Base | Representation |
---|---|
bin | 110000110011… |
… | …001010101001 |
3 | 220001220222220 |
4 | 300303022221 |
5 | 11233324424 |
6 | 1134104253 |
7 | 213506613 |
oct | 60631251 |
9 | 26056886 |
10 | 12792489 |
11 | 7248206 |
12 | 434b089 |
13 | 285b928 |
14 | 19addb3 |
15 | 11ca579 |
hex | c332a9 |
12792489 has 8 divisors (see below), whose sum is σ = 17099040. Its totient is φ = 8507136.
The previous prime is 12792473. The next prime is 12792499. The reversal of 12792489 is 98429721.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12792489 - 24 = 12792473 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12792489.
It is not an unprimeable number, because it can be changed into a prime (12792419) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3832 + ... + 6345.
It is an arithmetic number, because the mean of its divisors is an integer number (2137380).
Almost surely, 212792489 is an apocalyptic number.
It is an amenable number.
12792489 is a deficient number, since it is larger than the sum of its proper divisors (4306551).
12792489 is a wasteful number, since it uses less digits than its factorization.
12792489 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10599.
The product of its digits is 72576, while the sum is 42.
The square root of 12792489 is about 3576.6589158040. The cubic root of 12792489 is about 233.8756553186.
The spelling of 12792489 in words is "twelve million, seven hundred ninety-two thousand, four hundred eighty-nine".
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