27720989 is an odd 8-digits composite number following 27720988
and preceding 27720990 . In scientific notation, it is written as 2.7720989 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 27333936 positive integers (up to 27720989) that are relatively prime to 27720989.
27720989 has 8 divisors, whose sum is 28110720
The reverse of 27720989 is 98902772
Previous prime number is 967
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty-seven million seven hundred twenty thousand nine hundred eighty-nine
Scientific notation
2.7720989 × 10^7
Engineering notation
2.7720989 × 10^6
Prime Factorization
109 × 967 × 263
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
27720989
Product of the distinct prime numbers
The prime factorization of 27720989 is 109 × 967 × 263.
Since it has a total of 3 prime factors.
7 , 9 , 47 , 53 , 490 , 63 , 4170 , 2426 , 80659 , 74163 , 389788 , 342592 , 3619044 , 657681 , 76438746 , 56474159 , 563250631 , 319534280 , 5319885654 , 3821368417
n×2
55441978
n×3
83162967
n×4
110883956
n×5
138604945
n÷2
13860494.5
n÷3
9240329.6666667
n÷3
6930247.25
n÷5
5544197.8
n2
768453231138121
n3
2.1302283567394E+22
n4
5.9052036844662E+29
n5
1.6369808637985E+37
2 √n
5265.072554106
3 √n
302.64690722003
4 √n
72.560819690147
5 √n
30.800782083299
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
-27720988
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 27720989 can be divided by 8 positive divisors.
The sum of these divisors (counting 27720989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101001101111110100011101
3
Ternary
1221011101001022
4
Quaternary
1221233310131
5
Quinary
24044032424
6
Senary
2430053525
8
Octal
151576435
10
Decimal
27720989
12
Duodecimal
934a2a5
16
Hexadecimal
1a6fd1d
20
Vigesimal
8d5299
36
Base36
gi5nh
md5
7820e5f39c42aa177890afbe69ab1dee
sha1
064181e7d4f3ad75c8767392bf6026548d47d5ce
sha256
46576e2938cc43df33ed62a073fe4355bfdd4c691febdc902ec7a3c6c4a425f0
sha512
4e68d03e5da2851c244e99d33baab155130820228e25ca66556c58146dc09530c7acbf865eea6f5037763c91ce7ba387272105ebbbd6fa6765b5eb00082b8bd1
ripemd-160
613770e5f7812aed3907f21ffbd965c639b75dc0
Diameter
55441978
Circumference
174176110.78529
Area
2.4141670255709E+15
Volume
8.9230796746683E+22
Surface area
9.6566681022834E+15
Circumference
174176110.78529
Perimeter
110883956
Area
768453231138121
Diagonal
39203398.606195
Surface area
4610719386828726
Volume
2.1302283567394E+22
Space diagonal
48014161.384058
Perimeter
83162967
Area
3.3275000989292E+14
Altitude
24007080.692029
Surface area
3.3275000989292E+14
Volume
2.5104981942105E+21
Height
13067799.535398