Base | Representation |
---|---|
bin | 1100000001001110111011… |
… | …0000101110111111110001 |
3 | 1201210101001201202202200211 |
4 | 3000103232300232333301 |
5 | 3213004441214432223 |
6 | 44035011521544121 |
7 | 2532530035254451 |
oct | 300235660567761 |
9 | 51711051682624 |
10 | 13215325155313 |
11 | 4235651588a06 |
12 | 15952757a5041 |
13 | 74b279cbb218 |
14 | 3398a75abd61 |
15 | 17db6324cd0d |
hex | c04eec2eff1 |
13215325155313 has 4 divisors (see below), whose sum is σ = 13910868584560. Its totient is φ = 12519781726068.
The previous prime is 13215325155301. The next prime is 13215325155359. The reversal of 13215325155313 is 31355152351231.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13215325155313 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13215325155013) 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, 347771714595 + ... + 347771714632.
It is an arithmetic number, because the mean of its divisors is an integer number (3477717146140).
Almost surely, 213215325155313 is an apocalyptic number.
It is an amenable number.
13215325155313 is a deficient number, since it is larger than the sum of its proper divisors (695543429247).
13215325155313 is an equidigital number, since it uses as much as digits as its factorization.
13215325155313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 695543429246.
The product of its digits is 202500, while the sum is 40.
The spelling of 13215325155313 in words is "thirteen trillion, two hundred fifteen billion, three hundred twenty-five million, one hundred fifty-five thousand, three hundred thirteen".
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