Base | Representation |
---|---|
bin | 1010011011011… |
… | …10011000100101 |
3 | 20002121122101222 |
4 | 11031232120211 |
5 | 134343441231 |
6 | 12403030125 |
7 | 2111413136 |
oct | 515563045 |
9 | 202548358 |
10 | 87483941 |
11 | 45422a86 |
12 | 2536b345 |
13 | 1518095c |
14 | b893c8d |
15 | 7a3127b |
hex | 536e625 |
87483941 has 2 divisors, whose sum is σ = 87483942. Its totient is φ = 87483940.
The previous prime is 87483937. The next prime is 87483983. The reversal of 87483941 is 14938478.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 57002500 + 30481441 = 7550^2 + 5521^2 .
It is a cyclic number.
It is not a de Polignac number, because 87483941 - 22 = 87483937 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 87483892 and 87483901.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (87483901) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43741970 + 43741971.
It is an arithmetic number, because the mean of its divisors is an integer number (43741971).
Almost surely, 287483941 is an apocalyptic number.
It is an amenable number.
87483941 is a deficient number, since it is larger than the sum of its proper divisors (1).
87483941 is an equidigital number, since it uses as much as digits as its factorization.
87483941 is an evil number, because the sum of its binary digits is even.
The product of its digits is 193536, while the sum is 44.
The square root of 87483941 is about 9353.2850378891. The cubic root of 87483941 is about 443.9248394946.
The spelling of 87483941 in words is "eighty-seven million, four hundred eighty-three thousand, nine hundred forty-one".
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