Base | Representation |
---|---|
bin | 11000101001110… |
… | …10011010001000 |
3 | 112102010222012221 |
4 | 30110322122020 |
5 | 410420334322 |
6 | 32304343424 |
7 | 5060562565 |
oct | 1424723210 |
9 | 472128187 |
10 | 206808712 |
11 | a68134a0 |
12 | 59314b74 |
13 | 33acc426 |
14 | 1d67586c |
15 | 132519c7 |
hex | c53a688 |
206808712 has 16 divisors (see below), whose sum is σ = 423018000. Its totient is φ = 94003920.
The previous prime is 206808697. The next prime is 206808737. The reversal of 206808712 is 217808602.
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, 1174962 + ... + 1175137.
It is an arithmetic number, because the mean of its divisors is an integer number (26438625).
Almost surely, 2206808712 is an apocalyptic number.
206808712 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
206808712 is an abundant number, since it is smaller than the sum of its proper divisors (216209288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
206808712 is a wasteful number, since it uses less digits than its factorization.
206808712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2350116 (or 2350112 counting only the distinct ones).
The product of its (nonzero) digits is 10752, while the sum is 34.
The square root of 206808712 is about 14380.8453159055. The cubic root of 206808712 is about 591.3658979251.
It can be divided in two parts, 20680 and 8712, that added together give a palindrome (29392).
The spelling of 206808712 in words is "two hundred six million, eight hundred eight thousand, seven hundred twelve".
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