Base | Representation |
---|---|
bin | 11000011001101010… |
… | …11000101011100011 |
3 | 1020210222101021211222 |
4 | 30030311120223203 |
5 | 203312124120303 |
6 | 10003531125255 |
7 | 642431026364 |
oct | 141465305343 |
9 | 36728337758 |
10 | 13100223203 |
11 | 5612809651 |
12 | 26572a382b |
13 | 130a092c82 |
14 | 8c3bb7b6b |
15 | 51a14c938 |
hex | 30cd58ae3 |
13100223203 has 4 divisors (see below), whose sum is σ = 13100689080. Its totient is φ = 13099757328.
The previous prime is 13100223193. The next prime is 13100223221. The reversal of 13100223203 is 30232200131.
13100223203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30232200131 = 7 ⋅4318885733.
It is a cyclic number.
It is not a de Polignac number, because 13100223203 - 26 = 13100223139 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13100223223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187850 + ... + 247967.
It is an arithmetic number, because the mean of its divisors is an integer number (3275172270).
Almost surely, 213100223203 is an apocalyptic number.
13100223203 is a deficient number, since it is larger than the sum of its proper divisors (465877).
13100223203 is an equidigital number, since it uses as much as digits as its factorization.
13100223203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 465876.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 13100223203 its reverse (30232200131), we get a palindrome (43332423334).
The spelling of 13100223203 in words is "thirteen billion, one hundred million, two hundred twenty-three thousand, two hundred three".
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