Base | Representation |
---|---|
bin | 1100000110001111010001… |
… | …1110001111001000001101 |
3 | 1202002121000212211112021011 |
4 | 3001203310132033020031 |
5 | 3220412101000043110 |
6 | 44142313040405221 |
7 | 2541663055126063 |
oct | 301436436171015 |
9 | 52077025745234 |
10 | 13301320315405 |
11 | 426907060a551 |
12 | 15a9a75316811 |
13 | 7564031b5b35 |
14 | 33db04656033 |
15 | 180ee7bea48a |
hex | c18f478f20d |
13301320315405 has 4 divisors (see below), whose sum is σ = 15961584378492. Its totient is φ = 10641056252320.
The previous prime is 13301320315357. The next prime is 13301320315421. The reversal of 13301320315405 is 50451302310331.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 8451683923684 + 4849636391721 = 2907178^2 + 2202189^2 .
It is not a de Polignac number, because 13301320315405 - 241 = 11102297059853 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1330132031536 + ... + 1330132031545.
It is an arithmetic number, because the mean of its divisors is an integer number (3990396094623).
Almost surely, 213301320315405 is an apocalyptic number.
It is an amenable number.
13301320315405 is a deficient number, since it is larger than the sum of its proper divisors (2660264063087).
13301320315405 is an equidigital number, since it uses as much as digits as its factorization.
13301320315405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2660264063086.
The product of its (nonzero) digits is 16200, while the sum is 31.
Adding to 13301320315405 its reverse (50451302310331), we get a palindrome (63752622625736).
The spelling of 13301320315405 in words is "thirteen trillion, three hundred one billion, three hundred twenty million, three hundred fifteen thousand, four hundred five".
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