Base | Representation |
---|---|
bin | 1101101001101100110011… |
… | …11111101001010010100111 |
3 | 10221021220011002021010111201 |
4 | 12310312121333221102213 |
5 | 12413322141131424431 |
6 | 143503014222543331 |
7 | 6215611212001234 |
oct | 664663177512247 |
9 | 127256132233451 |
10 | 30020110029991 |
11 | 9624503542254 |
12 | 344a122137b47 |
13 | 1399b6585ca93 |
14 | 75ada411478b |
15 | 370d5a52b461 |
hex | 1b4d99fe94a7 |
30020110029991 has 8 divisors (see below), whose sum is σ = 31444439938560. Its totient is φ = 28605705765912.
The previous prime is 30020110029989. The next prime is 30020110030013. The reversal of 30020110029991 is 19992001102003.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30020110029991 - 21 = 30020110029989 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30020110029991.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30020110029391) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2481404931 + ... + 2481417028.
It is an arithmetic number, because the mean of its divisors is an integer number (3930554992320).
Almost surely, 230020110029991 is an apocalyptic number.
30020110029991 is a deficient number, since it is larger than the sum of its proper divisors (1424329908569).
30020110029991 is a wasteful number, since it uses less digits than its factorization.
30020110029991 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4962822245.
The product of its (nonzero) digits is 8748, while the sum is 37.
It can be divided in two parts, 30020 and 110029991, that added together give a palindrome (110060011).
The spelling of 30020110029991 in words is "thirty trillion, twenty billion, one hundred ten million, twenty-nine thousand, nine hundred ninety-one".
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