Base | Representation |
---|---|
bin | 11011011100111… |
… | …01100110001101 |
3 | 121001022121210111 |
4 | 31232131212031 |
5 | 432423034121 |
6 | 34503440021 |
7 | 5464243636 |
oct | 1556354615 |
9 | 531277714 |
10 | 230283661 |
11 | 108a97583 |
12 | 65156011 |
13 | 3892b42a |
14 | 2282688d |
15 | 1533c2e1 |
hex | db9d98d |
230283661 has 2 divisors, whose sum is σ = 230283662. Its totient is φ = 230283660.
The previous prime is 230283617. The next prime is 230283701. The reversal of 230283661 is 166382032.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 162945225 + 67338436 = 12765^2 + 8206^2 .
It is a cyclic number.
It is not a de Polignac number, because 230283661 - 29 = 230283149 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (230283611) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115141830 + 115141831.
It is an arithmetic number, because the mean of its divisors is an integer number (115141831).
Almost surely, 2230283661 is an apocalyptic number.
It is an amenable number.
230283661 is a deficient number, since it is larger than the sum of its proper divisors (1).
230283661 is an equidigital number, since it uses as much as digits as its factorization.
230283661 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 10368, while the sum is 31.
The square root of 230283661 is about 15175.1000326192. The cubic root of 230283661 is about 612.9443437357.
The spelling of 230283661 in words is "two hundred thirty million, two hundred eighty-three thousand, six hundred sixty-one".
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