Base | Representation |
---|---|
bin | 1001000111010011100011… |
… | …01111101100101111010000 |
3 | 2121222000111011121222020111 |
4 | 10203221301233230233100 |
5 | 10111332434241420220 |
6 | 110343134342051104 |
7 | 4136001015564613 |
oct | 443516157545720 |
9 | 77860434558214 |
10 | 20042225732560 |
11 | 6427950a20979 |
12 | 22b8398a19a94 |
13 | b24c875073c5 |
14 | 4d409828417a |
15 | 24b526e6e15a |
hex | 123a71becbd0 |
20042225732560 has 40 divisors (see below), whose sum is σ = 46623134026656. Its totient is φ = 8012596237440.
The previous prime is 20042225732539. The next prime is 20042225732587. The reversal of 20042225732560 is 6523752224002.
It is a tau number, because it is divible by the number of its divisors (40).
It is a super-3 number, since 3×200422257325603 (a number of 41 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (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, 66944326 + ... + 67243045.
Almost surely, 220042225732560 is an apocalyptic number.
20042225732560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20042225732560 is an abundant number, since it is smaller than the sum of its proper divisors (26580908294096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20042225732560 is a wasteful number, since it uses less digits than its factorization.
20042225732560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134189251 (or 134189245 counting only the distinct ones).
The product of its (nonzero) digits is 403200, while the sum is 40.
Adding to 20042225732560 its reverse (6523752224002), we get a palindrome (26565977956562).
The spelling of 20042225732560 in words is "twenty trillion, forty-two billion, two hundred twenty-five million, seven hundred thirty-two thousand, five hundred sixty".
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