Base | Representation |
---|---|
bin | 110001100011… |
… | …001010001011 |
3 | 220102220122120 |
4 | 301203022023 |
5 | 11311122232 |
6 | 1142222323 |
7 | 215256000 |
oct | 61431213 |
9 | 26386576 |
10 | 12989067 |
11 | 7371973 |
12 | 44249a3 |
13 | 28ca250 |
14 | 1a218a7 |
15 | 121892c |
hex | c6328b |
12989067 has 32 divisors (see below), whose sum is σ = 21772800. Its totient is φ = 6844320.
The previous prime is 12989063. The next prime is 12989069. The reversal of 12989067 is 76098921.
It is not a de Polignac number, because 12989067 - 22 = 12989063 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12989063) 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 31 ways as a sum of consecutive naturals, for example, 12892 + ... + 13862.
It is an arithmetic number, because the mean of its divisors is an integer number (680400).
Almost surely, 212989067 is an apocalyptic number.
12989067 is a deficient number, since it is larger than the sum of its proper divisors (8783733).
12989067 is an equidigital number, since it uses as much as digits as its factorization.
12989067 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1008 (or 994 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 42.
The square root of 12989067 is about 3604.0348222513. The cubic root of 12989067 is about 235.0675345360.
The spelling of 12989067 in words is "twelve million, nine hundred eighty-nine thousand, sixty-seven".
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