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115272600681 = 375489171461
BaseRepresentation
bin110101101011011001…
…0000100110001101001
3102000112112201211202210
41223112302010301221
53342034241210211
6124542215515333
711220363640050
oct1532662046151
9360475654683
10115272600681
1144983418037
121a410688b49
13ab40982274
145817565397
152ee9e499a6
hex1ad6c84c69

115272600681 has 8 divisors (see below), whose sum is σ = 175653486784. Its totient is φ = 65870057520.

The previous prime is 115272600649. The next prime is 115272600691. The reversal of 115272600681 is 186006272511.

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

It is not a de Polignac number, because 115272600681 - 25 = 115272600649 is a prime.

It is a super-2 number, since 2×1152726006812 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115272600691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2744585710 + ... + 2744585751.

It is an arithmetic number, because the mean of its divisors is an integer number (21956685848).

Almost surely, 2115272600681 is an apocalyptic number.

It is an amenable number.

115272600681 is a deficient number, since it is larger than the sum of its proper divisors (60380886103).

115272600681 is an equidigital number, since it uses as much as digits as its factorization.

115272600681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5489171471.

The product of its (nonzero) digits is 40320, while the sum is 39.

The spelling of 115272600681 in words is "one hundred fifteen billion, two hundred seventy-two million, six hundred thousand, six hundred eighty-one".

Divisors: 1 3 7 21 5489171461 16467514383 38424200227 115272600681