Base | Representation |
---|---|
bin | 110000111011… |
… | …000101000101 |
3 | 220010120110100 |
4 | 300323011011 |
5 | 11240344101 |
6 | 1134514313 |
7 | 214003245 |
oct | 60730505 |
9 | 26116410 |
10 | 12824901 |
11 | 726a5a1 |
12 | 4365999 |
13 | 28705cb |
14 | 19bbb25 |
15 | 11d4e86 |
hex | c3b145 |
12824901 has 6 divisors (see below), whose sum is σ = 18524870. Its totient is φ = 8549928.
The previous prime is 12824899. The next prime is 12824909. The reversal of 12824901 is 10942821.
It can be written as a sum of positive squares in only one way, i.e., 8820900 + 4004001 = 2970^2 + 2001^2 .
It is not a de Polignac number, because 12824901 - 21 = 12824899 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 (12824909) 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 5 ways as a sum of consecutive naturals, for example, 712486 + ... + 712503.
Almost surely, 212824901 is an apocalyptic number.
It is an amenable number.
12824901 is a deficient number, since it is larger than the sum of its proper divisors (5699969).
12824901 is a wasteful number, since it uses less digits than its factorization.
12824901 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1424995 (or 1424992 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 27.
The square root of 12824901 is about 3581.1870936883. The cubic root of 12824901 is about 234.0730103100.
The spelling of 12824901 in words is "twelve million, eight hundred twenty-four thousand, nine hundred one".
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