Base | Representation |
---|---|
bin | 11100001001111010… |
… | …100010110100110101 |
3 | 2220000212011122211100 |
4 | 130021322202310311 |
5 | 443403131104023 |
6 | 21515445400313 |
7 | 2120104135503 |
oct | 341172426465 |
9 | 86025148740 |
10 | 30231113013 |
11 | 11903747722 |
12 | 5a38409099 |
13 | 2b0a223b6a |
14 | 166b009673 |
15 | bbe07bc43 |
hex | 709ea2d35 |
30231113013 has 12 divisors (see below), whose sum is σ = 43935062080. Its totient is φ = 20030429736.
The previous prime is 30231112997. The next prime is 30231113021. The reversal of 30231113013 is 31031113203.
It is a happy number.
It is not a de Polignac number, because 30231113013 - 24 = 30231112997 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30231113093) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10302253 + ... + 10305186.
Almost surely, 230231113013 is an apocalyptic number.
It is an amenable number.
30231113013 is a deficient number, since it is larger than the sum of its proper divisors (13703949067).
30231113013 is a wasteful number, since it uses less digits than its factorization.
30231113013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20607608 (or 20607605 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 18.
Adding to 30231113013 its reverse (31031113203), we get a palindrome (61262226216).
The spelling of 30231113013 in words is "thirty billion, two hundred thirty-one million, one hundred thirteen thousand, thirteen".
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