Base | Representation |
---|---|
bin | 1101101001000111101110… |
… | …11100110001111100100111 |
3 | 10221012222202201212221002100 |
4 | 12310203313130301330213 |
5 | 12413010403444042411 |
6 | 143445523020343143 |
7 | 6214304666665152 |
oct | 664436734617447 |
9 | 127188681787070 |
10 | 30000203112231 |
11 | 961701860a300 |
12 | 34462a73a4ab3 |
13 | 1398012545cc1 |
14 | 75a03633cc99 |
15 | 370592a4a456 |
hex | 1b48f7731f27 |
30000203112231 has 18 divisors (see below), whose sum is σ = 47631176476520. Its totient is φ = 18181941279480.
The previous prime is 30000203112179. The next prime is 30000203112233. The reversal of 30000203112231 is 13221130200003.
30000203112231 is a `hidden beast` number, since 300 + 0 + 0 + 2 + 0 + 311 + 22 + 31 = 666.
It is not a de Polignac number, because 30000203112231 - 238 = 29725325205287 is a prime.
It is a super-2 number, since 2×300002031122312 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30000203112233) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 13774196851 + ... + 13774199028.
Almost surely, 230000203112231 is an apocalyptic number.
30000203112231 is a deficient number, since it is larger than the sum of its proper divisors (17630973364289).
30000203112231 is a wasteful number, since it uses less digits than its factorization.
30000203112231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27548395907 (or 27548395893 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 30000203112231 its reverse (13221130200003), we get a palindrome (43221333312234).
The spelling of 30000203112231 in words is "thirty trillion, two hundred three million, one hundred twelve thousand, two hundred thirty-one".
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