Base | Representation |
---|---|
bin | 11001100010011… |
… | …10011101111111 |
3 | 112221010001120012 |
4 | 30301032131333 |
5 | 414320342121 |
6 | 33131413435 |
7 | 5210634626 |
oct | 1461163577 |
9 | 487101505 |
10 | 214230911 |
11 | aaa22944 |
12 | 5b8b427b |
13 | 354ca86b |
14 | 206486bd |
15 | 13c1ac5b |
hex | cc4e77f |
214230911 has 2 divisors, whose sum is σ = 214230912. Its totient is φ = 214230910.
The previous prime is 214230899. The next prime is 214230931. The reversal of 214230911 is 119032412.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 214230911 - 214 = 214214527 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (214230931) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107115455 + 107115456.
It is an arithmetic number, because the mean of its divisors is an integer number (107115456).
Almost surely, 2214230911 is an apocalyptic number.
214230911 is a deficient number, since it is larger than the sum of its proper divisors (1).
214230911 is an equidigital number, since it uses as much as digits as its factorization.
214230911 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 432, while the sum is 23.
The square root of 214230911 is about 14636.6290859610. The cubic root of 214230911 is about 598.3574621820.
The spelling of 214230911 in words is "two hundred fourteen million, two hundred thirty thousand, nine hundred eleven".
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