Base | Representation |
---|---|
bin | 11000101000100… |
… | …11101101101111 |
3 | 112101211220210222 |
4 | 30110103231233 |
5 | 410400301343 |
6 | 32301121555 |
7 | 5056332533 |
oct | 1424235557 |
9 | 471756728 |
10 | 206650223 |
11 | a671540a |
12 | 592592bb |
13 | 33a75250 |
14 | 1d633bc3 |
15 | 1321ea68 |
hex | c513b6f |
206650223 has 4 divisors (see below), whose sum is σ = 222546408. Its totient is φ = 190754040.
The previous prime is 206650159. The next prime is 206650243. The reversal of 206650223 is 322056602.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 206650223 - 26 = 206650159 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 206650192 and 206650201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (206650243) 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, 7948073 + ... + 7948098.
It is an arithmetic number, because the mean of its divisors is an integer number (55636602).
Almost surely, 2206650223 is an apocalyptic number.
206650223 is a deficient number, since it is larger than the sum of its proper divisors (15896185).
206650223 is a wasteful number, since it uses less digits than its factorization.
206650223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15896184.
The product of its (nonzero) digits is 4320, while the sum is 26.
The square root of 206650223 is about 14375.3338396018. Note that the first 3 decimals coincide. The cubic root of 206650223 is about 591.2147938100.
The spelling of 206650223 in words is "two hundred six million, six hundred fifty thousand, two hundred twenty-three".
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