Base | Representation |
---|---|
bin | 111101011001010… |
… | …001000111100001 |
3 | 2122210012010212022 |
4 | 331121101013201 |
5 | 4102142041024 |
6 | 250113111225 |
7 | 34345100153 |
oct | 7531210741 |
9 | 2583163768 |
10 | 1030033889 |
11 | 489477785 |
12 | 248b58515 |
13 | 135524711 |
14 | 9ab28ad3 |
15 | 6066535e |
hex | 3d6511e1 |
1030033889 has 2 divisors, whose sum is σ = 1030033890. Its totient is φ = 1030033888.
The previous prime is 1030033831. The next prime is 1030033891. The reversal of 1030033889 is 9883300301.
1030033889 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 978438400 + 51595489 = 31280^2 + 7183^2 .
It is a cyclic number.
It is not a de Polignac number, because 1030033889 - 228 = 761598433 is a prime.
Together with 1030033891, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (1030030889) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515016944 + 515016945.
It is an arithmetic number, because the mean of its divisors is an integer number (515016945).
Almost surely, 21030033889 is an apocalyptic number.
It is an amenable number.
1030033889 is a deficient number, since it is larger than the sum of its proper divisors (1).
1030033889 is an equidigital number, since it uses as much as digits as its factorization.
1030033889 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 15552, while the sum is 35.
The square root of 1030033889 is about 32094.1410385136. The cubic root of 1030033889 is about 1009.9127098367.
The spelling of 1030033889 in words is "one billion, thirty million, thirty-three thousand, eight hundred eighty-nine".
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