Base | Representation |
---|---|
bin | 1001010000000101000001… |
… | …11011110101010101010000 |
3 | 2200000211120000002011010002 |
4 | 10220002200323311111100 |
5 | 10131302311234401420 |
6 | 111133430055025132 |
7 | 4166531662436333 |
oct | 450024073652520 |
9 | 80024500064102 |
10 | 20343665153360 |
11 | 653377769133a |
12 | 23468a436b1a8 |
13 | b475266077a3 |
14 | 5048d263a61a |
15 | 2542babad075 |
hex | 1280a0ef5550 |
20343665153360 has 40 divisors (see below), whose sum is σ = 48452656159656. Its totient is φ = 7938991278080.
The previous prime is 20343665153359. The next prime is 20343665153387. The reversal of 20343665153360 is 6335156634302.
It can be written as a sum of positive squares in 4 ways, for example, as 842114558224 + 19501550595136 = 917668^2 + 4416056^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3101165189 + ... + 3101171748.
Almost surely, 220343665153360 is an apocalyptic number.
20343665153360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20343665153360 is an abundant number, since it is smaller than the sum of its proper divisors (28108991006296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20343665153360 is a wasteful number, since it uses less digits than its factorization.
20343665153360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6202336991 (or 6202336985 counting only the distinct ones).
The product of its (nonzero) digits is 3499200, while the sum is 47.
The spelling of 20343665153360 in words is "twenty trillion, three hundred forty-three billion, six hundred sixty-five million, one hundred fifty-three thousand, three hundred sixty".
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