Base | Representation |
---|---|
bin | 11001100010011… |
… | …10100110010011 |
3 | 112221010002021220 |
4 | 30301032212103 |
5 | 414320401233 |
6 | 33131420123 |
7 | 5210636316 |
oct | 1461164623 |
9 | 487102256 |
10 | 214231443 |
11 | aaa23288 |
12 | 5b8b4643 |
13 | 354cab8a |
14 | 2064897d |
15 | 13c1aeb3 |
hex | cc4e993 |
214231443 has 16 divisors (see below), whose sum is σ = 294154656. Its totient is φ = 138585600.
The previous prime is 214231397. The next prime is 214231447. The reversal of 214231443 is 344132412.
214231443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 214231443 - 28 = 214231187 is a prime.
It is a super-2 number, since 2×2142314432 = 91790222339724498, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (214231447) 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, 42105 + ... + 46917.
It is an arithmetic number, because the mean of its divisors is an integer number (18384666).
Almost surely, 2214231443 is an apocalyptic number.
214231443 is a deficient number, since it is larger than the sum of its proper divisors (79923213).
214231443 is a wasteful number, since it uses less digits than its factorization.
214231443 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5254.
The product of its digits is 2304, while the sum is 24.
The square root of 214231443 is about 14636.6472595332. The cubic root of 214231443 is about 598.3579574823.
Adding to 214231443 its reverse (344132412), we get a palindrome (558363855).
The spelling of 214231443 in words is "two hundred fourteen million, two hundred thirty-one thousand, four hundred forty-three".
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