Base | Representation |
---|---|
bin | 1101101001101100100111… |
… | …00100010100011001011111 |
3 | 10221021212212120100222000000 |
4 | 12310312103210110121133 |
5 | 12413321431031000411 |
6 | 143502555411505343 |
7 | 6215605432330425 |
oct | 664662344243137 |
9 | 127255776328000 |
10 | 30020002203231 |
11 | 9624458695427 |
12 | 344a0b1bb8253 |
13 | 1399b49408971 |
14 | 75ad93a87115 |
15 | 370d50d2c956 |
hex | 1b4d9391465f |
30020002203231 has 112 divisors (see below), whose sum is σ = 50358590300160. Its totient is φ = 17789041670400.
The previous prime is 30020002203227. The next prime is 30020002203281. The reversal of 30020002203231 is 13230220002003.
It is a happy number.
30020002203231 is a `hidden beast` number, since 30 + 0 + 200 + 0 + 2 + 203 + 231 = 666.
It is not a de Polignac number, because 30020002203231 - 22 = 30020002203227 is a prime.
It is a super-2 number, since 2×300200022032312 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30020002203211) by changing a digit.
It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 21851506 + ... + 23184656.
Almost surely, 230020002203231 is an apocalyptic number.
30020002203231 is a deficient number, since it is larger than the sum of its proper divisors (20338588096929).
30020002203231 is a wasteful number, since it uses less digits than its factorization.
30020002203231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1333288 (or 1333273 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
Adding to 30020002203231 its reverse (13230220002003), we get a palindrome (43250222205234).
The spelling of 30020002203231 in words is "thirty trillion, twenty billion, two million, two hundred three thousand, two hundred thirty-one".
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