28442019 is an odd 8-digits composite number following 28442018
and preceding 28442020 . In scientific notation, it is written as 2.8442019 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 18961344 positive integers (up to 28442019) that are relatively prime to 28442019.
28442019 has 4 divisors, whose sum is 37922696
The reverse of 28442019 is 91024482
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-eight million four hundred forty-two thousand nineteen
Scientific notation
2.8442019 × 10^7
Engineering notation
2.8442019 × 10^6
Prime Factorization
3 × 9480673
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28442019
Product of the distinct prime numbers
The prime factorization of 28442019 is 3 × 9480673.
Since it has a total of 2 prime factors.
4 , 3 , 30 , 81 , 670 , 662 , 6672 , 9975 , 20990 , 28452 , 169243 , 485933 , 8379228 , 8932137 , 28825331 , 23330085 , 142286452 , 111647171 , 7488563263 , 7844935778
n×2
56884038
n×3
85326057
n×4
113768076
n×5
142210095
n÷2
14221009.5
n÷3
9480673
n÷3
7110504.75
n÷5
5688403.8
n2
808948444796361
n3
2.3008127036919E+22
n4
6.5439758633845E+29
n5
1.8612388584192E+37
2 √n
5333.1059430692
3 √n
305.24845472343
4 √n
73.028117482715
5 √n
30.959367854852
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
-28442018
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 28442019 can be divided by 4 positive divisors.
The sum of these divisors (counting 28442019) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100011111110110100011
3
Ternary
1222112000010010
4
Quaternary
1230133312203
5
Quinary
24240121034
6
Senary
2453340003
8
Octal
154376643
10
Decimal
28442019
12
Duodecimal
9637603
16
Hexadecimal
1b1fda3
20
Vigesimal
8hf50j
36
Base36
gxm03
md5
307c114d7b529d2fb87aefebfa472283
sha1
13c2d8b93e7cd0c5d4d4fbb02722f9920cc5157f
sha256
6a5438fe9124cc2a371c74d3fa86601a6c438bdcf2d36f32f738b78b384a05ed
sha512
12147c78f2dd988402debbb66de2cf56027dc010353b4366037e60368c2571c386e18c10374075d9aca04622e3fb4d525fbabcc97046d68689202eb3328622bb
ripemd-160
ff2c67f29bcb1e5c00527e66e23eebfa3cb1c8fe
Diameter
56884038
Circumference
178706475.88732
Area
2.5413864913051E+15
Volume
9.6376217162725E+22
Surface area
1.0165545965221E+16
Circumference
178706475.88732
Perimeter
113768076
Area
808948444796361
Diagonal
40223089.011073
Surface area
4853690668778166
Volume
2.3008127036919E+22
Space diagonal
49263021.977839
Perimeter
85326057
Area
3.5028495177278E+14
Altitude
24631510.98892
Surface area
3.5028495177278E+14
Volume
2.7115337750344E+21
Height
13407696.337024