Base | Representation |
---|---|
bin | 110001001100… |
… | …001000000100 |
3 | 220021010020101 |
4 | 301030020010 |
5 | 11300112344 |
6 | 1140213444 |
7 | 214413643 |
oct | 61141004 |
9 | 26233211 |
10 | 12894724 |
11 | 7307aa7 |
12 | 439a284 |
13 | 289631b |
14 | 19d935a |
15 | 11ea9d4 |
hex | c4c204 |
12894724 has 12 divisors (see below), whose sum is σ = 22710604. Its totient is φ = 6405984.
The previous prime is 12894709. The next prime is 12894731. The reversal of 12894724 is 42749821.
It can be written as a sum of positive squares in 2 ways, for example, as 6300100 + 6594624 = 2510^2 + 2568^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9639 + ... + 10894.
Almost surely, 212894724 is an apocalyptic number.
It is an amenable number.
12894724 is a deficient number, since it is larger than the sum of its proper divisors (9815880).
12894724 is a wasteful number, since it uses less digits than its factorization.
12894724 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20694 (or 20692 counting only the distinct ones).
The product of its digits is 32256, while the sum is 37.
The square root of 12894724 is about 3590.9224441639. The cubic root of 12894724 is about 234.4970320121.
The spelling of 12894724 in words is "twelve million, eight hundred ninety-four thousand, seven hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •