20011969 is an odd 8-digits composite number following 20011968
and preceding 20011970 . In scientific notation, it is written as 2.0011969 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 19867860 positive integers (up to 20011969) that are relatively prime to 20011969.
20011969 has 4 divisors, whose sum is 20156080
The reverse of 20011969 is 96911002
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million eleven thousand nine hundred sixty-nine
Scientific notation
2.0011969 × 10^7
Engineering notation
2.0011969 × 10^6
Prime Factorization
139 × 143971
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20011969
Product of the distinct prime numbers
The prime factorization of 20011969 is 139 × 143971.
Since it has a total of 2 prime factors.
8 , 10 , 77 , 62 , 514 , 382 , 5735 , 2355 , 85812 , 96077 , 521895 , 236228 , 1858312 , 1257966 , 66208972 , 72057442 , 234109383 , 225328005 , 4889413721 , 2534899747
n×2
40023938
n×3
60035907
n×4
80047876
n×5
100059845
n÷2
10005984.5
n÷3
6670656.3333333
n÷3
5002992.25
n÷5
4002393.8
n2
400478903256961
n3
8.0143713971323E+21
n4
1.603833519539E+29
n5
3.2095866674175E+36
2 √n
4473.4739297329
3 √n
271.49589896886
4 √n
66.884033443961
5 √n
28.857450826769
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
-20011968
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 20011969 can be divided by 4 positive divisors.
The sum of these divisors (counting 20011969) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010101101111000001
3
Ternary
1101122201021001
4
Quaternary
1030111233001
5
Quinary
20110340334
6
Senary
1552532001
8
Octal
114255701
10
Decimal
20011969
12
Duodecimal
6851001
16
Hexadecimal
1315bc1
20
Vigesimal
6519i9
36
Base36
bwxc1
md5
73d4c9026480a8cc2e1a9ed2bb29de9f
sha1
6dc7d37d5de85826824c1f3d3ebecf3c0f502f6e
sha256
833ea1f38b26c9425cb046a12934b98ea112ca27ef9fe612f0388e6b82d82e96
sha512
c45edd002e4e5c6407a3394386657a5d073dddf9e2aed959b2ddd4263fca21d76d49d9e52c24646e42c6f01fc4aeb9fec79770ab601e401053ff04023f50b54f
ripemd-160
38b036b1e22dec21c4c59cce51f0e5caa30379ea
Diameter
40023938
Circumference
125738909.58853
Area
1.2581415803898E+15
Volume
3.3570520405828E+22
Surface area
5.0325663215591E+15
Circumference
125738909.58853
Perimeter
80047876
Area
400478903256961
Diagonal
28301197.96959
Surface area
2402873419541766
Volume
8.0143713971323E+21
Space diagonal
34661747.067493
Perimeter
60035907
Area
1.7341245195013E+14
Altitude
17330873.533747
Surface area
1.7341245195013E+14
Volume
9.4450272697663E+20
Height
9433732.65653