Base | Representation |
---|---|
bin | 1100010000111110011… |
… | …11110111110001011011 |
3 | 1111021210020212110211202 |
4 | 12020133033313301123 |
5 | 23401042322034212 |
6 | 521334105544415 |
7 | 42306311546222 |
oct | 6103717676133 |
9 | 1437706773752 |
10 | 421431049307 |
11 | 1528009279a4 |
12 | 698144a510b |
13 | 309826461c8 |
14 | 1657c55dcb9 |
15 | ae680de0c2 |
hex | 621f3f7c5b |
421431049307 has 2 divisors, whose sum is σ = 421431049308. Its totient is φ = 421431049306.
The previous prime is 421431049271. The next prime is 421431049363. The reversal of 421431049307 is 703940134124.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 421431049307 - 218 = 421430787163 is a prime.
It is not a weakly prime, because it can be changed into another prime (421431049387) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210715524653 + 210715524654.
It is an arithmetic number, because the mean of its divisors is an integer number (210715524654).
Almost surely, 2421431049307 is an apocalyptic number.
421431049307 is a deficient number, since it is larger than the sum of its proper divisors (1).
421431049307 is an equidigital number, since it uses as much as digits as its factorization.
421431049307 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 72576, while the sum is 38.
The spelling of 421431049307 in words is "four hundred twenty-one billion, four hundred thirty-one million, forty-nine thousand, three hundred seven".
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