Base | Representation |
---|---|
bin | 11001100011001… |
… | …00011111010001 |
3 | 112221021122021201 |
4 | 30301210133101 |
5 | 414331233410 |
6 | 33133351201 |
7 | 5211461605 |
oct | 1461443721 |
9 | 487248251 |
10 | 214321105 |
11 | aaa84689 |
12 | 5b938501 |
13 | 3552c92b |
14 | 2066d505 |
15 | 13c3783a |
hex | cc647d1 |
214321105 has 4 divisors (see below), whose sum is σ = 257185332. Its totient is φ = 171456880.
The previous prime is 214321087. The next prime is 214321127. The reversal of 214321105 is 501123412.
214321105 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.
It can be written as a sum of positive squares in 2 ways, for example, as 128777104 + 85544001 = 11348^2 + 9249^2 .
It is not a de Polignac number, because 214321105 - 211 = 214319057 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21432106 + ... + 21432115.
It is an arithmetic number, because the mean of its divisors is an integer number (64296333).
Almost surely, 2214321105 is an apocalyptic number.
It is an amenable number.
214321105 is a deficient number, since it is larger than the sum of its proper divisors (42864227).
214321105 is an equidigital number, since it uses as much as digits as its factorization.
214321105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42864226.
The product of its (nonzero) digits is 240, while the sum is 19.
The square root of 214321105 is about 14639.7098673437. The cubic root of 214321105 is about 598.4414224918.
Adding to 214321105 its reverse (501123412), we get a palindrome (715444517).
The spelling of 214321105 in words is "two hundred fourteen million, three hundred twenty-one thousand, one hundred five".
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