Base | Representation |
---|---|
bin | 11011011010111… |
… | …01001111101001 |
3 | 121000211020012222 |
4 | 31231131033221 |
5 | 432341120243 |
6 | 34454043425 |
7 | 5462065313 |
oct | 1555351751 |
9 | 530736188 |
10 | 230020073 |
11 | 108927538 |
12 | 65049575 |
13 | 3886846a |
14 | 227987b3 |
15 | 152d9168 |
hex | db5d3e9 |
230020073 has 2 divisors, whose sum is σ = 230020074. Its totient is φ = 230020072.
The previous prime is 230020067. The next prime is 230020097. The reversal of 230020073 is 370020032.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 138109504 + 91910569 = 11752^2 + 9587^2 .
It is a cyclic number.
It is not a de Polignac number, because 230020073 - 216 = 229954537 is a prime.
It is not a weakly prime, because it can be changed into another prime (230020003) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115010036 + 115010037.
It is an arithmetic number, because the mean of its divisors is an integer number (115010037).
Almost surely, 2230020073 is an apocalyptic number.
It is an amenable number.
230020073 is a deficient number, since it is larger than the sum of its proper divisors (1).
230020073 is an equidigital number, since it uses as much as digits as its factorization.
230020073 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 252, while the sum is 17.
The square root of 230020073 is about 15166.4126608767. The cubic root of 230020073 is about 612.7103910303.
The spelling of 230020073 in words is "two hundred thirty million, twenty thousand, seventy-three".
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