Base | Representation |
---|---|
bin | 10110100101010110… |
… | …00100111001011011 |
3 | 1011021222021110221221 |
4 | 23102223010321123 |
5 | 144312324122303 |
6 | 5323032512511 |
7 | 606312025666 |
oct | 132253047133 |
9 | 34258243857 |
10 | 12124442203 |
11 | 5161a27975 |
12 | 242454b737 |
13 | 11b2b85673 |
14 | 8303726dd |
15 | 4ae6524bd |
hex | 2d2ac4e5b |
12124442203 has 16 divisors (see below), whose sum is σ = 13399246080. Its totient is φ = 10919440224.
The previous prime is 12124442191. The next prime is 12124442227. The reversal of 12124442203 is 30224442121.
It is a cyclic number.
It is not a de Polignac number, because 12124442203 - 25 = 12124442171 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12124442263) 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, 13876 + ... + 156337.
It is an arithmetic number, because the mean of its divisors is an integer number (837452880).
Almost surely, 212124442203 is an apocalyptic number.
12124442203 is a deficient number, since it is larger than the sum of its proper divisors (1274803877).
12124442203 is a wasteful number, since it uses less digits than its factorization.
12124442203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 170418.
The product of its (nonzero) digits is 3072, while the sum is 25.
Adding to 12124442203 its reverse (30224442121), we get a palindrome (42348884324).
The spelling of 12124442203 in words is "twelve billion, one hundred twenty-four million, four hundred forty-two thousand, two hundred three".
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