Base | Representation |
---|---|
bin | 11100001000101111… |
… | …000000011000000000 |
3 | 2212222110220121201022 |
4 | 130020233000120000 |
5 | 443333043423404 |
6 | 21513501125012 |
7 | 2116443623132 |
oct | 341057003000 |
9 | 85873817638 |
10 | 30211311104 |
11 | 118a3552207 |
12 | 5a31859768 |
13 | 2b060ac960 |
14 | 1668533052 |
15 | bbc4698be |
hex | 708bc0600 |
30211311104 has 80 divisors (see below), whose sum is σ = 65923593120. Its totient is φ = 13747077120.
The previous prime is 30211311079. The next prime is 30211311131. The reversal of 30211311104 is 40111311203.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 440612 + ... + 504540.
It is an arithmetic number, because the mean of its divisors is an integer number (824044914).
Almost surely, 230211311104 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30211311104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32961796560).
30211311104 is an abundant number, since it is smaller than the sum of its proper divisors (35712282016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30211311104 is an equidigital number, since it uses as much as digits as its factorization.
30211311104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64031 (or 64015 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 30211311104 its reverse (40111311203), we get a palindrome (70322622307).
Subtracting 30211311104 from its reverse (40111311203), we obtain a palindrome (9900000099).
The spelling of 30211311104 in words is "thirty billion, two hundred eleven million, three hundred eleven thousand, one hundred four".
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