Base | Representation |
---|---|
bin | 11011011100000… |
… | …10010011111011 |
3 | 121001002221111011 |
4 | 31232002103323 |
5 | 432411000044 |
6 | 34501214351 |
7 | 5463300046 |
oct | 1556022373 |
9 | 531087434 |
10 | 230171899 |
11 | 108a20611 |
12 | 651013b7 |
13 | 388bc5b9 |
14 | 227d7c5d |
15 | 15319134 |
hex | db824fb |
230171899 has 2 divisors, whose sum is σ = 230171900. Its totient is φ = 230171898.
The previous prime is 230171881. The next prime is 230171911. The reversal of 230171899 is 998171032.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 230171899 - 27 = 230171771 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (230171839) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115085949 + 115085950.
It is an arithmetic number, because the mean of its divisors is an integer number (115085950).
Almost surely, 2230171899 is an apocalyptic number.
230171899 is a deficient number, since it is larger than the sum of its proper divisors (1).
230171899 is an equidigital number, since it uses as much as digits as its factorization.
230171899 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 27216, while the sum is 40.
The square root of 230171899 is about 15171.4171717740. The cubic root of 230171899 is about 612.8451689895.
The spelling of 230171899 in words is "two hundred thirty million, one hundred seventy-one thousand, eight hundred ninety-nine".
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