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115696897 = 731584889
BaseRepresentation
bin1101110010101…
…10010100000001
322001201000022021
412321112110001
5214104300042
615251441441
72603256511
oct671262401
9261630267
10115696897
115a342878
12328b6281
131ac7b404
1411519841
15a255867
hex6e56501

115696897 has 4 divisors (see below), whose sum is σ = 117281860. Its totient is φ = 114111936.

The previous prime is 115696859. The next prime is 115696901. The reversal of 115696897 is 798696511.

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

It can be written as a sum of positive squares in 2 ways, for example, as 69239041 + 46457856 = 8321^2 + 6816^2 .

It is a cyclic number.

It is not a de Polignac number, because 115696897 - 211 = 115694849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115696837) 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, 792372 + ... + 792517.

It is an arithmetic number, because the mean of its divisors is an integer number (29320465).

Almost surely, 2115696897 is an apocalyptic number.

It is an amenable number.

115696897 is a deficient number, since it is larger than the sum of its proper divisors (1584963).

115696897 is an equidigital number, since it uses as much as digits as its factorization.

115696897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584962.

The product of its digits is 816480, while the sum is 52.

The square root of 115696897 is about 10756.2492068564. The cubic root of 115696897 is about 487.2747459901.

The spelling of 115696897 in words is "one hundred fifteen million, six hundred ninety-six thousand, eight hundred ninety-seven".

Divisors: 1 73 1584889 115696897