Base | Representation |
---|---|
bin | 11000001101101110… |
… | …01001110010110111 |
3 | 1020112222211121022121 |
4 | 30012313021302313 |
5 | 203111001220343 |
6 | 5545551340411 |
7 | 640103242225 |
oct | 140667116267 |
9 | 36488747277 |
10 | 13000023223 |
11 | 55711a0950 |
12 | 2629821707 |
13 | 12c23ac445 |
14 | 8b4773b15 |
15 | 511458aed |
hex | 306dc9cb7 |
13000023223 has 16 divisors (see below), whose sum is σ = 15198414336. Its totient is φ = 10998836640.
The previous prime is 13000023209. The next prime is 13000023251. The reversal of 13000023223 is 32232000031.
It is not a de Polignac number, because 13000023223 - 25 = 13000023191 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13000023197 and 13000023206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13000023263) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 685011 + ... + 703732.
It is an arithmetic number, because the mean of its divisors is an integer number (949900896).
Almost surely, 213000023223 is an apocalyptic number.
13000023223 is a deficient number, since it is larger than the sum of its proper divisors (2198391113).
13000023223 is a wasteful number, since it uses less digits than its factorization.
13000023223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1388814.
The product of its (nonzero) digits is 216, while the sum is 16.
Adding to 13000023223 its reverse (32232000031), we get a palindrome (45232023254).
The spelling of 13000023223 in words is "thirteen billion, twenty-three thousand, two hundred twenty-three".
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