Base | Representation |
---|---|
bin | 101110110111111001001… |
… | …0111010011111000010000 |
3 | 211210212111112120120122121 |
4 | 1131233302113103320100 |
5 | 1321022132334024322 |
6 | 21411303242544024 |
7 | 1233302161653433 |
oct | 135576227237020 |
9 | 24725445516577 |
10 | 6442222173712 |
11 | 2064149517896 |
12 | 880667208014 |
13 | 379664246980 |
14 | 183b3b72d81a |
15 | b289c4b4ec7 |
hex | 5dbf25d3e10 |
6442222173712 has 40 divisors (see below), whose sum is σ = 13442797652760. Its totient is φ = 2973144560640.
The previous prime is 6442222173701. The next prime is 6442222173733. The reversal of 6442222173712 is 2173712222446.
It can be written as a sum of positive squares in 4 ways, for example, as 2120413594896 + 4321808578816 = 1456164^2 + 2078896^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2328114 + ... + 4278382.
It is an arithmetic number, because the mean of its divisors is an integer number (336069941319).
Almost surely, 26442222173712 is an apocalyptic number.
It is an amenable number.
6442222173712 is an abundant number, since it is smaller than the sum of its proper divisors (7000575479048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6442222173712 is a wasteful number, since it uses less digits than its factorization.
6442222173712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1966171 (or 1966165 counting only the distinct ones).
The product of its digits is 451584, while the sum is 43.
The spelling of 6442222173712 in words is "six trillion, four hundred forty-two billion, two hundred twenty-two million, one hundred seventy-three thousand, seven hundred twelve".
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