Base | Representation |
---|---|
bin | 11000010001010101… |
… | …10011111010100001 |
3 | 1020122002212222021120 |
4 | 30020222303322201 |
5 | 203141231423210 |
6 | 5552553242453 |
7 | 640622040111 |
oct | 141052637241 |
9 | 36562788246 |
10 | 13030342305 |
11 | 558731a042 |
12 | 2637a03429 |
13 | 12c8766726 |
14 | 8b87c7041 |
15 | 513e47270 |
hex | 308ab3ea1 |
13030342305 has 8 divisors (see below), whose sum is σ = 20848547712. Its totient is φ = 6949515888.
The previous prime is 13030342301. The next prime is 13030342333. The reversal of 13030342305 is 50324303031.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13030342305 - 22 = 13030342301 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13030342301) 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, 434344729 + ... + 434344758.
It is an arithmetic number, because the mean of its divisors is an integer number (2606068464).
Almost surely, 213030342305 is an apocalyptic number.
13030342305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13030342305 is a deficient number, since it is larger than the sum of its proper divisors (7818205407).
13030342305 is an equidigital number, since it uses as much as digits as its factorization.
13030342305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 868689495.
The product of its (nonzero) digits is 3240, while the sum is 24.
Adding to 13030342305 its reverse (50324303031), we get a palindrome (63354645336).
The spelling of 13030342305 in words is "thirteen billion, thirty million, three hundred forty-two thousand, three hundred five".
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