20128049 is an odd 8-digits composite number following 20128048
and preceding 20128050 . In scientific notation, it is written as 2.0128049 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 18891792 positive integers (up to 20128049) that are relatively prime to 20128049.
20128049 has 8 divisors, whose sum is 21384000
The reverse of 20128049 is 94082102
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred twenty-eight thousand forty-nine
Scientific notation
2.0128049 × 10^7
Engineering notation
2.0128049 × 10^6
Prime Factorization
19 × 109 × 9719
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20128049
Product of the distinct prime numbers
The prime factorization of 20128049 is 19 × 109 × 9719.
Since it has a total of 3 prime factors.
4 , 9 , 32 , 74 , 506 , 35 , 7836 , 3653 , 66997 , 98400 , 790044 , 31827 , 8631538 , 5826493 , 72938488 , 48510550 , 663870822 , 989364868 , 8475039292 , 3173283996
n×2
40256098
n×3
60384147
n×4
80512196
n×5
100640245
n÷2
10064024.5
n÷3
6709349.6666667
n÷3
5032012.25
n÷5
4025609.8
n2
405138356546401
n3
8.1546446923454E+21
n4
1.6413708794512E+29
n5
3.3037593488767E+36
2 √n
4486.4294266153
3 √n
272.01982716628
4 √n
66.980813869461
5 √n
28.890851114874
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20128048
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20128049 can be divided by 8 positive divisors.
The sum of these divisors (counting 20128049) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110010000100110001
3
Ternary
1101212121111022
4
Quaternary
1030302010301
5
Quinary
20123044144
6
Senary
1555225225
8
Octal
114620461
10
Decimal
20128049
12
Duodecimal
68a8215
16
Hexadecimal
1332131
20
Vigesimal
65g029
36
Base36
bzewh
md5
45d2b8c5eee2ced009f44cda446d74ba
sha1
c6f6d2d200f0b7e0a30864cb117fd642bc25dc8c
sha256
9c78b83058d63e86bcdaca9665354876f1fb81aeada702869c2e89397e207776
sha512
50a2bcfaf80b5caec7e785c49f77dd3dbbe66b68794cd56bbc089b1033c85f78607d6ad1b1c7234a50303cbb7e63d2ba83d138987b49b95f465411889eabd5ec
ripemd-160
4d4e13dd6d4390775358816b782472c17fed3057
Diameter
40256098
Circumference
126468261.73899
Area
1.2727796846136E+15
Volume
3.415809581081E+22
Surface area
5.0911187384545E+15
Circumference
126468261.73899
Perimeter
80512196
Area
405138356546401
Diagonal
28465359.87991
Surface area
2430830139278406
Volume
8.1546446923454E+21
Space diagonal
34862803.525236
Perimeter
60384147
Area
1.7543005440833E+14
Altitude
17431401.762618
Surface area
1.7543005440833E+14
Volume
9.6103409335406E+20
Height
9488453.2933034