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16116245983 = 76920957407
BaseRepresentation
bin11110000001001101…
…00110010111011111
31112121011120010022101
433000212212113133
5231001224332413
611223111025531
71110242554615
oct170046462737
945534503271
1016116245983
116920223162
12315936b2a7
13169ab97536
14acc5916b5
15644d08edd
hex3c09a65df

16116245983 has 4 divisors (see below), whose sum is σ = 16137204160. Its totient is φ = 16095287808.

The previous prime is 16116245953. The next prime is 16116246001. The reversal of 16116245983 is 38954261161.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 38954261161 = 67581406883.

It is a cyclic number.

It is not a de Polignac number, because 16116245983 - 213 = 16116237791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16116245953) 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 3 ways as a sum of consecutive naturals, for example, 10477935 + ... + 10479472.

It is an arithmetic number, because the mean of its divisors is an integer number (4034301040).

Almost surely, 216116245983 is an apocalyptic number.

16116245983 is a deficient number, since it is larger than the sum of its proper divisors (20958177).

16116245983 is an equidigital number, since it uses as much as digits as its factorization.

16116245983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20958176.

The product of its digits is 311040, while the sum is 46.

The spelling of 16116245983 in words is "sixteen billion, one hundred sixteen million, two hundred forty-five thousand, nine hundred eighty-three".

Divisors: 1 769 20957407 16116245983