Base | Representation |
---|---|
bin | 10111101111000011… |
… | …11010101100001100 |
3 | 1012220001211012202220 |
4 | 23313201322230030 |
5 | 202044124014332 |
6 | 5504242215340 |
7 | 630530665563 |
oct | 136741725414 |
9 | 35801735686 |
10 | 12742798092 |
11 | 5449a828a2 |
12 | 2577654550 |
13 | 128100a21b |
14 | 88c536bda |
15 | 4e8a98d2c |
hex | 2f787ab0c |
12742798092 has 12 divisors (see below), whose sum is σ = 29733195576. Its totient is φ = 4247599360.
The previous prime is 12742798091. The next prime is 12742798129. The reversal of 12742798092 is 29089724721.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (12742798091) 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, 530949909 + ... + 530949932.
It is an arithmetic number, because the mean of its divisors is an integer number (2477766298).
Almost surely, 212742798092 is an apocalyptic number.
12742798092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12742798092 is an abundant number, since it is smaller than the sum of its proper divisors (16990397484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12742798092 is a wasteful number, since it uses less digits than its factorization.
12742798092 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1061899848 (or 1061899846 counting only the distinct ones).
The product of its (nonzero) digits is 1016064, while the sum is 51.
The spelling of 12742798092 in words is "twelve billion, seven hundred forty-two million, seven hundred ninety-eight thousand, ninety-two".
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