28162005 is an odd 8-digits composite number following 28162004
and preceding 28162006 . In scientific notation, it is written as 2.8162005 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 14366528 positive integers (up to 28162005) that are relatively prime to 28162005.
28162005 has 8 divisors, whose sum is 31345920
The reverse of 28162005 is 50026182
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-eight million one hundred sixty-two thousand five
Scientific notation
2.8162005 × 10^7
Engineering notation
2.8162005 × 10^6
Prime Factorization
15 × 23 × 81629
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28162005
Product of the distinct prime numbers
The prime factorization of 28162005 is 15 × 23 × 81629.
Since it has a total of 3 prime factors.
3 , 3 , 72 , 57 , 398 , 366 , 5905 , 6978 , 33519 , 9253 , 46052 , 711203 , 1011966 , 5815729 , 28103145 , 8110623 , 43993755 , 665790978 , 3153834074 , 1416242683
n×2
56324010
n×3
84486015
n×4
112648020
n×5
140810025
n÷2
14081002.5
n÷3
9387335
n÷3
7040501.25
n÷5
5632401
n2
793098525620025
n3
2.2335244644004E+22
n4
6.2900527134066E+29
n5
1.7714049596522E+37
2 √n
5306.7885769079
3 √n
304.24341725743
4 √n
72.847708110193
5 √n
30.898166865435
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
-28162004
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 28162005 can be divided by 8 positive divisors.
The sum of these divisors (counting 28162005) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011011011011111010101
3
Ternary
1221222210000020
4
Quaternary
1223123133111
5
Quinary
24202141010
6
Senary
2443335353
8
Octal
153333725
10
Decimal
28162005
12
Duodecimal
9521559
16
Hexadecimal
1adb7d5
20
Vigesimal
8g0505
36
Base36
grlxx
md5
25d95c4bbc1be02189610ad143481007
sha1
8194941b53e9e3d2a1b7074ada3cc254853501a6
sha256
3ce3edbca31d5b6a1fac54f72bea92c59890106ece8fdee724a4f1795c0fccdf
sha512
5239d3fd58ce3073669e7d1b3c040c8555b1ab4b7d423681f5d129cb4d5905811a8271e597fbfd4bf60c0710da3c6f5dc0bb970d5e10b0d6312d6ad60534eefa
ripemd-160
3c1f627681fa6c7e339ea769a28c27616b780092
Diameter
56324010
Circumference
176947096.03672
Area
2.4915925016608E+15
Volume
9.3557653986311E+22
Surface area
9.9663700066431E+15
Circumference
176947096.03672
Perimeter
112648020
Area
793098525620025
Diagonal
39827089.414619
Surface area
4758591153720150
Volume
2.2335244644004E+22
Space diagonal
48778023.503009
Perimeter
84486015
Area
3.4342173544546E+14
Altitude
24389011.751504
Surface area
3.4342173544546E+14
Volume
2.6322338245393E+21
Height
13275696.47154