20809669 is an odd 8-digits prime number following 20809668
and preceding 20809670 . In scientific notation, it is written as 2.0809669 × 10^7.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 20809668 positive integers (up to 20809669) that are relatively prime to 20809669.
20809669 has 2 divisors, whose sum is 20809670
The reverse of 20809669 is 96690802
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million eight hundred nine thousand six hundred sixty-nine
Scientific notation
2.0809669 × 10^7
Engineering notation
2.0809669 × 10^6
Prime Factorization
20809669
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20809669
Product of the distinct prime numbers
The prime factorization of 20809669 is 20809669.
Since it has a total of 1 prime factors.
2 , 5 , 99 , 56 , 929 , 127 , 2720 , 7693 , 14241 , 57702 , 143642 , 601965 , 6566518 , 3387113 , 12297976 , 26133007 , 216501386 , 466966696 , 494361906 , 352408050
n×2
41619338
n×3
62429007
n×4
83238676
n×5
104048345
n÷2
10404834.5
n÷3
6936556.3333333
n÷3
5202417.25
n÷5
4161933.8
n2
433042323889561
n3
9.0114674231326E+21
n4
1.8752565427967E+29
n5
3.9023467945684E+36
2 √n
4561.761611483
3 √n
275.05638072649
4 √n
67.540814412346
5 √n
29.083926234285
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20809670
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10404835
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4561.7617210898
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999038908
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20809669 can be divided by 2 positive divisors.
The sum of these divisors (counting 20809669) is 20809670, the average is 10404835.
Base
System
Value
2
Binary
1001111011000011111000101
3
Ternary
1110011020111111
4
Quaternary
1033120133011
5
Quinary
20311402134
6
Senary
2022005021
8
Octal
117303705
10
Decimal
20809669
12
Duodecimal
6b76771
16
Hexadecimal
13d87c5
20
Vigesimal
6a1439
36
Base36
ce0ud
md5
181643fb13bced7deb9b1a56885c5fea
sha1
608446f54ce699fd7cd745297cde4965c06d152d
sha256
3a8737e0c1cc3512e57f87eea3f51a8cdfbc6629022894a7ec61255c9d62ba03
sha512
19acda6b4c80e4ce2f3f99948245cb4e5dc5ae284c3d8ee1b4e3e682cef98b1dedb98e9cc83524e535301a6ba08d2449ed85ba412454a8471af37dc5f5f308d6
ripemd-160
ba5bc7358ddce370acf0977852282a6a8a283f57
Diameter
41619338
Circumference
130751006.50807
Area
1.3604425834249E+15
Volume
3.7747146472769E+22
Surface area
5.4417703336996E+15
Circumference
130751006.50807
Perimeter
83238676
Area
433042323889561
Diagonal
29429316.128295
Surface area
2598253943337366
Volume
9.0114674231326E+21
Space diagonal
36043403.996691
Perimeter
62429007
Area
1.875128267011E+14
Altitude
18021701.998346
Surface area
1.875128267011E+14
Volume
1.0620116205564E+21
Height
9809772.042765