Base | Representation |
---|---|
bin | 10011000000101111… |
… | …000011100011111101 |
3 | 1221200122110200121110 |
4 | 103000233003203331 |
5 | 313301314230023 |
6 | 13213334352233 |
7 | 1321602202134 |
oct | 230057034375 |
9 | 57618420543 |
10 | 20413430013 |
11 | 8725938119 |
12 | 3b584bb679 |
13 | 1c0423c092 |
14 | db918491b |
15 | 7e71d3a93 |
hex | 4c0bc38fd |
20413430013 has 8 divisors (see below), whose sum is σ = 27220600800. Its totient is φ = 13607606288.
The previous prime is 20413430003. The next prime is 20413430077. The reversal of 20413430013 is 31003431402.
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 20413430013 - 221 = 20411332861 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20413430003) 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, 300858 + ... + 362411.
It is an arithmetic number, because the mean of its divisors is an integer number (3402575100).
Almost surely, 220413430013 is an apocalyptic number.
It is an amenable number.
20413430013 is a deficient number, since it is larger than the sum of its proper divisors (6807170787).
20413430013 is a wasteful number, since it uses less digits than its factorization.
20413430013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 673531.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 20413430013 its reverse (31003431402), we get a palindrome (51416861415).
The spelling of 20413430013 in words is "twenty billion, four hundred thirteen million, four hundred thirty thousand, thirteen".
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