27985265 is an odd 8-digits composite number following 27985264
and preceding 27985266 . In scientific notation, it is written as 2.7985265 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 17445120 positive integers (up to 27985265) that are relatively prime to 27985265.
27985265 has 8 divisors, whose sum is 32565120
The reverse of 27985265 is 56258972
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty-seven million nine hundred eighty-five thousand two hundred sixty-five
Scientific notation
2.7985265 × 10^7
Engineering notation
2.7985265 × 10^6
Prime Factorization
55 × 7 × 72689
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
27985265
Product of the distinct prime numbers
The prime factorization of 27985265 is 55 × 7 × 72689.
Since it has a total of 3 prime factors.
1 , 4 , 62 , 37 , 260 , 242 , 1635 , 124 , 84451 , 64984 , 444080 , 325765 , 8960379 , 8099761 , 72819775 , 14052808 , 773253609 , 488624577 , 5911344856 , 1458109788
n×2
55970530
n×3
83955795
n×4
111941060
n×5
139926325
n÷2
13992632.5
n÷3
9328421.6666667
n÷3
6996316.25
n÷5
5597053
n2
783175057120225
n3
2.19173615149E+22
n4
6.1336317009527E+29
n5
1.7165130856356E+37
2 √n
5290.1101122755
3 √n
303.6056210094
4 √n
72.733143148606
5 √n
30.85928680245
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
-27985264
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 27985265 can be divided by 8 positive divisors.
The sum of these divisors (counting 27985265) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010110000010101110001
3
Ternary
1221122210120022
4
Quaternary
1222300111301
5
Quinary
24131012030
6
Senary
2435453225
8
Octal
152602561
10
Decimal
27985265
12
Duodecimal
9457215
16
Hexadecimal
1ab0571
20
Vigesimal
8ei335
36
Base36
gntkh
md5
fce46236b000ed270cb6a7c409f80d83
sha1
03b42d6c4a1a4561c59d6d1d1fcb14a09aed25b6
sha256
8e8df2ab22bdf67ec14de9d03a49fa6af4ac3718a70a740bceb4d980191e1165
sha512
a87d32bd328a1136c376a39a522e264a3bb1ad64b33e74780f2ef87e5aabd54436d9eb743069bf4f6b51115b07d640b6308839c74d2c33b6fbe8e285beeb4265
ripemd-160
0a4af696ddc46bc6ad01cd77d684bfe1dfb2931f
Diameter
55970530
Circumference
175836605.86553
Area
2.4604170059237E+15
Volume
9.1807229228374E+22
Surface area
9.8416680236947E+15
Circumference
175836605.86553
Perimeter
111941060
Area
783175057120225
Diagonal
39577141.309605
Surface area
4699050342721350
Volume
2.19173615149E+22
Space diagonal
48471900.843279
Perimeter
83955795
Area
3.3912474753822E+14
Altitude
24235950.42164
Surface area
3.3912474753822E+14
Volume
2.5829858254838E+21
Height
13192380.436535