2028028721 is an odd 10-digits composite number following 2028028720
and preceding 2028028722 . In scientific notation, it is written as 2.028028721 × 10^9.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 2027937792 positive integers (up to 2028028721) that are relatively prime to 2028028721.
2028028721 has 4 divisors, whose sum is 2028119652
The reverse of 2028028721 is 1278208202
Previous prime number is 51713
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 32
Digital Root 5
Name
two billion twenty-eight million twenty-eight thousand seven hundred twenty-one
Scientific notation
2.028028721 × 10^9
Engineering notation
2.028028721 × 10^9
Prime Factorization
51713 × 39217
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2028028721
Product of the distinct prime numbers
The prime factorization of 2028028721 is 51713 × 39217.
Since it has a total of 2 prime factors.
8 , 1 , 32 , 36 , 92 , 713 , 7318 , 2455 , 16170 , 21753 , 385526 , 502035 , 3130667 , 7144762 , 13312863 , 88417600 , 172655710 , 469542393 , 7263860280 , 4068617386
n×2
4056057442
n×3
6084086163
n×4
8112114884
n×5
10140143605
n÷2
1014014360.5
n÷3
676009573.66667
n÷3
507007180.25
n÷5
405605744.2
n2
4112900493200895841
n3
8.3410803268265E+27
n4
1.6915950466972E+37
n5
3.4306033390033E+46
2 √n
45033.63988176
3 √n
1265.7794299806
4 √n
212.21130950484
5 √n
72.679983533098
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
-2028028720
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 2028028721 can be divided by 4 positive divisors.
The sum of these divisors (counting 2028028721) is 1, the average is 0.25.
Base
System
Value
2
Binary
1111000111000010100001100110001
3
Ternary
12020100002112101212
4
Quaternary
1320320110030301
5
Quinary
13123133404341
6
Senary
533123405505
8
Octal
17070241461
10
Decimal
2028028721
12
Duodecimal
487223895
16
Hexadecimal
78e14331
20
Vigesimal
1bdf3bg1
36
Base36
xjfoz5
md5
4029e09fd197abe09862ae28f0564ee0
sha1
ed9e224491d6cad846f1ce222582db3016248892
sha256
40455d1ffc3ea5448172b8d0bdf8f9ef586df3122434d330c79d106d2f0acfa4
sha512
10272c9609d55cea767680c6540c92f113421e6343bb21f085e5c8c2c96d910c0a3672bfffe32333b279fb21929cbe5176de0ae8d3f88c88c3af4b46cdf4e5e4
ripemd-160
c3dd4fe72e28bee6a1085b2a99034f5a9764a101
Diameter
4056057442
Circumference
12742480262.325
Area
1.2921057974386E+19
Volume
3.4939035570347E+28
Surface area
5.1684231897543E+19
Circumference
12742480262.325
Perimeter
8112114884
Area
4112900493200895841
Diagonal
2868065722.1204
Surface area
2.4677402959205E+19
Volume
8.3410803268265E+27
Space diagonal
3512648783.9809
Perimeter
6084086163
Area
1.7809381551748E+18
Altitude
1756324391.9905
Surface area
1.7809381551748E+18
Volume
9.8300574358679E+26
Height
956021907.37345