27720643 is an odd 8-digits composite number following 27720642
and preceding 27720644 . In scientific notation, it is written as 2.7720643 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 27197560 positive integers (up to 27720643) that are relatively prime to 27720643.
27720643 has 4 divisors, whose sum is 28243728
The reverse of 27720643 is 34602772
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-seven million seven hundred twenty thousand six hundred forty-three
Scientific notation
2.7720643 × 10^7
Engineering notation
2.7720643 × 10^6
Prime Factorization
53 × 523031
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
27720643
Product of the distinct prime numbers
The prime factorization of 27720643 is 53 × 523031.
Since it has a total of 2 prime factors.
5 , 2 , 52 , 11 , 310 , 791 , 8590 , 8861 , 67391 , 45587 , 8252 , 142648 , 1000334 , 6520899 , 51733780 , 15681392 , 378098131 , 292471265 , 3292329489 , 2533267928
n×2
55441286
n×3
83161929
n×4
110882572
n×5
138603215
n÷2
13860321.5
n÷3
9240214.3333333
n÷3
6930160.75
n÷5
5544128.6
n2
768434048333449
n3
2.1301485922896E+22
n4
5.9049088663813E+29
n5
1.6368787063249E+37
2 √n
5265.0396959567
3 √n
302.6456480506
4 √n
72.560593271808
5 √n
30.800705194817
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
-27720642
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 27720643 can be divided by 4 positive divisors.
The sum of these divisors (counting 27720643) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101001101111101111000011
3
Ternary
1221011100120111
4
Quaternary
1221233233003
5
Quinary
24044030033
6
Senary
2430052151
8
Octal
151575703
10
Decimal
27720643
12
Duodecimal
934a057
16
Hexadecimal
1a6fbc3
20
Vigesimal
8d51c3
36
Base36
gi5dv
md5
637866bc5f99420430a37f3916cb61ee
sha1
d813e90ee246124fa51a484c9180114be42f02f8
sha256
7f59dcc69ef429771b7d682c1168c637cf1a45c364035603879456ab89cff853
sha512
4e9528edec899259bdcbc4fcaf9d5f6af6c1be32edda65475f87a4ddcf3257b14f442212a4597b7530782fa07f50a9a298ddfe8e9f6fc92b9d2693f5d1a1513f
ripemd-160
51ad01ac230f08d91f6438fed225cae7cbdeba0f
Diameter
55441286
Circumference
174173936.80317
Area
2.4141067610126E+15
Volume
8.9227455581223E+22
Surface area
9.6564270440505E+15
Circumference
174173936.80317
Perimeter
110882572
Area
768434048333449
Diagonal
39202909.288303
Surface area
4610604290000694
Volume
2.1301485922896E+22
Space diagonal
48013562.094479
Perimeter
83161929
Area
3.3274170349484E+14
Altitude
24006781.047239
Surface area
3.3274170349484E+14
Volume
2.510404190905E+21
Height
13067636.429434