Base | Representation |
---|---|
bin | 101110010010… |
… | …011101011110 |
3 | 211211111001020 |
4 | 232102131132 |
5 | 11101243423 |
6 | 1112025010 |
7 | 205065534 |
oct | 56223536 |
9 | 24744036 |
10 | 12134238 |
11 | 69386a6 |
12 | 4092166 |
13 | 268b12c |
14 | 187c154 |
15 | 10ea4e3 |
hex | b9275e |
12134238 has 16 divisors (see below), whose sum is σ = 25105680. Its totient is φ = 3905216.
The previous prime is 12134233. The next prime is 12134249. The reversal of 12134238 is 83243121.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12134233) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34695 + ... + 35042.
It is an arithmetic number, because the mean of its divisors is an integer number (1569105).
Almost surely, 212134238 is an apocalyptic number.
12134238 is an abundant number, since it is smaller than the sum of its proper divisors (12971442).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12134238 is a wasteful number, since it uses less digits than its factorization.
12134238 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69771.
The product of its digits is 1152, while the sum is 24.
The square root of 12134238 is about 3483.4233162221. The cubic root of 12134238 is about 229.7933746057.
Adding to 12134238 its reverse (83243121), we get a palindrome (95377359).
The spelling of 12134238 in words is "twelve million, one hundred thirty-four thousand, two hundred thirty-eight".
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