27720881 is an odd 8-digits composite number following 27720880
and preceding 27720882 . In scientific notation, it is written as 2.7720881 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 6 positive divisors.
There are 26970336 positive integers (up to 27720881) that are relatively prime to 27720881.
27720881 has 6 divisors, whose sum is 28491750
The reverse of 27720881 is 18802772
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-seven million seven hundred twenty thousand eight hundred eighty-one
Scientific notation
2.7720881 × 10^7
Engineering notation
2.7720881 × 10^6
Prime Factorization
37 × 37 × 20249
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
749213
Product of the distinct prime numbers
The prime factorization of 27720881 is 37 × 37 × 20249.
Since it has a total of 3 prime factors.
3 , 7 , 32 , 76 , 365 , 524 , 3126 , 8348 , 41203 , 35075 , 931442 , 444631 , 449531 , 5923027 , 66863394 , 30880134 , 976069671 , 538281690 , 1859648395 , 5750178118
n×2
55441762
n×3
83162643
n×4
110883524
n×5
138604405
n÷2
13860440.5
n÷3
9240293.6666667
n÷3
6930220.25
n÷5
5544176.2
n2
768447243416161
n3
2.1302034589517E+22
n4
5.905111659139E+29
n5
1.636948975947E+37
2 √n
5265.0622978271
3 √n
302.64651418561
4 √n
72.560749016442
5 √n
30.800758083508
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-27720880
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 27720881 can be divided by 6 positive divisors.
The sum of these divisors (counting 27720881) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1101001101111110010110001
3
Ternary
1221011100220022
4
Quaternary
1221233302301
5
Quinary
24044032011
6
Senary
2430053225
8
Octal
151576261
10
Decimal
27720881
12
Duodecimal
934a215
16
Hexadecimal
1a6fcb1
20
Vigesimal
8d5241
36
Base36
gi5kh
md5
70df7df98d782958f59a232cda9cc064
sha1
0debbdf095071336a7eaafab88afee0efb88d982
sha256
22d068e36f502f9d8fc41855302f4eccf0b9681e52d039c23ce58c63be7d3ccb
sha512
5ae85d60208b62450c50cdbcb825b7ee6a71442b870289bdb5db792b2dc02857c96a0327bff29223325169b756349a50436d95f7b6aa5a428e19cad63cd6fe3b
ripemd-160
d4aaac4dca11908a634b2832e5e3bfcbc89f31bb
Diameter
55441762
Circumference
174175432.20127
Area
2.4141482145875E+15
Volume
8.9229753830591E+22
Surface area
9.6565928583502E+15
Circumference
174175432.20127
Perimeter
110883524
Area
768447243416161
Diagonal
39203245.871131
Surface area
4610683460496966
Volume
2.1302034589517E+22
Space diagonal
48013974.322571
Perimeter
83162643
Area
3.3274741713326E+14
Altitude
24006987.161285
Surface area
3.3274741713326E+14
Volume
2.5104688518864E+21
Height
13067748.62371