Base | Representation |
---|---|
bin | 100111110000011001… |
… | …0000101100110000000 |
3 | 22011100222021002220220 |
4 | 1033200302011212000 |
5 | 2344322123330440 |
6 | 103115423303040 |
7 | 6111454445511 |
oct | 1174062054600 |
9 | 264328232826 |
10 | 85375605120 |
11 | 33231337843 |
12 | 1466814aa80 |
13 | 8087a43350 |
14 | 41bca90a08 |
15 | 234a3ba8d0 |
hex | 13e0c85980 |
85375605120 has 128 divisors (see below), whose sum is σ = 293068268640. Its totient is φ = 21015527424.
The previous prime is 85375605083. The next prime is 85375605151. The reversal of 85375605120 is 2150657358.
It is a tau number, because it is divible by the number of its divisors (128).
It is a congruent number.
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, 1685289 + ... + 1735208.
Almost surely, 285375605120 is an apocalyptic number.
85375605120 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
85375605120 is an abundant number, since it is smaller than the sum of its proper divisors (207692663520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85375605120 is a wasteful number, since it uses less digits than its factorization.
85375605120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3420532 (or 3420520 counting only the distinct ones).
The product of its (nonzero) digits is 252000, while the sum is 42.
The spelling of 85375605120 in words is "eighty-five billion, three hundred seventy-five million, six hundred five thousand, one hundred twenty".
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