20206988 is an even 8-digits composite number following 20206987
and preceding 20206989 . In scientific notation, it is written as 2.0206988 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 6 positive divisors.
There are 10103492 positive integers (up to 20206988) that are relatively prime to 20206988.
20206988 has 6 divisors, whose sum is 35362236
The reverse of 20206988 is 88960202
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million two hundred six thousand nine hundred eighty-eight
Scientific notation
2.0206988 × 10^7
Engineering notation
2.0206988 × 10^6
Prime Factorization
2 × 2 × 5051747
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10103494
Product of the distinct prime numbers
The prime factorization of 20206988 is 2 × 2 × 5051747.
Since it has a total of 3 prime factors.
1 , 2 , 74 , 23 , 146 , 539 , 6848 , 7131 , 52566 , 13508 , 304141 , 449551 , 3947063 , 2761955 , 82767275 , 26660252 , 227641049 , 190488767 , 9924265001 , 1324799499
n×2
40413976
n×3
60620964
n×4
80827952
n×5
101034940
n÷2
10103494
n÷3
6735662.6666667
n÷3
5051747
n÷5
4041397.6
n2
408322364032144
n3
8.2509651101292E+21
n4
1.667271529688E+29
n5
3.3690535793147E+36
2 √n
4495.2183484231
3 √n
272.37496943476
4 √n
67.046389525635
5 √n
28.913476711707
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20206987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20206988 can be divided by 6 positive divisors.
The sum of these divisors (counting 20206988) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001101000101010110001100
3
Ternary
1102000121202222
4
Quaternary
1031011112030
5
Quinary
20133110423
6
Senary
2001034512
8
Octal
115052614
10
Decimal
20206988
12
Duodecimal
6925a38
16
Hexadecimal
134558c
20
Vigesimal
665h98
36
Base36
c13t8
md5
1ae8bbaa599c5f617c9c8d8aaa405e33
sha1
c304060c546c8bbdaf5559209d8c5eceb6bca816
sha256
b08461172c5547ec4c5c79b35b5c0d2d43c450df81ab3c8db46a1a3d3e5c3f8f
sha512
580126ef8a9de1474cef89fd14e5f3b14d0c29ccc425f99f27367a7c0ffdd1e45921a9097d3c16bff2cee63086fc3c51f2d348a7c20da921fee54c3c9aff9c83
ripemd-160
286e73ca3c63cf66c241abe7f076e67c5bf6b5b5
Diameter
40413976
Circumference
126964250.10395
Area
1.2827825391398E+15
Volume
3.4561561833343E+22
Surface area
5.1311301565592E+15
Circumference
126964250.10395
Perimeter
80827952
Area
408322364032144
Diagonal
28576996.48431
Surface area
2449934184192864
Volume
8.2509651101292E+21
Space diagonal
34999529.883935
Perimeter
60620964
Area
1.7680877009258E+14
Altitude
17499764.941967
Surface area
1.7680877009258E+14
Volume
9.7238556345099E+20
Height
9525665.4947701