Base | Representation |
---|---|
bin | 101001010110001010… |
… | …1000010011000111001 |
3 | 22111011222001212111012 |
4 | 1102230111002120321 |
5 | 2423320334320011 |
6 | 104442333243305 |
7 | 6262212103406 |
oct | 1225425023071 |
9 | 274158055435 |
10 | 88790541881 |
11 | 34723a45328 |
12 | 1525b933535 |
13 | 84b0398aa2 |
14 | 44244292ad |
15 | 249a0c3a8b |
hex | 14ac542639 |
88790541881 has 2 divisors, whose sum is σ = 88790541882. Its totient is φ = 88790541880.
The previous prime is 88790541839. The next prime is 88790541887. The reversal of 88790541881 is 18814509788.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 54246602281 + 34543939600 = 232909^2 + 185860^2 .
It is a cyclic number.
It is not a de Polignac number, because 88790541881 - 218 = 88790279737 is a prime.
It is a super-2 number, since 2×887905418812 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 88790541881.
It is not a weakly prime, because it can be changed into another prime (88790541887) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44395270940 + 44395270941.
It is an arithmetic number, because the mean of its divisors is an integer number (44395270941).
Almost surely, 288790541881 is an apocalyptic number.
It is an amenable number.
88790541881 is a deficient number, since it is larger than the sum of its proper divisors (1).
88790541881 is an equidigital number, since it uses as much as digits as its factorization.
88790541881 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5160960, while the sum is 59.
The spelling of 88790541881 in words is "eighty-eight billion, seven hundred ninety million, five hundred forty-one thousand, eight hundred eighty-one".
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