27720281 is an odd 8-digits composite number following 27720280
and preceding 27720282 . In scientific notation, it is written as 2.7720281 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 27696000 positive integers (up to 27720281) that are relatively prime to 27720281.
27720281 has 4 divisors, whose sum is 27744564
The reverse of 27720281 is 18202772
Previous prime number is 1201
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-seven million seven hundred twenty thousand two hundred eighty-one
Scientific notation
2.7720281 × 10^7
Engineering notation
2.7720281 × 10^6
Prime Factorization
1201 × 23081
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
27720281
Product of the distinct prime numbers
The prime factorization of 27720281 is 1201 × 23081.
Since it has a total of 2 prime factors.
10 , 5 , 23 , 1 , 228 , 927 , 2441 , 2947 , 41645 , 25502 , 194004 , 736144 , 9283977 , 723343 , 9251047 , 14366494 , 487390799 , 286780503 , 5365551122 , 6806956548
n×2
55440562
n×3
83160843
n×4
110881124
n×5
138601405
n÷2
13860140.5
n÷3
9240093.6666667
n÷3
6930070.25
n÷5
5544056.2
n2
768413978718961
n3
2.1300651414418E+22
n4
5.904600426907E+29
n5
1.6367718302658E+37
2 √n
5265.005318136
3 √n
302.64433064247
4 √n
72.560356380988
5 √n
30.800624749976
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
-27720280
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 27720281 can be divided by 4 positive divisors.
The sum of these divisors (counting 27720281) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101001101111101001011001
3
Ternary
1221011100002002
4
Quaternary
1221233221121
5
Quinary
24044022111
6
Senary
2430050345
8
Octal
151575131
10
Decimal
27720281
12
Duodecimal
93499b5
16
Hexadecimal
1a6fa59
20
Vigesimal
8d50e1
36
Base36
gi53t
md5
fbcaff07a5ad69704bdc27ea3e4065d2
sha1
dd1eb47805cef58645e1ca24c879d3ca58db4958
sha256
ec5aa821ce03adc67c711f10fafd50bdfc55d0d5b217404634bdf4c877565902
sha512
86d911b71a97f0457a579d71a6618f8d5aacc2704e296ff49b835041ce5e2871cca89fa225f2a6765f06db020a03f117faa5028e048ee256ea5b450d56f485f5
ripemd-160
a908c0f5acc3b0b0fb420d366eb07ed2b5c29629
Diameter
55440562
Circumference
174171662.29009
Area
2.4140437104592E+15
Volume
8.9223960000282E+22
Surface area
9.6561748418368E+15
Circumference
174171662.29009
Perimeter
110881124
Area
768413978718961
Diagonal
39202397.342993
Surface area
4610483872313766
Volume
2.1300651414418E+22
Space diagonal
48012935.092086
Perimeter
83160843
Area
3.3273301309685E+14
Altitude
24006467.546043
Surface area
3.3273301309685E+14
Volume
2.5103058431376E+21
Height
13067465.780998