Base | Representation |
---|---|
bin | 1001101111010… |
… | …10101001101011 |
3 | 12200201212100212 |
4 | 10313222221223 |
5 | 131403421413 |
6 | 12035051335 |
7 | 2011310513 |
oct | 467525153 |
9 | 180655325 |
10 | 81701483 |
11 | 42133596 |
12 | 23440b4b |
13 | 13c07996 |
14 | abca843 |
15 | 728cca8 |
hex | 4deaa6b |
81701483 has 2 divisors, whose sum is σ = 81701484. Its totient is φ = 81701482.
The previous prime is 81701467. The next prime is 81701519. The reversal of 81701483 is 38410718.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 81701483 - 24 = 81701467 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (81701413) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40850741 + 40850742.
It is an arithmetic number, because the mean of its divisors is an integer number (40850742).
Almost surely, 281701483 is an apocalyptic number.
81701483 is a deficient number, since it is larger than the sum of its proper divisors (1).
81701483 is an equidigital number, since it uses as much as digits as its factorization.
81701483 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5376, while the sum is 32.
The square root of 81701483 is about 9038.8872655875. The cubic root of 81701483 is about 433.9203117723.
The spelling of 81701483 in words is "eighty-one million, seven hundred one thousand, four hundred eighty-three".
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