Base | Representation |
---|---|
bin | 1001000110011101001111… |
… | …01100011011110111111010 |
3 | 2121212020012222120220212020 |
4 | 10203032213230123313322 |
5 | 10110343224403410032 |
6 | 110321513045255310 |
7 | 4133616301566603 |
oct | 443164754336772 |
9 | 77766188526766 |
10 | 20013066075642 |
11 | 6416548073062 |
12 | 22b27bb404536 |
13 | b222bb27bc43 |
14 | 4d28cd6a6daa |
15 | 24a8bbedab2c |
hex | 1233a7b1bdfa |
20013066075642 has 32 divisors (see below), whose sum is σ = 41279468347392. Its totient is φ = 6464575810224.
The previous prime is 20013066075593. The next prime is 20013066075671. The reversal of 20013066075642 is 24657066031002.
It is a junction number, because it is equal to n+sod(n) for n = 20013066075594 and 20013066075603.
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, 305361028 + ... + 305426559.
It is an arithmetic number, because the mean of its divisors is an integer number (1289983385856).
Almost surely, 220013066075642 is an apocalyptic number.
20013066075642 is an abundant number, since it is smaller than the sum of its proper divisors (21266402271750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20013066075642 is a wasteful number, since it uses less digits than its factorization.
20013066075642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 610787762.
The product of its (nonzero) digits is 362880, while the sum is 42.
The spelling of 20013066075642 in words is "twenty trillion, thirteen billion, sixty-six million, seventy-five thousand, six hundred forty-two".
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