20091029 is an odd 8-digits composite number following 20091028
and preceding 20091030 . In scientific notation, it is written as 2.0091029 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 16471224 positive integers (up to 20091029) that are relatively prime to 20091029.
20091029 has 4 divisors, whose sum is 20109984
The reverse of 20091029 is 92019002
Previous prime number is 1127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million ninety-one thousand twenty-nine
Scientific notation
2.0091029 × 10^7
Engineering notation
2.0091029 × 10^6
Prime Factorization
1127 × 17827
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20091029
Product of the distinct prime numbers
The prime factorization of 20091029 is 1127 × 17827.
Since it has a total of 2 prime factors.
2 , 5 , 18 , 20 , 121 , 363 , 2421 , 3294 , 85868 , 72084 , 104002 , 698570 , 1108770 , 2278268 , 37030717 , 7711474 , 461430994 , 23287958 , 1621027414 , 446680794
n×2
40182058
n×3
60273087
n×4
80364116
n×5
100455145
n÷2
10045514.5
n÷3
6697009.6666667
n÷3
5022757.25
n÷5
4018205.8
n2
403649446278841
n3
8.1097327310221E+21
n4
1.6293287548121E+29
n5
3.2734891263465E+36
2 √n
4482.3017524482
3 √n
271.85295631377
4 √n
66.949994417088
5 √n
28.880215935808
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
-20091028
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 20091029 can be divided by 4 positive divisors.
The sum of these divisors (counting 20091029) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101001000010010101
3
Ternary
1101210201201012
4
Quaternary
1030221002111
5
Quinary
20120403104
6
Senary
1554342005
8
Octal
114510225
10
Decimal
20091029
12
Duodecimal
688a905
16
Hexadecimal
1329095
20
Vigesimal
65b7b9
36
Base36
bymc5
md5
cd97567a8c093d37f0af9d3f6c37f7f6
sha1
a69884599e4bdb6e9bc4c0ec0afd1c670b6468dd
sha256
c7e2632bee78f80df735c6ad313c5d48f26fcbf23de53df11ef27250b6d9dd81
sha512
70f174fdae87b21d6a32ef3c339f4d7253a9c4b12fee694066eed1a69acc18c5455ac6a29505b18166a687cc04b35c39ca15d55cc4a8c91e411c6bf3122873d5
ripemd-160
fdc3527123726b4abc921330dcd1b5d309447c1c
Diameter
40182058
Circumference
126235658.21892
Area
1.2681021350552E+15
Volume
3.3969969027141E+22
Surface area
5.0724085402208E+15
Circumference
126235658.21892
Perimeter
80364116
Area
403649446278841
Diagonal
28413005.693831
Surface area
2421896677673046
Volume
8.1097327310221E+21
Space diagonal
34798683.00434
Perimeter
60273087
Area
1.747853373505E+14
Altitude
17399341.50217
Surface area
1.747853373505E+14
Volume
9.5574116795271E+20
Height
9471001.8979437