Base | Representation |
---|---|
bin | 1101111001010001001000… |
… | …10000110001010111100000 |
3 | 11000012000210212212120022201 |
4 | 12330220210100301113200 |
5 | 13001103122431020112 |
6 | 144552435325542544 |
7 | 6302345345231353 |
oct | 674504420612740 |
9 | 130160725776281 |
10 | 30555005720032 |
11 | 981033a186102 |
12 | 3515921714a54 |
13 | 140842b40c051 |
14 | 778c27a5029a |
15 | 37ec14988257 |
hex | 1bca244315e0 |
30555005720032 has 24 divisors (see below), whose sum is σ = 61622366721552. Its totient is φ = 14904880838400.
The previous prime is 30555005720027. The next prime is 30555005720093. The reversal of 30555005720032 is 23002750055503.
It is a junction number, because it is equal to n+sod(n) for n = 30555005719973 and 30555005720000.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11644436844 + ... + 11644439467.
It is an arithmetic number, because the mean of its divisors is an integer number (2567598613398).
Almost surely, 230555005720032 is an apocalyptic number.
30555005720032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
30555005720032 is an abundant number, since it is smaller than the sum of its proper divisors (31067361001520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30555005720032 is a wasteful number, since it uses less digits than its factorization.
30555005720032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23288876362 (or 23288876354 counting only the distinct ones).
The product of its (nonzero) digits is 157500, while the sum is 37.
Adding to 30555005720032 its reverse (23002750055503), we get a palindrome (53557755775535).
The spelling of 30555005720032 in words is "thirty trillion, five hundred fifty-five billion, five million, seven hundred twenty thousand, thirty-two".
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