Base | Representation |
---|---|
bin | 11000100101100101… |
… | …10100010001101101 |
3 | 1021001221112022012112 |
4 | 30102302310101231 |
5 | 204013223304401 |
6 | 10021502213405 |
7 | 645053650205 |
oct | 142262642155 |
9 | 37057468175 |
10 | 13200213101 |
11 | 56641a3529 |
12 | 2684884265 |
13 | 1324a01caa |
14 | 8d31a5405 |
15 | 523cee3bb |
hex | 312cb446d |
13200213101 has 4 divisors (see below), whose sum is σ = 13381038012. Its totient is φ = 13019388192.
The previous prime is 13200213077. The next prime is 13200213109. The reversal of 13200213101 is 10131200231.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10131200231 = 71 ⋅142692961.
It can be written as a sum of positive squares in 2 ways, for example, as 4946308900 + 8253904201 = 70330^2 + 90851^2 .
It is a cyclic number.
It is not a de Polignac number, because 13200213101 - 230 = 12126471277 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 (13200213109) 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, 90412346 + ... + 90412491.
It is an arithmetic number, because the mean of its divisors is an integer number (3345259503).
Almost surely, 213200213101 is an apocalyptic number.
It is an amenable number.
13200213101 is a deficient number, since it is larger than the sum of its proper divisors (180824911).
13200213101 is an equidigital number, since it uses as much as digits as its factorization.
13200213101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 180824910.
The product of its (nonzero) digits is 36, while the sum is 14.
Adding to 13200213101 its reverse (10131200231), we get a palindrome (23331413332).
The spelling of 13200213101 in words is "thirteen billion, two hundred million, two hundred thirteen thousand, one hundred one".
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