27720491 is an odd 8-digits composite number following 27720490
and preceding 27720492 . In scientific notation, it is written as 2.7720491 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 26764584 positive integers (up to 27720491) that are relatively prime to 27720491.
27720491 has 4 divisors, whose sum is 28676400
The reverse of 27720491 is 19402772
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-seven million seven hundred twenty thousand four hundred ninety-one
Scientific notation
2.7720491 × 10^7
Engineering notation
2.7720491 × 10^6
Prime Factorization
29 × 955879
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
27720491
Product of the distinct prime numbers
The prime factorization of 27720491 is 29 × 955879.
Since it has a total of 2 prime factors.
1 , 8 , 21 , 57 , 120 , 955 , 2071 , 7219 , 77450 , 21597 , 638009 , 29171 , 2553768 , 6228877 , 35456756 , 28139929 , 570106218 , 927014263 , 411784662 , 1221966976
n×2
55440982
n×3
83161473
n×4
110881964
n×5
138602455
n÷2
13860245.5
n÷3
9240163.6666667
n÷3
6930122.75
n÷5
5544098.2
n2
768425621281081
n3
2.1301135518892E+22
n4
5.9047793544122E+29
n5
1.6368338295097E+37
2 √n
5265.025261098
3 √n
302.64509488615
4 √n
72.560493804122
5 √n
30.800671416975
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
-27720490
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 27720491 can be divided by 4 positive divisors.
The sum of these divisors (counting 27720491) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101001101111101100101011
3
Ternary
1221011100100212
4
Quaternary
1221233230223
5
Quinary
24044023431
6
Senary
2430051335
8
Octal
151575453
10
Decimal
27720491
12
Duodecimal
9349b4b
16
Hexadecimal
1a6fb2b
20
Vigesimal
8d514b
36
Base36
gi59n
md5
6a66da87758563cdf69af68adcafeb57
sha1
31cf9186c141b83a8dddf88aa42ecc78ac3f350a
sha256
c2b53be18face256060be03efdc70768daefd884de6ad7753c0adf4abc5db7e7
sha512
b30d7e50ae325ae4f725940208816073f0341ef01c04e92e5c7eafaaca6551b2bb2be3436fc841988bb73c291e88c8a883c29b469f712ec1336ccd72cc24f98c
ripemd-160
cbfd77d419c9a8c64d87b991deeada9e4a3844f9
Diameter
55440982
Circumference
174172981.759
Area
2.4140802866468E+15
Volume
8.9225987812361E+22
Surface area
9.6563211465873E+15
Circumference
174172981.759
Perimeter
110881964
Area
768425621281081
Diagonal
39202694.327841
Surface area
4610553727686486
Volume
2.1301135518892E+22
Space diagonal
48013298.822756
Perimeter
83161473
Area
3.3273805447413E+14
Altitude
24006649.411378
Surface area
3.3273805447413E+14
Volume
2.510362895397E+21
Height
13067564.775947