Base | Representation |
---|---|
bin | 1100000010111111110… |
… | …0011100110001100000 |
3 | 201210012121000212111210 |
4 | 3000233330130301200 |
5 | 11342324434241411 |
6 | 235024415110120 |
7 | 20644505552352 |
oct | 3005774346140 |
9 | 653177025453 |
10 | 206962805856 |
11 | 7a855121304 |
12 | 3413b512340 |
13 | 16693a01741 |
14 | a034b190d2 |
15 | 55b4892ca6 |
hex | 302ff1cc60 |
206962805856 has 48 divisors (see below), whose sum is σ = 543387431664. Its totient is φ = 68973625344.
The previous prime is 206962805851. The next prime is 206962805867. The reversal of 206962805856 is 658508269602.
It is a tau number, because it is divible by the number of its divisors (48).
It is a junction number, because it is equal to n+sod(n) for n = 206962805796 and 206962805805.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (206962805851) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263440 + ... + 695216.
It is an arithmetic number, because the mean of its divisors is an integer number (11320571493).
Almost surely, 2206962805856 is an apocalyptic number.
It is an amenable number.
206962805856 is an abundant number, since it is smaller than the sum of its proper divisors (336424625808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
206962805856 is a wasteful number, since it uses less digits than its factorization.
206962805856 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 436783 (or 436775 counting only the distinct ones).
The product of its (nonzero) digits is 12441600, while the sum is 57.
The spelling of 206962805856 in words is "two hundred six billion, nine hundred sixty-two million, eight hundred five thousand, eight hundred fifty-six".
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