28165045 is an odd 8-digits composite number following 28165044
and preceding 28165046 . In scientific notation, it is written as 2.8165045 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 22532032 positive integers (up to 28165045) that are relatively prime to 28165045.
28165045 has 4 divisors, whose sum is 33798060
The reverse of 28165045 is 54056182
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-eight million one hundred sixty-five thousand forty-five
Scientific notation
2.8165045 × 10^7
Engineering notation
2.8165045 × 10^6
Prime Factorization
5 × 5633009
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28165045
Product of the distinct prime numbers
The prime factorization of 28165045 is 5 × 5633009.
Since it has a total of 2 prime factors.
10 , 9 , 51 , 61 , 57 , 863 , 9402 , 6050 , 21324 , 76458 , 301942 , 277149 , 6623218 , 200691 , 72180368 , 64929751 , 356608886 , 161107302 , 8641710162 , 9934523931
n×2
56330090
n×3
84495135
n×4
112660180
n×5
140825225
n÷2
14082522.5
n÷3
9388348.3333333
n÷3
7041261.25
n÷5
5633009
n2
793269759852025
n3
2.2342478483371E+22
n4
6.2927691189569E+29
n5
1.7723612541003E+37
2 √n
5307.0749947594
3 √n
304.25436423736
4 √n
72.849673950947
5 √n
30.89883390865
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
-28165044
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 28165045 can be divided by 4 positive divisors.
The sum of these divisors (counting 28165045) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101011011100001110110101
3
Ternary
1221222221011211
4
Quaternary
1223130032311
5
Quinary
24202240140
6
Senary
2443401421
8
Octal
153341665
10
Decimal
28165045
12
Duodecimal
9523271
16
Hexadecimal
1adc3b5
20
Vigesimal
8g0cc5
36
Base36
groad
md5
a45e54d81353eaf5c3fb3b4c3494a007
sha1
d7ae5545fa375389a5fd0d07942aa06914f6fab3
sha256
7414f21d43d0bc3eeb4dc45e1a62656317cded51494f1cfe0cf572516d6211e7
sha512
97f028502c4de1dde3464b133218d6a2cfeb89438c58e15575f9dbcf7a889ab0deba5392b63a3b140c24ca418de0cc909e7dd4bd5f82b2736cbb40b7597b9cc5
ripemd-160
0a658263c231c6dc7c775b82354c7e5cc2c8aac3
Diameter
56330090
Circumference
176966196.92005
Area
2.4921304498661E+15
Volume
9.3587955021797E+22
Surface area
9.9685217994642E+15
Circumference
176966196.92005
Perimeter
112660180
Area
793269759852025
Diagonal
39831388.623849
Surface area
4759618559112150
Volume
2.2342478483371E+22
Space diagonal
48783288.937464
Perimeter
84495135
Area
3.4349588204292E+14
Altitude
24391644.468732
Surface area
3.4349588204292E+14
Volume
2.6330863406844E+21
Height
13277129.541283