Base | Representation |
---|---|
bin | 10110011010011100… |
… | …10111101101100101 |
3 | 1011001121021022101022 |
4 | 23031032113231211 |
5 | 144120423443023 |
6 | 5310005340525 |
7 | 604122035033 |
oct | 131516275545 |
9 | 34047238338 |
10 | 12033031013 |
11 | 5115372333 |
12 | 23b9a07745 |
13 | 1199c5b2c3 |
14 | 822179553 |
15 | 4a65e77c8 |
hex | 2cd397b65 |
12033031013 has 8 divisors (see below), whose sum is σ = 12318185376. Its totient is φ = 11750029200.
The previous prime is 12033030979. The next prime is 12033031019. The reversal of 12033031013 is 31013033021.
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 12033031013 - 226 = 11965922149 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12033030982 and 12033031000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12033031019) 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, 526823 + ... + 549188.
It is an arithmetic number, because the mean of its divisors is an integer number (1539773172).
Almost surely, 212033031013 is an apocalyptic number.
It is an amenable number.
12033031013 is a deficient number, since it is larger than the sum of its proper divisors (285154363).
12033031013 is a wasteful number, since it uses less digits than its factorization.
12033031013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1076275.
The product of its (nonzero) digits is 162, while the sum is 17.
Adding to 12033031013 its reverse (31013033021), we get a palindrome (43046064034).
The spelling of 12033031013 in words is "twelve billion, thirty-three million, thirty-one thousand, thirteen".
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