Base | Representation |
---|---|
bin | 110001111011… |
… | …100111000111 |
3 | 220122000001001 |
4 | 301323213013 |
5 | 11322323343 |
6 | 1144314131 |
7 | 216154000 |
oct | 61734707 |
9 | 26560031 |
10 | 13089223 |
11 | 7430144 |
12 | 4472947 |
13 | 2933a04 |
14 | 1a4a1a7 |
15 | 123844d |
hex | c7b9c7 |
13089223 has 16 divisors (see below), whose sum is σ = 15769600. Its totient is φ = 10848600.
The previous prime is 13089221. The next prime is 13089229. The reversal of 13089223 is 32298031.
It is not a de Polignac number, because 13089223 - 21 = 13089221 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13089191 and 13089200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13089221) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10018 + ... + 11248.
It is an arithmetic number, because the mean of its divisors is an integer number (985600).
Almost surely, 213089223 is an apocalyptic number.
13089223 is a deficient number, since it is larger than the sum of its proper divisors (2680377).
13089223 is an equidigital number, since it uses as much as digits as its factorization.
13089223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1283 (or 1269 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 28.
The square root of 13089223 is about 3617.9031219755. The cubic root of 13089223 is about 235.6701738959.
The spelling of 13089223 in words is "thirteen million, eighty-nine thousand, two hundred twenty-three".
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