006757
11451607aa761
121a559373571
13ac07c00710
145872dd59d3
15303289b6a7
hex1afa828265

115872006757 has 16 divisors (see below), whose sum is σ = 127066242240. Its totient is φ = 105021326592.

The previous prime is 115872006707. The next prime is 115872006769. The reversal of 115872006757 is 757600278511.

It is a de Polignac number, because none of the positive numbers 2k-115872006757 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 115872006757.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115872006707) 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 15 ways as a sum of consecutive naturals, for example, 211407 + ... + 525772.

It is an arithmetic number, because the mean of its divisors is an integer number (7941640140).

Almost surely, 2115872006757 is an apocalyptic number.

It is an amenable number.

115872006757 is a deficient number, since it is larger than the sum of its proper divisors (11194235483).

115872006757 is a wasteful number, since it uses less digits than its factorization.

115872006757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737412.

The product of its (nonzero) digits is 823200, while the sum is 49.

The spelling of 115872006757 in words is "one hundred fifteen billion, eight hundred seventy-two million, six thousand, seven hundred fifty-seven".

Divisors: 1 13 107 113 1391 1469 12091 157183 737179 9583327 78878153 83301227 1025415989 1082915951 8913231289 115872006757