Base | Representation |
---|---|
bin | 110000100111… |
… | …010110110101 |
3 | 212222110122100 |
4 | 300213112311 |
5 | 11230302432 |
6 | 1133052313 |
7 | 213215601 |
oct | 60472665 |
9 | 25873570 |
10 | 12744117 |
11 | 7214931 |
12 | 4327099 |
13 | 28428c9 |
14 | 199a501 |
15 | 11bb07c |
hex | c275b5 |
12744117 has 12 divisors (see below), whose sum is σ = 19377280. Its totient is φ = 8048808.
The previous prime is 12744103. The next prime is 12744143. The reversal of 12744117 is 71144721.
It is not a de Polignac number, because 12744117 - 214 = 12727733 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12744157) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37093 + ... + 37434.
Almost surely, 212744117 is an apocalyptic number.
It is an amenable number.
12744117 is a deficient number, since it is larger than the sum of its proper divisors (6633163).
12744117 is a wasteful number, since it uses less digits than its factorization.
12744117 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74552 (or 74549 counting only the distinct ones).
The product of its digits is 1568, while the sum is 27.
The square root of 12744117 is about 3569.8903344501. The cubic root of 12744117 is about 233.5804997659.
Adding to 12744117 its reverse (71144721), we get a palindrome (83888838).
It can be divided in two parts, 127 and 44117, that added together give a palindrome (44244).
The spelling of 12744117 in words is "twelve million, seven hundred forty-four thousand, one hundred seventeen".
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