20113921 is an odd 8-digits composite number following 20113920
and preceding 20113922 . In scientific notation, it is written as 2.0113921 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 20101972 positive integers (up to 20113921) that are relatively prime to 20113921.
20113921 has 4 divisors, whose sum is 20125872
The reverse of 20113921 is 12931102
Previous prime number is 2027
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred thirteen thousand nine hundred twenty-one
Scientific notation
2.0113921 × 10^7
Engineering notation
2.0113921 × 10^6
Prime Factorization
2027 × 9923
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20113921
Product of the distinct prime numbers
The prime factorization of 20113921 is 2027 × 9923.
Since it has a total of 2 prime factors.
2 , 10 , 60 , 93 , 503 , 457 , 909 , 66 , 79784 , 75894 , 887450 , 778713 , 1916273 , 6179762 , 19253787 , 57223613 , 545132370 , 655773977 , 5112584308 , 8800091697
n×2
40227842
n×3
60341763
n×4
80455684
n×5
100569605
n÷2
10056960.5
n÷3
6704640.3333333
n÷3
5028480.25
n÷5
4022784.2
n2
404569817994241
n3
8.1374853581205E+21
n4
1.6367673763189E+29
n5
3.2921809702656E+36
2 √n
4484.8546241768
3 √n
271.95616814608
4 √n
66.969057214334
5 √n
28.886794242878
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
-20113920
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 20113921 can be divided by 4 positive divisors.
The sum of these divisors (counting 20113921) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101110101000000001
3
Ternary
1101211220010001
4
Quaternary
1030232220001
5
Quinary
20122121141
6
Senary
1555040001
8
Octal
114565001
10
Decimal
20113921
12
Duodecimal
68a0001
16
Hexadecimal
132ea01
20
Vigesimal
65e4g1
36
Base36
bz401
md5
675ac7092e5a53c4433fd1b89413ac1d
sha1
50b9eae1c3182eda52ce6a83954f0dc0ac22eeb7
sha256
11ac7e6f38c488927a0518dc171d3d678e3b835c660580bb20e18245952982ce
sha512
21a91ce23f72b8a3e398067af7e4a9b1e777701647530fb7dc3a1efe8db0419325c86757fb031c0ae88e6a65fe88022381c03c75ce58dbecb81e71e904ca5242
ripemd-160
ac27917a88c4ac855c0ad19fb150264d0de79db2
Diameter
40227842
Circumference
126379492.89697
Area
1.2709935680749E+15
Volume
3.4086218959688E+22
Surface area
5.0839742722995E+15
Circumference
126379492.89697
Perimeter
80455684
Area
404569817994241
Diagonal
28445379.870701
Surface area
2427418907965446
Volume
8.1374853581205E+21
Space diagonal
34838333.111427
Perimeter
60341763
Area
1.7518386999373E+14
Altitude
17419166.555713
Surface area
1.7518386999373E+14
Volume
9.5901184642221E+20
Height
9481793.2902337