Base | Representation |
---|---|
bin | 111011111001110010… |
… | …0111010110011000111 |
3 | 110022001011222012220221 |
4 | 1313303210322303013 |
5 | 4101423442434340 |
6 | 135032514205211 |
7 | 12202555666630 |
oct | 1676344726307 |
9 | 408034865827 |
10 | 128640593095 |
11 | 4a613296653 |
12 | 20b21583807 |
13 | c191369851 |
14 | 6324b22887 |
15 | 352d83b44a |
hex | 1df393acc7 |
128640593095 has 32 divisors (see below), whose sum is σ = 185264621568. Its totient is φ = 83837939328.
The previous prime is 128640593071. The next prime is 128640593131. The reversal of 128640593095 is 590395046821.
It is a cyclic number.
It is not a de Polignac number, because 128640593095 - 29 = 128640592583 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 382539 + ... + 635308.
It is an arithmetic number, because the mean of its divisors is an integer number (5789519424).
Almost surely, 2128640593095 is an apocalyptic number.
128640593095 is a deficient number, since it is larger than the sum of its proper divisors (56624028473).
128640593095 is a wasteful number, since it uses less digits than its factorization.
128640593095 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1018039.
The product of its (nonzero) digits is 2332800, while the sum is 52.
The spelling of 128640593095 in words is "one hundred twenty-eight billion, six hundred forty million, five hundred ninety-three thousand, ninety-five".
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