27888961 is an odd 8-digits composite number following 27888960
and preceding 27888962 . In scientific notation, it is written as 2.7888961 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 3 positive divisors.
There are 27883680 positive integers (up to 27888961) that are relatively prime to 27888961.
27888961 has 3 divisors, whose sum is 27894243
The reverse of 27888961 is 16988872
Previous prime number is 5281
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
twenty-seven million eight hundred eighty-eight thousand nine hundred sixty-one
Scientific notation
2.7888961 × 10^7
Engineering notation
2.7888961 × 10^6
Prime Factorization
5281 × 5281
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
5281
Product of the distinct prime numbers
The prime factorization of 27888961 is 5281 × 5281.
Since it has a total of 2 prime factors.
3 , 1 , 88 , 71 , 481 , 107 , 4740 , 4353 , 58930 , 10163 , 927227 , 438527 , 9446521 , 3929302 , 18884910 , 79980902 , 574526185 , 696186396 , 8604442110 , 9527003296
n×2
55777922
n×3
83666883
n×4
111555844
n×5
139444805
n÷2
13944480.5
n÷3
9296320.3333333
n÷3
6972240.25
n÷5
5577792.2
n2
777794145659521
n3
2.1691870594327E+22
n4
6.0496373302222E+29
n5
1.6871809956671E+37
2 √n
5281
3 √n
303.25696087446
4 √n
72.670489196097
5 √n
30.838018667284
3 divisors
τ
Total Divisors
3
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-27888960
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.33333333333333
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
3
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 27888961 can be divided by 3 positive divisors.
The sum of these divisors (counting 27888961) is 1, the average is 0.33333333333333.
Base
System
Value
2
Binary
1101010011000110101000001
3
Ternary
1221110220110111
4
Quaternary
1222120311001
5
Quinary
24114421321
6
Senary
2433431321
8
Octal
152306501
10
Decimal
27888961
12
Duodecimal
940b541
16
Hexadecimal
1a98d41
20
Vigesimal
8e6281
36
Base36
glr9d
md5
1b27f01bdba3a9cf13ed21c51407f5da
sha1
888f998f34febcb7142837156bdfbae9b76f1268
sha256
9d04c6f67d471b5c951358d28bd5b6d693482f5e7bc1bdcc9149341b0bbf2a8b
sha512
1a3fff7698e8c729e1ccd78818c4f27c1fa9591899e2f7b0028fc4ffa620ce25e01b27b0bcae3c887b665f89bba6169b4af152e20d8f09d6e8306432e131d499
ripemd-160
9c044a1a94943941dcb8369ba6374965fc1736ef
Diameter
55777922
Circumference
175231509.9877
Area
2.4435123740091E+15
Volume
9.086269506901E+22
Surface area
9.7740494960364E+15
Circumference
175231509.9877
Perimeter
111555844
Area
777794145659521
Diagonal
39440946.886694
Surface area
4666764873957126
Volume
2.1691870594327E+22
Space diagonal
48305097.422307
Perimeter
83666883
Area
3.3679474452798E+14
Altitude
24152548.711153
Surface area
3.3679474452798E+14
Volume
2.5564114656449E+21
Height
13146982.295565