Base | Representation |
---|---|
bin | 111011010001110… |
… | …1010010111001001 |
3 | 12010121202201102102 |
4 | 1312203222113021 |
5 | 13033144410131 |
6 | 525212243145 |
7 | 100201505603 |
oct | 16643522711 |
9 | 5117681372 |
10 | 1989060041 |
11 | 930855281 |
12 | 4761704b5 |
13 | 259116a07 |
14 | 14c24c173 |
15 | b99511cb |
hex | 768ea5c9 |
1989060041 has 2 divisors, whose sum is σ = 1989060042. Its totient is φ = 1989060040.
The previous prime is 1989059999. The next prime is 1989060067. The reversal of 1989060041 is 1400609891.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1082146816 + 906913225 = 32896^2 + 30115^2 .
It is a cyclic number.
It is not a de Polignac number, because 1989060041 - 26 = 1989059977 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1989059977 and 1989060004.
It is not a weakly prime, because it can be changed into another prime (1989060071) 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, 994530020 + 994530021.
It is an arithmetic number, because the mean of its divisors is an integer number (994530021).
Almost surely, 21989060041 is an apocalyptic number.
It is an amenable number.
1989060041 is a deficient number, since it is larger than the sum of its proper divisors (1).
1989060041 is an equidigital number, since it uses as much as digits as its factorization.
1989060041 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 38.
The square root of 1989060041 is about 44598.8793693294. The cubic root of 1989060041 is about 1257.6196010492.
The spelling of 1989060041 in words is "one billion, nine hundred eighty-nine million, sixty thousand, forty-one".
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