28169901 is an odd 8-digits composite number following 28169900
and preceding 28169902 . In scientific notation, it is written as 2.8169901 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 17675136 positive integers (up to 28169901) that are relatively prime to 28169901.
28169901 has 8 divisors, whose sum is 33141240
The reverse of 28169901 is 10996182
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-eight million one hundred sixty-nine thousand nine hundred one
Scientific notation
2.8169901 × 10^7
Engineering notation
2.8169901 × 10^6
Prime Factorization
9 × 17 × 184117
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28169901
Product of the distinct prime numbers
The prime factorization of 28169901 is 9 × 17 × 184117.
Since it has a total of 3 prime factors.
4 , 8 , 2 , 41 , 147 , 57 , 6055 , 9740 , 12719 , 85036 , 185312 , 703698 , 4933605 , 7576314 , 3236839 , 70686901 , 973634690 , 988483461 , 2138568873 , 5743784604
n×2
56339802
n×3
84509703
n×4
112679604
n×5
140849505
n÷2
14084950.5
n÷3
9389967
n÷3
7042475.25
n÷5
5633980.2
n2
793543322349801
n3
2.2354036829805E+22
n4
6.2971100444596E+29
n5
1.7738896653853E+37
2 √n
5307.5324775266
3 √n
304.27184896344
4 √n
72.852813792788
5 √n
30.899899302941
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
-28169900
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 28169901 can be divided by 8 positive divisors.
The sum of these divisors (counting 28169901) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011011101011010101101
3
Ternary
1222000011211200
4
Quaternary
1223131122231
5
Quinary
24202414101
6
Senary
2443440113
8
Octal
153353255
10
Decimal
28169901
12
Duodecimal
9526039
16
Hexadecimal
1add6ad
20
Vigesimal
8g14f1
36
Base36
grs19
md5
665a51b9d42e111b871bdee536dc3be1
sha1
c363a6e5d2d43c60035e257d4bd58a11bfe2dd16
sha256
e69dd2674deddcbe49a215689f87a9b4933d4063555aaffe0b43a6acc7fad74d
sha512
95932a194696344f9d9285dd0e00d92bc33d9d6d1607335778c6566136f0554684147f031ddfa87e1da9f47dade30aa85fa4fe5687b8d8a6c8ee19876e63be57
ripemd-160
a8eb80ebbd0ffaa5af2cd51734c37ab86d96ccfc
Diameter
56339802
Circumference
176996708.0679
Area
2.4929898717994E+15
Volume
9.3636370510121E+22
Surface area
9.9719594871975E+15
Circumference
176996708.0679
Perimeter
112679604
Area
793543322349801
Diagonal
39838256.044907
Surface area
4761259934098806
Volume
2.2354036829805E+22
Space diagonal
48791699.776185
Perimeter
84509703
Area
3.4361433807922E+14
Altitude
24395849.888093
Surface area
3.4361433807922E+14
Volume
2.6344485048748E+21
Height
13279418.681636