20081801 is an odd 8-digits composite number following 20081800
and preceding 20081802 . In scientific notation, it is written as 2.0081801 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 20063232 positive integers (up to 20081801) that are relatively prime to 20081801.
20081801 has 4 divisors, whose sum is 20100372
The reverse of 20081801 is 10818002
Previous prime number is 1153
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million eighty-one thousand eight hundred one
Scientific notation
2.0081801 × 10^7
Engineering notation
2.0081801 × 10^6
Prime Factorization
1153 × 17417
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20081801
Product of the distinct prime numbers
The prime factorization of 20081801 is 1153 × 17417.
Since it has a total of 2 prime factors.
7 , 3 , 31 , 11 , 404 , 273 , 925 , 3455 , 48003 , 88969 , 884922 , 995152 , 9860245 , 7856397 , 59660638 , 21497345 , 615002464 , 404165721 , 971006695 , 7772057193
n×2
40163602
n×3
60245403
n×4
80327204
n×5
100409005
n÷2
10040900.5
n÷3
6693933.6666667
n÷3
5020450.25
n÷5
4016360.2
n2
403278731403601
n3
8.0985632315796E+21
n4
1.626337352025E+29
n5
3.2659783062233E+36
2 √n
4481.2722523855
3 √n
271.81132839346
4 √n
66.942305400886
5 √n
28.877562456887
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20081800
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20081801 can be divided by 4 positive divisors.
The sum of these divisors (counting 20081801) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100100110110010001001
3
Ternary
1101210021001102
4
Quaternary
1030212302021
5
Quinary
20120104201
6
Senary
1554231145
8
Octal
114466211
10
Decimal
20081801
12
Duodecimal
68854b5
16
Hexadecimal
1326c89
20
Vigesimal
65a4a1
36
Base36
byf7t
md5
17cd7ac4b0f0224cbf962540baed45e8
sha1
6cdaedb78f7d3ee66d1d38f20654ce30fd29da6a
sha256
ae0ae3fc5f8068d2e7532265cd2845e655e81ee04c5f8a318566ccc176f56169
sha512
437dd880a9f3328d7c3e6973d6c688dabfcae82dfd299513e962b3b4e878a823df5eb3a5075b8610017de4cdb99a00a3be7750917b18885611f8909efd6580ad
ripemd-160
167387fd58cc9cdc6a95f90e210cb1a3dfbc9a10
Diameter
40163602
Circumference
126177676.9849
Area
1.2669374999266E+15
Volume
3.3923182337284E+22
Surface area
5.0677499997063E+15
Circumference
126177676.9849
Perimeter
80327204
Area
403278731403601
Diagonal
28399955.331078
Surface area
2419672388421606
Volume
8.0985632315796E+21
Space diagonal
34782699.639487
Perimeter
60245403
Area
1.7462481310074E+14
Altitude
17391349.819744
Surface area
1.7462481310074E+14
Volume
9.5442482981966E+20
Height
9466651.7770259