206988 is an even 6-digits composite number following 206987
and preceding 206989 . In scientific notation, it is written as 2.06988 × 10^5.
The sum of its digits is 33. It has a total of 5 prime factors and 24 positive divisors.
There are 67344 positive integers (up to 206988) that are relatively prime to 206988.
206988 has 24 divisors, whose sum is 494592
The reverse of 206988 is 889602
Previous prime number is 367
Is Prime? no
Number parity even
Number length 6
Sum of Digits 33
Digital Root 6
Name
two hundred six thousand nine hundred eighty-eight
Scientific notation
2.06988 × 10^5
Engineering notation
2.06988 × 10^3
Prime Factorization
2 × 2 × 3 × 367 × 47
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
103494
Product of the distinct prime numbers
The prime factorization of 206988 is 2 × 2 × 3 × 367 × 47.
Since it has a total of 5 prime factors.
6 , 1 , 73 , 91 , 814 , 854 , 8708 , 9865 , 54980 , 12613 , 723914 , 993224 , 6479790 , 7497763 , 62305716 , 34346479 , 957117273 , 674859049 , 6575043378 , 8998161631
n×2
413976
n×3
620964
n×4
827952
n×5
1034940
n÷2
103494
n÷3
68996
n÷3
51747
n÷5
41397.6
n2
42844032144
n3
8868200525422272
n4
1.8356110903561E+21
n5
3.7994946837063E+26
2 √n
454.95933884249
3 √n
59.153673886667
4 √n
21.329775874174
5 √n
11.566155681426
1 , 2 , 3 , 4 , 6 , 12 , 47 , 94 , 141 , 188 , 282 , 367 , 564 , 734 , 1101 , 1468 , 2202 , 4404 , 17249 , 34498 , 51747 , 68996 , 103494 , 206988
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-206987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 206988 can be divided by 24 positive divisors.
The sum of these divisors (counting 206988) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
110010100010001100
3
Ternary
101111221020
4
Quaternary
302202030
5
Quinary
23110423
6
Senary
4234140
8
Octal
624214
10
Decimal
206988
12
Duodecimal
9b950
16
Hexadecimal
3288c
20
Vigesimal
15h98
36
Base36
4fpo
md5
0214961708667c78d64dd02cbda4e1f4
sha1
3d0395640f98b0d96395d762ea2fb21ed17c2797
sha256
11265b5e7517a03da42e52a520ee73fb963f97c67ef7f382a1a573027318a525
sha512
70ebbafe2c5d3c8e138ed375f29dbad501cfb55c2da6321801287b2b6a2dc21a5834bca99d5c92484048ce54daca0beb445dc0d560b1862fc4e6359375edee36
ripemd-160
e620f3c1626b06720ee7e00573a50947c1b6e078
Diameter
413976
Circumference
1300543.9603625
Area
134598496633.76
Volume
3.714703149497E+16
Surface area
538393986535.02
Circumference
1300543.9603625
Perimeter
827952
Area
42844032144
Diagonal
292725.23684848
Surface area
257064192864
Volume
8868200525422272
Space diagonal
358513.73255707
Perimeter
620964
Area
18552010118.631
Altitude
179256.86627853
Surface area
18552010118.631
Volume
1.0451274547414E+15
Height
97575.078949494