Base | Representation |
---|---|
bin | 11001100011000… |
… | …10010101110111 |
3 | 112221021012020000 |
4 | 30301202111313 |
5 | 414330443221 |
6 | 33133242343 |
7 | 5211424143 |
oct | 1461422567 |
9 | 487235200 |
10 | 214312311 |
11 | aaa79014 |
12 | 5b9333b3 |
13 | 35528925 |
14 | 2066a223 |
15 | 13c34e26 |
hex | cc62577 |
214312311 has 10 divisors (see below), whose sum is σ = 320145672. Its totient is φ = 142874820.
The previous prime is 214312283. The next prime is 214312327. The reversal of 214312311 is 113213412.
214312311 is a `hidden beast` number, since 2 + 1 + 431 + 231 + 1 = 666.
It is not a de Polignac number, because 214312311 - 26 = 214312247 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214312211) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1322835 + ... + 1322996.
Almost surely, 2214312311 is an apocalyptic number.
214312311 is a deficient number, since it is larger than the sum of its proper divisors (105833361).
214312311 is an equidigital number, since it uses as much as digits as its factorization.
214312311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2645843 (or 2645834 counting only the distinct ones).
The product of its digits is 144, while the sum is 18.
The square root of 214312311 is about 14639.4095167804. The cubic root of 214312311 is about 598.4332373189.
Adding to 214312311 its reverse (113213412), we get a palindrome (327525723).
The spelling of 214312311 in words is "two hundred fourteen million, three hundred twelve thousand, three hundred eleven".
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