Base | Representation |
---|---|
bin | 1101101001000111010111… |
… | …00010100110100110010100 |
3 | 10221012222020210221000201112 |
4 | 12310203223202212212110 |
5 | 12413010001321441040 |
6 | 143445451122114152 |
7 | 6214300022502230 |
oct | 664435342464624 |
9 | 127188223830645 |
10 | 30000003312020 |
11 | 9616a25853465 |
12 | 34462504ab958 |
13 | 1397cb002b921 |
14 | 75a0179ad5c0 |
15 | 370580230365 |
hex | 1b48eb8a6994 |
30000003312020 has 96 divisors (see below), whose sum is σ = 74114773625088. Its totient is φ = 9987607498752.
The previous prime is 30000003312017. The next prime is 30000003312031. The reversal of 30000003312020 is 2021330000003.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a junction number, because it is equal to n+sod(n) for n = 30000003311986 and 30000003312004.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20121122 + ... + 21560601.
It is an arithmetic number, because the mean of its divisors is an integer number (772028891928).
Almost surely, 230000003312020 is an apocalyptic number.
It is an amenable number.
30000003312020 is an abundant number, since it is smaller than the sum of its proper divisors (44114770313068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30000003312020 is a wasteful number, since it uses less digits than its factorization.
30000003312020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41681889 (or 41681887 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 14.
Adding to 30000003312020 its reverse (2021330000003), we get a palindrome (32021333312023).
The spelling of 30000003312020 in words is "thirty trillion, three million, three hundred twelve thousand, twenty".
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