Base | Representation |
---|---|
bin | 11001001100001… |
… | …10011001000011 |
3 | 112201121212122110 |
4 | 30212012121003 |
5 | 413044023433 |
6 | 32545110403 |
7 | 5144066340 |
oct | 1446063103 |
9 | 481555573 |
10 | 211314243 |
11 | a9310578 |
12 | 5a928403 |
13 | 34a1911a |
14 | 200c97c7 |
15 | 13841963 |
hex | c986643 |
211314243 has 8 divisors (see below), whose sum is σ = 322002688. Its totient is φ = 120750984.
The previous prime is 211314241. The next prime is 211314253. The reversal of 211314243 is 342413112.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 211314243 - 21 = 211314241 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 10062583 = 211314243 / (2 + 1 + 1 + 3 + 1 + 4 + 2 + 4 + 3).
It is a nialpdrome in base 16.
It is not an unprimeable number, because it can be changed into a prime (211314241) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5031271 + ... + 5031312.
It is an arithmetic number, because the mean of its divisors is an integer number (40250336).
Almost surely, 2211314243 is an apocalyptic number.
211314243 is a deficient number, since it is larger than the sum of its proper divisors (110688445).
211314243 is a wasteful number, since it uses less digits than its factorization.
211314243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10062593.
The product of its digits is 576, while the sum is 21.
The square root of 211314243 is about 14536.6517121378. The cubic root of 211314243 is about 595.6295791072.
Adding to 211314243 its reverse (342413112), we get a palindrome (553727355).
The spelling of 211314243 in words is "two hundred eleven million, three hundred fourteen thousand, two hundred forty-three".
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