Base | Representation |
---|---|
bin | 11000101010110101… |
… | …10001110111011111 |
3 | 1021012000101021110012 |
4 | 30111122301313133 |
5 | 204111011242143 |
6 | 10030114033435 |
7 | 646130132405 |
oct | 142532616737 |
9 | 37160337405 |
10 | 13244243423 |
11 | 5687037124 |
12 | 269757887b |
13 | 1330b7a138 |
14 | 8d8d87475 |
15 | 527aea418 |
hex | 3156b1ddf |
13244243423 has 16 divisors (see below), whose sum is σ = 13718433696. Its totient is φ = 12778214400.
The previous prime is 13244243399. The next prime is 13244243443. The reversal of 13244243423 is 32434244231.
It is a cyclic number.
It is not a de Polignac number, because 13244243423 - 216 = 13244177887 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 13244243423.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13244243443) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1981415 + ... + 1988087.
It is an arithmetic number, because the mean of its divisors is an integer number (857402106).
Almost surely, 213244243423 is an apocalyptic number.
13244243423 is a deficient number, since it is larger than the sum of its proper divisors (474190273).
13244243423 is a wasteful number, since it uses less digits than its factorization.
13244243423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7274.
The product of its digits is 55296, while the sum is 32.
Adding to 13244243423 its reverse (32434244231), we get a palindrome (45678487654).
The spelling of 13244243423 in words is "thirteen billion, two hundred forty-four million, two hundred forty-three thousand, four hundred twenty-three".
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