27720665 is an odd 8-digits composite number following 27720664
and preceding 27720666 . In scientific notation, it is written as 2.7720665 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 17740800 positive integers (up to 27720665) that are relatively prime to 27720665.
27720665 has 8 divisors, whose sum is 28576800
The reverse of 27720665 is 56602772
Previous prime number is 899
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-seven million seven hundred twenty thousand six hundred sixty-five
Scientific notation
2.7720665 × 10^7
Engineering notation
2.7720665 × 10^6
Prime Factorization
35 × 899 × 881
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
27720665
Product of the distinct prime numbers
The prime factorization of 27720665 is 35 × 899 × 881.
Since it has a total of 3 prime factors.
5 , 5 , 11 , 85 , 420 , 837 , 7301 , 2838 , 35841 , 38881 , 68680 , 867037 , 3038781 , 6125834 , 59756782 , 92743587 , 992992673 , 106415901 , 7536840538 , 7765046511
n×2
55441330
n×3
83161995
n×4
110882660
n×5
138603325
n÷2
13860332.5
n÷3
9240221.6666667
n÷3
6930166.25
n÷5
5544133
n2
768435268042225
n3
2.1301536639584E+22
n4
5.9049276117113E+29
n5
1.636885201735E+37
2 √n
5265.0417852093
3 √n
302.64572811371
4 √n
72.560607668413
5 √n
30.800710083703
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
-27720664
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 27720665 can be divided by 8 positive divisors.
The sum of these divisors (counting 27720665) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101001101111101111011001
3
Ternary
1221011100121022
4
Quaternary
1221233233121
5
Quinary
24044030130
6
Senary
2430052225
8
Octal
151575731
10
Decimal
27720665
12
Duodecimal
934a075
16
Hexadecimal
1a6fbd9
20
Vigesimal
8d51d5
36
Base36
gi5eh
md5
9ec46ba416a95410513ddec9d01288f2
sha1
cf9a614cf4e9c95e0e17345eef16788b5854e66e
sha256
15fe4bf416f5efb21e953728fb46148377f4d5b95cfae6922dde602db286b578
sha512
612ecbeb941d869550a6ad63c1d8960f92c7acc11d7919889cb87389a048c96f85658d0a83393bb97f47dea5e573e5cd303d1acb12ca4e2315b715a522eba7ae
ripemd-160
ead66c4616105fef4e26f1cb9eab68ff4062a9d8
Diameter
55441330
Circumference
174174075.03325
Area
2.4141105928408E+15
Volume
8.9227668022787E+22
Surface area
9.656442371363E+15
Circumference
174174075.03325
Perimeter
110882660
Area
768435268042225
Diagonal
39202940.401001
Surface area
4610611608253350
Volume
2.1301536639584E+22
Space diagonal
48013600.199596
Perimeter
83161995
Area
3.3274223164424E+14
Altitude
24006800.099798
Surface area
3.3274223164424E+14
Volume
2.5104101679239E+21
Height
13067646.800334