27656989 is an odd 8-digits composite number following 27656988
and preceding 27656990 . In scientific notation, it is written as 2.7656989 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 26129952 positive integers (up to 27656989) that are relatively prime to 27656989.
27656989 has 8 divisors, whose sum is 29192000
The reverse of 27656989 is 98965672
Previous prime number is 409
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
twenty-seven million six hundred fifty-six thousand nine hundred eighty-nine
Scientific notation
2.7656989 × 10^7
Engineering notation
2.7656989 × 10^6
Prime Factorization
19 × 409 × 3559
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
27656989
Product of the distinct prime numbers
The prime factorization of 27656989 is 19 × 409 × 3559.
Since it has a total of 3 prime factors.
9 , 9 , 76 , 75 , 193 , 343 , 3823 , 5184 , 28881 , 1121 , 533120 , 976051 , 6830203 , 3545676 , 51438139 , 96712770 , 761777552 , 701585933 , 7690210772 , 6432618905
n×2
55313978
n×3
82970967
n×4
110627956
n×5
138284945
n÷2
13828494.5
n÷3
9218996.3333333
n÷3
6914247.25
n÷5
5531397.8
n2
764909040546121
n3
2.1155080920385E+22
n4
5.8508584030919E+29
n5
1.6181712649487E+37
2 √n
5258.9912530827
3 √n
302.4138187663
4 √n
72.518902729445
5 √n
30.78654685522
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
-27656988
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 27656989 can be divided by 8 positive divisors.
The sum of these divisors (counting 27656989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101001100000001100011101
3
Ternary
1221001010020221
4
Quaternary
1221200030131
5
Quinary
24040010424
6
Senary
2424441341
8
Octal
151401435
10
Decimal
27656989
12
Duodecimal
9319251
16
Hexadecimal
1a6031d
20
Vigesimal
8ch299
36
Base36
ggs9p
md5
aa77283d9caf6d8593e757ea0cc80855
sha1
bf5ffdb0e388d61e163970821f60604c4c9e473d
sha256
82fda2cb24d7f786e341c8a6c2f57f1fd9bf037ca24b85fb518c637cff43ba75
sha512
3bb5c0a69d6898cfca24014f8378bef31c22eef27bff6990881a47359f742af6946e3b92b944e81e050bc16fc9e646c6f456046511db66d22ec1ecd5c79206c6
ripemd-160
c557516530accb155a35efd6f17db1b79f08c714
Diameter
55313978
Circumference
173773986.92563
Area
2.4030326224441E+15
Volume
8.8614195740771E+22
Surface area
9.6121304897764E+15
Circumference
173773986.92563
Perimeter
110627956
Area
764909040546121
Diagonal
39112888.938204
Surface area
4589454243276726
Volume
2.1155080920385E+22
Space diagonal
47903310.132374
Perimeter
82970967
Area
3.3121533034866E+14
Altitude
23951655.066187
Surface area
3.3121533034866E+14
Volume
2.4931501958924E+21
Height
13037629.646068