Base | Representation |
---|---|
bin | 100111101110001101… |
… | …0001001100111111001 |
3 | 22011011212011211020211 |
4 | 1033130122021213321 |
5 | 2344144332040210 |
6 | 103104242351121 |
7 | 6106603626520 |
oct | 1173432114771 |
9 | 264155154224 |
10 | 85302221305 |
11 | 331a3975464 |
12 | 1464765b4a1 |
13 | 807578b582 |
14 | 41b302b4b7 |
15 | 2343c2238a |
hex | 13dc6899f9 |
85302221305 has 16 divisors (see below), whose sum is σ = 123143057280. Its totient is φ = 55414374912.
The previous prime is 85302221297. The next prime is 85302221341. The reversal of 85302221305 is 50312220358.
It is not a de Polignac number, because 85302221305 - 23 = 85302221297 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64136344 + ... + 64137673.
It is an arithmetic number, because the mean of its divisors is an integer number (7696441080).
Almost surely, 285302221305 is an apocalyptic number.
It is an amenable number.
85302221305 is a deficient number, since it is larger than the sum of its proper divisors (37840835975).
85302221305 is a wasteful number, since it uses less digits than its factorization.
85302221305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 128274048.
The product of its (nonzero) digits is 14400, while the sum is 31.
The spelling of 85302221305 in words is "eighty-five billion, three hundred two million, two hundred twenty-one thousand, three hundred five".
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