Base | Representation |
---|---|
bin | 1100011110110100001… |
… | …0101110011111000101 |
3 | 202111111000110111200211 |
4 | 3013231002232133011 |
5 | 12003123124444024 |
6 | 242301413435421 |
7 | 21330532403416 |
oct | 3075502563705 |
9 | 674430414624 |
10 | 214430312389 |
11 | 82a37359507 |
12 | 3568433bb71 |
13 | 172b3b23867 |
14 | a5427ad80d |
15 | 58a0257594 |
hex | 31ed0ae7c5 |
214430312389 has 2 divisors, whose sum is σ = 214430312390. Its totient is φ = 214430312388.
The previous prime is 214430312359. The next prime is 214430312483. The reversal of 214430312389 is 983213034412.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 141507630625 + 72922681764 = 376175^2 + 270042^2 .
It is a cyclic number.
It is not a de Polignac number, because 214430312389 - 219 = 214429788101 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (214430312359) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107215156194 + 107215156195.
It is an arithmetic number, because the mean of its divisors is an integer number (107215156195).
Almost surely, 2214430312389 is an apocalyptic number.
It is an amenable number.
214430312389 is a deficient number, since it is larger than the sum of its proper divisors (1).
214430312389 is an equidigital number, since it uses as much as digits as its factorization.
214430312389 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 124416, while the sum is 40.
The spelling of 214430312389 in words is "two hundred fourteen billion, four hundred thirty million, three hundred twelve thousand, three hundred eighty-nine".
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