Base | Representation |
---|---|
bin | 1101101010000011000001… |
… | …00110011011011000110101 |
3 | 10221100000220221120222022000 |
4 | 12311001200212123120311 |
5 | 12414021100144120041 |
6 | 143512305224325513 |
7 | 6216512515150533 |
oct | 665014046333065 |
9 | 127300827528260 |
10 | 30032032020021 |
11 | 9629571161879 |
12 | 34504aa913899 |
13 | 139b0157acc55 |
14 | 75b7b5627153 |
15 | 371306edcbb6 |
hex | 1b506099b635 |
30032032020021 has 16 divisors (see below), whose sum is σ = 44775287188800. Its totient is φ = 19893830125104.
The previous prime is 30032032020019. The next prime is 30032032020049. The reversal of 30032032020021 is 12002023023003.
It is a happy number.
30032032020021 is a `hidden beast` number, since 3 + 0 + 0 + 320 + 320 + 2 + 0 + 0 + 21 = 666.
It is not a de Polignac number, because 30032032020021 - 21 = 30032032020019 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30032032019976 and 30032032020003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30032032020121) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3542344431 + ... + 3542352908.
It is an arithmetic number, because the mean of its divisors is an integer number (2798455449300).
Almost surely, 230032032020021 is an apocalyptic number.
It is an amenable number.
30032032020021 is a deficient number, since it is larger than the sum of its proper divisors (14743255168779).
30032032020021 is a wasteful number, since it uses less digits than its factorization.
30032032020021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7084697505 (or 7084697499 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
Adding to 30032032020021 its reverse (12002023023003), we get a palindrome (42034055043024).
The spelling of 30032032020021 in words is "thirty trillion, thirty-two billion, thirty-two million, twenty thousand, twenty-one".
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