Base | Representation |
---|---|
bin | 1001010000100011111100… |
… | …11001011000010111011100 |
3 | 2200002102101220200110202021 |
4 | 10220101332121120113130 |
5 | 10132040310441100120 |
6 | 111145213223305524 |
7 | 4200660234553666 |
oct | 450217631302734 |
9 | 80072356613667 |
10 | 20360265565660 |
11 | 653a816136849 |
12 | 2349b578ab2a4 |
13 | b48c708a2167 |
14 | 505629221536 |
15 | 25493d253aaa |
hex | 12847e6585dc |
20360265565660 has 48 divisors (see below), whose sum is σ = 43256488766400. Its totient is φ = 8049191952384.
The previous prime is 20360265565639. The next prime is 20360265565691. The reversal of 20360265565660 is 6656556206302.
It is a junction number, because it is equal to n+sod(n) for n = 20360265565598 and 20360265565607.
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, 8660325 + ... + 10757404.
It is an arithmetic number, because the mean of its divisors is an integer number (901176849300).
Almost surely, 220360265565660 is an apocalyptic number.
20360265565660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20360265565660 is an abundant number, since it is smaller than the sum of its proper divisors (22896223200740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20360265565660 is a wasteful number, since it uses less digits than its factorization.
20360265565660 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19418350 (or 19418348 counting only the distinct ones).
The product of its (nonzero) digits is 11664000, while the sum is 52.
The spelling of 20360265565660 in words is "twenty trillion, three hundred sixty billion, two hundred sixty-five million, five hundred sixty-five thousand, six hundred sixty".
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