20038891 is an odd 8-digits composite number following 20038890
and preceding 20038892 . In scientific notation, it is written as 2.0038891 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 20005272 positive integers (up to 20038891) that are relatively prime to 20038891.
20038891 has 4 divisors, whose sum is 20072512
The reverse of 20038891 is 19883002
Previous prime number is 607
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million thirty-eight thousand eight hundred ninety-one
Scientific notation
2.0038891 × 10^7
Engineering notation
2.0038891 × 10^6
Prime Factorization
607 × 33013
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20038891
Product of the distinct prime numbers
The prime factorization of 20038891 is 607 × 33013.
Since it has a total of 2 prime factors.
7 , 9 , 48 , 16 , 129 , 14 , 7724 , 9503 , 20938 , 86574 , 339080 , 745642 , 3418912 , 3688079 , 92042984 , 14370265 , 743968617 , 894314814 , 7050340365 , 7448592212
n×2
40077782
n×3
60116673
n×4
80155564
n×5
100194455
n÷2
10019445.5
n÷3
6679630.3333333
n÷3
5009722.75
n÷5
4007778.2
n2
401557152509881
n3
8.0467600094159E+21
n4
1.6124814673184E+29
n5
3.2312340363114E+36
2 √n
4476.4819892411
3 √n
271.61759176443
4 √n
66.906516792022
5 √n
28.865211008331
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
-20038890
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 20038891 can be divided by 4 positive divisors.
The sum of these divisors (counting 20038891) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100011100010011101011
3
Ternary
1101201002012011
4
Quaternary
1030130103223
5
Quinary
20112221031
6
Senary
1553300351
8
Octal
114342353
10
Decimal
20038891
12
Duodecimal
68646b7
16
Hexadecimal
131c4eb
20
Vigesimal
654h4b
36
Base36
bxi3v
md5
713f6651fa499e3cae2bb2479972e0d8
sha1
131e7f33fc8a9f27193e5348f714eba2cefa2e5a
sha256
3062e78d31b3fa07a2e702f06cf5dcae77f56c5dc6c7fab48ab59dbb70f141e4
sha512
0188eeea970330f9d632f8109a0569cee9ed7ce0af527ed070b88f2384cda0ef3baed844efee1ca013ab5684bfab40678ceab9feb8297b46761e0f472599bbba
ripemd-160
7684eabf4fef46c14e0ce6c9036005650864ee6b
Diameter
40077782
Circumference
125908065.50337
Area
1.2615290003215E+15
Volume
3.3706189507708E+22
Surface area
5.0461160012859E+15
Circumference
125908065.50337
Perimeter
80155564
Area
401557152509881
Diagonal
28339271.427116
Surface area
2409342915059286
Volume
8.0467600094159E+21
Space diagonal
34708377.339335
Perimeter
60116673
Area
1.7387934757245E+14
Altitude
17354188.669667
Surface area
1.7387934757245E+14
Volume
9.4831976153978E+20
Height
9446423.8090387