Base | Representation |
---|---|
bin | 10111001000110100… |
… | …11001110101101111 |
3 | 1012001201022002210000 |
4 | 23210122121311233 |
5 | 200420021431143 |
6 | 5412343515343 |
7 | 616554531342 |
oct | 134432316557 |
9 | 35051262700 |
10 | 12422061423 |
11 | 52a4a25672 |
12 | 24a8158b53 |
13 | 122c72b905 |
14 | 85bac6459 |
15 | 4ca840bd3 |
hex | 2e4699d6f |
12422061423 has 20 divisors (see below), whose sum is σ = 18625428360. Its totient is φ = 8250574032.
The previous prime is 12422061403. The next prime is 12422061439. The reversal of 12422061423 is 32416022421.
12422061423 is a `hidden beast` number, since 1 + 2 + 4 + 2 + 20 + 614 + 23 = 666.
It is not a de Polignac number, because 12422061423 - 26 = 12422061359 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12422061403) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 263265 + ... + 306842.
It is an arithmetic number, because the mean of its divisors is an integer number (931271418).
Almost surely, 212422061423 is an apocalyptic number.
12422061423 is a deficient number, since it is larger than the sum of its proper divisors (6203366937).
12422061423 is an equidigital number, since it uses as much as digits as its factorization.
12422061423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 570388 (or 570379 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
Adding to 12422061423 its reverse (32416022421), we get a palindrome (44838083844).
The spelling of 12422061423 in words is "twelve billion, four hundred twenty-two million, sixty-one thousand, four hundred twenty-three".
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