Base | Representation |
---|---|
bin | 110010000011… |
… | …111001011011 |
3 | 220200201121002 |
4 | 302003321123 |
5 | 11324420123 |
6 | 1145135215 |
7 | 216354644 |
oct | 62037133 |
9 | 26621532 |
10 | 13123163 |
11 | 7453699 |
12 | 448a50b |
13 | 29462b1 |
14 | 1a586cb |
15 | 1243528 |
hex | c83e5b |
13123163 has 4 divisors (see below), whose sum is σ = 13151040. Its totient is φ = 13095288.
The previous prime is 13123147. The next prime is 13123169. The reversal of 13123163 is 36132131.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 13123163 - 24 = 13123147 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13123169) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13220 + ... + 14177.
It is an arithmetic number, because the mean of its divisors is an integer number (3287760).
Almost surely, 213123163 is an apocalyptic number.
13123163 is a deficient number, since it is larger than the sum of its proper divisors (27877).
13123163 is an equidigital number, since it uses as much as digits as its factorization.
13123163 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27876.
The product of its digits is 324, while the sum is 20.
The square root of 13123163 is about 3622.5906475891. The cubic root of 13123163 is about 235.8736935451.
Adding to 13123163 its reverse (36132131), we get a palindrome (49255294).
The spelling of 13123163 in words is "thirteen million, one hundred twenty-three thousand, one hundred sixty-three".
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