Base | Representation |
---|---|
bin | 110000100111… |
… | …011100101101 |
3 | 212222111011021 |
4 | 300213130231 |
5 | 11230310433 |
6 | 1133054141 |
7 | 213216646 |
oct | 60473455 |
9 | 25874137 |
10 | 12744493 |
11 | 7215143 |
12 | 4327351 |
13 | 2842b28 |
14 | 199a6cd |
15 | 11bb22d |
hex | c2772d |
12744493 has 8 divisors (see below), whose sum is σ = 12921440. Its totient is φ = 12569040.
The previous prime is 12744463. The next prime is 12744527. The reversal of 12744493 is 39444721.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12744493 - 221 = 10647341 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12744443) 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 7 ways as a sum of consecutive naturals, for example, 38338 + ... + 38668.
It is an arithmetic number, because the mean of its divisors is an integer number (1615180).
Almost surely, 212744493 is an apocalyptic number.
It is an amenable number.
12744493 is a deficient number, since it is larger than the sum of its proper divisors (176947).
12744493 is a wasteful number, since it uses less digits than its factorization.
12744493 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 747.
The product of its digits is 24192, while the sum is 34.
The square root of 12744493 is about 3569.9429967438. The cubic root of 12744493 is about 233.5827969149.
The spelling of 12744493 in words is "twelve million, seven hundred forty-four thousand, four hundred ninety-three".
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