Base | Representation |
---|---|
bin | 10111001001100011… |
… | …00010110110111001 |
3 | 1012002010201022002221 |
4 | 23210301202312321 |
5 | 200423100041143 |
6 | 5413121524041 |
7 | 616660225243 |
oct | 134461426671 |
9 | 35063638087 |
10 | 12428127673 |
11 | 52a83992a5 |
12 | 24aa1a3621 |
13 | 1230a73b00 |
14 | 85c825093 |
15 | 4cb13d2ed |
hex | 2e4c62db9 |
12428127673 has 12 divisors (see below), whose sum is σ = 13467394560. Its totient is φ = 11463834096.
The previous prime is 12428127641. The next prime is 12428127707. The reversal of 12428127673 is 37672182421.
It is not a de Polignac number, because 12428127673 - 25 = 12428127641 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12428127623) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 214648 + ... + 266326.
It is an arithmetic number, because the mean of its divisors is an integer number (1122282880).
Almost surely, 212428127673 is an apocalyptic number.
12428127673 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
12428127673 is a deficient number, since it is larger than the sum of its proper divisors (1039266887).
12428127673 is a wasteful number, since it uses less digits than its factorization.
12428127673 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53128 (or 53115 counting only the distinct ones).
The product of its digits is 225792, while the sum is 43.
The spelling of 12428127673 in words is "twelve billion, four hundred twenty-eight million, one hundred twenty-seven thousand, six hundred seventy-three".
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