Base | Representation |
---|---|
bin | 1100100001101111011… |
… | …01101001001000101001 |
3 | 1112011000111200202202212 |
4 | 12100313231221020221 |
5 | 24023010422111244 |
6 | 525423143334505 |
7 | 43045330612442 |
oct | 6206755511051 |
9 | 1464014622685 |
10 | 430431441449 |
11 | 1565aa366809 |
12 | 6b506751435 |
13 | 31788202b29 |
14 | 16b93a382c9 |
15 | b2e3346d9e |
hex | 6437b69229 |
430431441449 has 2 divisors, whose sum is σ = 430431441450. Its totient is φ = 430431441448.
The previous prime is 430431441383. The next prime is 430431441493. The reversal of 430431441449 is 944144134034.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 413665076224 + 16766365225 = 643168^2 + 129485^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-430431441449 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (430431441149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215215720724 + 215215720725.
It is an arithmetic number, because the mean of its divisors is an integer number (215215720725).
Almost surely, 2430431441449 is an apocalyptic number.
It is an amenable number.
430431441449 is a deficient number, since it is larger than the sum of its proper divisors (1).
430431441449 is an equidigital number, since it uses as much as digits as its factorization.
430431441449 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 331776, while the sum is 41.
The spelling of 430431441449 in words is "four hundred thirty billion, four hundred thirty-one million, four hundred forty-one thousand, four hundred forty-nine".
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