Base | Representation |
---|---|
bin | 1011110101111100001100… |
… | …1010010010111000110111 |
3 | 1201002211022012002100120202 |
4 | 2331133003022102320313 |
5 | 3201320130423130403 |
6 | 43405524544551115 |
7 | 2512521310616165 |
oct | 275370312227067 |
9 | 51084265070522 |
10 | 13021320130103 |
11 | 417034682602a |
12 | 156375192249b |
13 | 735b9c9c870c |
14 | 33034178c235 |
15 | 178aab26c688 |
hex | bd7c3292e37 |
13021320130103 has 4 divisors (see below), whose sum is σ = 13033733210400. Its totient is φ = 13008907049808.
The previous prime is 13021320130097. The next prime is 13021320130121. The reversal of 13021320130103 is 30103102312031.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 13021320130103 - 24 = 13021320130087 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 (13021320130703) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6206538575 + ... + 6206540672.
It is an arithmetic number, because the mean of its divisors is an integer number (3258433302600).
Almost surely, 213021320130103 is an apocalyptic number.
13021320130103 is a deficient number, since it is larger than the sum of its proper divisors (12413080297).
13021320130103 is a wasteful number, since it uses less digits than its factorization.
13021320130103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12413080296.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 13021320130103 its reverse (30103102312031), we get a palindrome (43124422442134).
The spelling of 13021320130103 in words is "thirteen trillion, twenty-one billion, three hundred twenty million, one hundred thirty thousand, one hundred three".
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