Base | Representation |
---|---|
bin | 111011101001010111… |
… | …0111010101001000011 |
3 | 110020121210010010112020 |
4 | 1313102232322221003 |
5 | 4044311412101023 |
6 | 134502111532523 |
7 | 12153115226145 |
oct | 1672256725103 |
9 | 406553103466 |
10 | 128089565763 |
11 | 4a360247665 |
12 | 209a8b2a143 |
13 | c104159883 |
14 | 62b1886c95 |
15 | 34ea293de3 |
hex | 1dd2bbaa43 |
128089565763 has 8 divisors (see below), whose sum is σ = 180832328208. Its totient is φ = 80369923584.
The previous prime is 128089565731. The next prime is 128089565771. The reversal of 128089565763 is 367565980821.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 128089565763 - 25 = 128089565731 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 128089565697 and 128089565706.
It is not an unprimeable number, because it can be changed into a prime (128089565563) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1255780006 + ... + 1255780107.
It is an arithmetic number, because the mean of its divisors is an integer number (22604041026).
Almost surely, 2128089565763 is an apocalyptic number.
128089565763 is a deficient number, since it is larger than the sum of its proper divisors (52742762445).
128089565763 is a wasteful number, since it uses less digits than its factorization.
128089565763 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2511560133.
The product of its (nonzero) digits is 21772800, while the sum is 60.
The spelling of 128089565763 in words is "one hundred twenty-eight billion, eighty-nine million, five hundred sixty-five thousand, seven hundred sixty-three".
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