27995891 is an odd 8-digits composite number following 27995890
and preceding 27995892 . In scientific notation, it is written as 2.7995891 × 10^7.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 21814320 positive integers (up to 27995891) that are relatively prime to 27995891.
27995891 has 8 divisors, whose sum is 32260704
The reverse of 27995891 is 19859972
Previous prime number is 121
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
twenty-seven million nine hundred ninety-five thousand eight hundred ninety-one
Scientific notation
2.7995891 × 10^7
Engineering notation
2.7995891 × 10^6
Prime Factorization
7 × 121 × 33053
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
27995891
Product of the distinct prime numbers
The prime factorization of 27995891 is 7 × 121 × 33053.
Since it has a total of 3 prime factors.
10 , 3 , 2 , 95 , 503 , 114 , 8075 , 3527 , 86932 , 90313 , 144005 , 228460 , 7365999 , 9234223 , 7506264 , 86455644 , 999713421 , 597864799 , 9934304686 , 2550133528
n×2
55991782
n×3
83987673
n×4
111983564
n×5
139979455
n÷2
13997945.5
n÷3
9331963.6666667
n÷3
6998972.75
n÷5
5599178.2
n2
783769912883881
n3
2.1942337050177E+22
n4
6.1429527634201E+29
n5
1.7197743598286E+37
2 √n
5291.1143438788
3 √n
303.64404247985
4 √n
72.74004635604
5 √n
30.861629899718
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
-27995890
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 27995891 can be divided by 8 positive divisors.
The sum of these divisors (counting 27995891) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010110010111011110011
3
Ternary
1221200100010212
4
Quaternary
1222302323303
5
Quinary
24131332031
6
Senary
2440014335
8
Octal
152627363
10
Decimal
27995891
12
Duodecimal
94613ab
16
Hexadecimal
1ab2ef3
20
Vigesimal
8ej9eb
36
Base36
go1rn
md5
9368c0ed2ea0197d610ac26fff5f1d4e
sha1
a07da74de12a62bb742657bab25393a41efa1094
sha256
bf5bbced5c276fccb0bf8ea7aa191946c2dd9d05b50c887e5009809d8c08b45a
sha512
e645d131a04130fa72a4a10de4894e95096f0033971eec2916f648715fcf9aca388ba74d6599010f991cbf6f8295b4e714eabb24183441e5f3a2fcefb94d3527
ripemd-160
06a45e1e370dd96f65fc1eee03ad804bb25756d4
Diameter
55991782
Circumference
175903370.9926
Area
2.4622858004207E+15
Volume
9.1911846505901E+22
Surface area
9.8491432016828E+15
Circumference
175903370.9926
Perimeter
111983564
Area
783769912883881
Diagonal
39592168.742919
Surface area
4702619477303286
Volume
2.1942337050177E+22
Space diagonal
48490305.61516
Perimeter
83987673
Area
3.3938232763968E+14
Altitude
24245152.80758
Surface area
3.3938232763968E+14
Volume
2.5859292205435E+21
Height
13197389.580973