Base | Representation |
---|---|
bin | 101111110100… |
… | …000111100011 |
3 | 212120210202020 |
4 | 233310013203 |
5 | 11202043433 |
6 | 1124352523 |
7 | 211352661 |
oct | 57640743 |
9 | 25523666 |
10 | 12534243 |
11 | 7091187 |
12 | 4245743 |
13 | 279b217 |
14 | 1943c31 |
15 | 1178cb3 |
hex | bf41e3 |
12534243 has 16 divisors (see below), whose sum is σ = 17781120. Its totient is φ = 7831296.
The previous prime is 12534239. The next prime is 12534251. The reversal of 12534243 is 34243521.
It is not a de Polignac number, because 12534243 - 22 = 12534239 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12534283) 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, 4396 + ... + 6662.
It is an arithmetic number, because the mean of its divisors is an integer number (1111320).
Almost surely, 212534243 is an apocalyptic number.
12534243 is a deficient number, since it is larger than the sum of its proper divisors (5246877).
12534243 is a wasteful number, since it uses less digits than its factorization.
12534243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2386.
The product of its digits is 2880, while the sum is 24.
The square root of 12534243 is about 3540.3732854037. The cubic root of 12534243 is about 232.2911710268.
Adding to 12534243 its reverse (34243521), we get a palindrome (46777764).
The spelling of 12534243 in words is "twelve million, five hundred thirty-four thousand, two hundred forty-three".
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