Base | Representation |
---|---|
bin | 101011010111111011… |
… | …0000001110111110101 |
3 | 22220102101210022201222 |
4 | 1112233312001313311 |
5 | 3011224442130321 |
6 | 110442345400125 |
7 | 6505131045212 |
oct | 1265766016765 |
9 | 286371708658 |
10 | 93144489461 |
11 | 365586aa611 |
12 | 16075a99045 |
13 | 8a2542642a |
14 | 4718796b09 |
15 | 26524623ab |
hex | 15afd81df5 |
93144489461 has 2 divisors, whose sum is σ = 93144489462. Its totient is φ = 93144489460.
The previous prime is 93144489401. The next prime is 93144489467. The reversal of 93144489461 is 16498444139.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 73609116100 + 19535373361 = 271310^2 + 139769^2 .
It is an emirp because it is prime and its reverse (16498444139) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 93144489461 - 26 = 93144489397 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (93144489467) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46572244730 + 46572244731.
It is an arithmetic number, because the mean of its divisors is an integer number (46572244731).
Almost surely, 293144489461 is an apocalyptic number.
It is an amenable number.
93144489461 is a deficient number, since it is larger than the sum of its proper divisors (1).
93144489461 is an equidigital number, since it uses as much as digits as its factorization.
93144489461 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 2985984, while the sum is 53.
The spelling of 93144489461 in words is "ninety-three billion, one hundred forty-four million, four hundred eighty-nine thousand, four hundred sixty-one".
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