Base | Representation |
---|---|
bin | 100111011111110110… |
… | …110101110100111001 |
3 | 11001110122122121011121 |
4 | 213133312311310321 |
5 | 1143324030313311 |
6 | 31252202025241 |
7 | 3030653314126 |
oct | 473766656471 |
9 | 131418577147 |
10 | 42410401081 |
11 | 16a93625054 |
12 | 82771a8221 |
13 | 3ccb5704a9 |
14 | 20a477774d |
15 | 1183414b71 |
hex | 9dfdb5d39 |
42410401081 has 2 divisors, whose sum is σ = 42410401082. Its totient is φ = 42410401080.
The previous prime is 42410401031. The next prime is 42410401139. The reversal of 42410401081 is 18010401424.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 32739645481 + 9670755600 = 180941^2 + 98340^2 .
It is a cyclic number.
It is not a de Polignac number, because 42410401081 - 29 = 42410400569 is a prime.
It is a super-2 number, since 2×424104010812 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (42410401031) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21205200540 + 21205200541.
It is an arithmetic number, because the mean of its divisors is an integer number (21205200541).
Almost surely, 242410401081 is an apocalyptic number.
It is an amenable number.
42410401081 is a deficient number, since it is larger than the sum of its proper divisors (1).
42410401081 is an equidigital number, since it uses as much as digits as its factorization.
42410401081 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1024, while the sum is 25.
The spelling of 42410401081 in words is "forty-two billion, four hundred ten million, four hundred one thousand, eighty-one".
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