Base | Representation |
---|---|
bin | 11000001101101111… |
… | …11110110001011111 |
3 | 1020120000020121222122 |
4 | 30012313332301133 |
5 | 203111030141343 |
6 | 5550000133155 |
7 | 640105134665 |
oct | 140667766137 |
9 | 36500217878 |
10 | 13000240223 |
11 | 5571329993 |
12 | 26299071bb |
13 | 12c2457149 |
14 | 8b47ccc35 |
15 | 51149d068 |
hex | 306dfec5f |
13000240223 has 4 divisors (see below), whose sum is σ = 13025781480. Its totient is φ = 12974698968.
The previous prime is 13000240219. The next prime is 13000240241. The reversal of 13000240223 is 32204200031.
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 13000240223 - 22 = 13000240219 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 (13000240213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12769865 + ... + 12770882.
It is an arithmetic number, because the mean of its divisors is an integer number (3256445370).
Almost surely, 213000240223 is an apocalyptic number.
13000240223 is a deficient number, since it is larger than the sum of its proper divisors (25541257).
13000240223 is an equidigital number, since it uses as much as digits as its factorization.
13000240223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25541256.
The product of its (nonzero) digits is 288, while the sum is 17.
Adding to 13000240223 its reverse (32204200031), we get a palindrome (45204440254).
The spelling of 13000240223 in words is "thirteen billion, two hundred forty thousand, two hundred twenty-three".
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