Base | Representation |
---|---|
bin | 1011000110111010111000… |
… | …0101111001101010101110 |
3 | 1121020121012201002102000112 |
4 | 2301232232011321222232 |
5 | 3100101233234230123 |
6 | 41550451010300022 |
7 | 2400253142632406 |
oct | 261565605715256 |
9 | 47217181072015 |
10 | 12213512805038 |
11 | 39897a3633476 |
12 | 1453088887612 |
13 | 6a79633ca08c |
14 | 3031cc595806 |
15 | 162a7c83dd78 |
hex | b1bae179aae |
12213512805038 has 8 divisors (see below), whose sum is σ = 18320344852080. Its totient is φ = 6106731187680.
The previous prime is 12213512804971. The next prime is 12213512805041. The reversal of 12213512805038 is 83050821531221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 12213512804986 and 12213512805004.
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, 11996018 + ... + 12974261.
It is an arithmetic number, because the mean of its divisors is an integer number (2290043106510).
Almost surely, 212213512805038 is an apocalyptic number.
12213512805038 is a deficient number, since it is larger than the sum of its proper divisors (6106832047042).
12213512805038 is a wasteful number, since it uses less digits than its factorization.
12213512805038 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25214842.
The product of its (nonzero) digits is 115200, while the sum is 41.
The spelling of 12213512805038 in words is "twelve trillion, two hundred thirteen billion, five hundred twelve million, eight hundred five thousand, thirty-eight".
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