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116016161 = 791468559
BaseRepresentation
bin1101110101001…
…00010000100001
322002022020020212
412322210100201
5214200004121
615302343505
72606056352
oct672442041
9262266225
10116016161
115a540728
1232a2ab95
131b060821
141159dd29
15a2ba25b
hex6ea4421

116016161 has 4 divisors (see below), whose sum is σ = 117484800. Its totient is φ = 114547524.

The previous prime is 116016157. The next prime is 116016179. The reversal of 116016161 is 161610611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 116016161 - 22 = 116016157 is a prime.

It is a super-2 number, since 2×1160161612 = 26919499226355842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116016961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 734201 + ... + 734358.

It is an arithmetic number, because the mean of its divisors is an integer number (29371200).

Almost surely, 2116016161 is an apocalyptic number.

It is an amenable number.

116016161 is a deficient number, since it is larger than the sum of its proper divisors (1468639).

116016161 is an equidigital number, since it uses as much as digits as its factorization.

116016161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468638.

The product of its (nonzero) digits is 216, while the sum is 23.

The square root of 116016161 is about 10771.0798437297. The cubic root of 116016161 is about 487.7225436706.

Adding to 116016161 its reverse (161610611), we get a palindrome (277626772).

The spelling of 116016161 in words is "one hundred sixteen million, sixteen thousand, one hundred sixty-one".

Divisors: 1 79 1468559 116016161