Base | Representation |
---|---|
bin | 1111100101110… |
… | …10111010101111 |
3 | 100010002202211111 |
4 | 13302322322233 |
5 | 231440222124 |
6 | 20551132451 |
7 | 3145455103 |
oct | 762727257 |
9 | 303082744 |
10 | 130789039 |
11 | 67910817 |
12 | 37974127 |
13 | 21133984 |
14 | 13527903 |
15 | b737494 |
hex | 7cbaeaf |
130789039 has 2 divisors, whose sum is σ = 130789040. Its totient is φ = 130789038.
The previous prime is 130788997. The next prime is 130789069. The reversal of 130789039 is 930987031.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 130789039 - 29 = 130788527 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 130788992 and 130789010.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (130789069) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65394519 + 65394520.
It is an arithmetic number, because the mean of its divisors is an integer number (65394520).
Almost surely, 2130789039 is an apocalyptic number.
130789039 is a deficient number, since it is larger than the sum of its proper divisors (1).
130789039 is an equidigital number, since it uses as much as digits as its factorization.
130789039 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 40824, while the sum is 40.
The square root of 130789039 is about 11436.3035549079. The cubic root of 130789039 is about 507.6025356817.
The spelling of 130789039 in words is "one hundred thirty million, seven hundred eighty-nine thousand, thirty-nine".
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