Base | Representation |
---|---|
bin | 11000000000111… |
… | …00110010100001 |
3 | 112001001102220220 |
4 | 30000130302201 |
5 | 403032211023 |
6 | 31553353253 |
7 | 4664151534 |
oct | 1400346241 |
9 | 461042826 |
10 | 201444513 |
11 | a378a276 |
12 | 57568829 |
13 | 3297194a |
14 | 1ca7aa1b |
15 | 12a423e3 |
hex | c01cca1 |
201444513 has 16 divisors (see below), whose sum is σ = 271788480. Its totient is φ = 132705216.
The previous prime is 201444461. The next prime is 201444547. The reversal of 201444513 is 315444102.
It is not a de Polignac number, because 201444513 - 225 = 167890081 is a prime.
It is not an unprimeable number, because it can be changed into a prime (201444563) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242583 + ... + 243411.
It is an arithmetic number, because the mean of its divisors is an integer number (16986780).
Almost surely, 2201444513 is an apocalyptic number.
It is an amenable number.
201444513 is a deficient number, since it is larger than the sum of its proper divisors (70343967).
201444513 is a wasteful number, since it uses less digits than its factorization.
201444513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1696.
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 201444513 is about 14193.1149857950. The cubic root of 201444513 is about 586.2080987748.
Adding to 201444513 its reverse (315444102), we get a palindrome (516888615).
The spelling of 201444513 in words is "two hundred one million, four hundred forty-four thousand, five hundred thirteen".
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