Base | Representation |
---|---|
bin | 10110010111111100… |
… | …01110111111110000 |
3 | 1011000010202000220002 |
4 | 23023332032333300 |
5 | 144100034230132 |
6 | 5303535205132 |
7 | 603445342346 |
oct | 131376167760 |
9 | 34003660802 |
10 | 12012023792 |
11 | 510452429a |
12 | 23b29767a8 |
13 | 11957b45b2 |
14 | 81d46b996 |
15 | 4a4848262 |
hex | 2cbf8eff0 |
12012023792 has 20 divisors (see below), whose sum is σ = 24285179280. Its totient is φ = 5744880768.
The previous prime is 12012023791. The next prime is 12012023797. The reversal of 12012023792 is 29732021021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12012023791) 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, 16320317 + ... + 16321052.
It is an arithmetic number, because the mean of its divisors is an integer number (1214258964).
Almost surely, 212012023792 is an apocalyptic number.
It is an amenable number.
12012023792 is an abundant number, since it is smaller than the sum of its proper divisors (12273155488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12012023792 is a wasteful number, since it uses less digits than its factorization.
12012023792 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32641400 (or 32641394 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 29.
The spelling of 12012023792 in words is "twelve billion, twelve million, twenty-three thousand, seven hundred ninety-two".
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