27128385 is an odd 8-digits composite number following 27128384
and preceding 27128386 . In scientific notation, it is written as 2.7128385 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 13837824 positive integers (up to 27128385) that are relatively prime to 27128385.
27128385 has 16 divisors, whose sum is 38587008
The reverse of 27128385 is 58382172
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-seven million one hundred twenty-eight thousand three hundred eighty-five
Scientific notation
2.7128385 × 10^7
Engineering notation
2.7128385 × 10^6
Prime Factorization
45 × 3 × 23 × 8737
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
27128385
Product of the distinct prime numbers
The prime factorization of 27128385 is 45 × 3 × 23 × 8737.
Since it has a total of 4 prime factors.
5 , 9 , 83 , 76 , 420 , 366 , 1618 , 9100 , 334 , 84299 , 485579 , 583751 , 1864954 , 8508614 , 8377121 , 47815925 , 414466674 , 198273805 , 7315086399 , 67539149
n×2
54256770
n×3
81385155
n×4
108513540
n×5
135641925
n÷2
13564192.5
n÷3
9042795
n÷3
6782096.25
n÷5
5425677
n2
735949272708225
n3
1.9965115210499E+22
n4
5.4162133199977E+29
n5
1.4693312018702E+37
2 √n
5208.4916242613
3 √n
300.47474831715
4 √n
72.169880312089
5 √n
30.667952931909
1 , 3 , 23 , 45 , 69 , 135 , 1035 , 3105 , 8737 , 26211 , 200951 , 393165 , 602853 , 1179495 , 9042795 , 27128385
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-27128384
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 27128385 can be divided by 16 positive divisors.
The sum of these divisors (counting 27128385) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100111011111001001000001
3
Ternary
1220001021011000
4
Quaternary
1213133021001
5
Quinary
23421102020
6
Senary
2405242213
8
Octal
147371101
10
Decimal
27128385
12
Duodecimal
9103369
16
Hexadecimal
19df241
20
Vigesimal
89b0j5
36
Base36
g5ge9
md5
22df3c2e78b8ab1a76c105c1c02f1827
sha1
a13ad0ae70a20819ae88211339dee7fdfd5d9d75
sha256
c206e09adb73dd01f0021f44e086a2242fa2985134e5a054783ad4d0bfd2a12d
sha512
b6a83afc6318cc5f0c75a3abe10914cea9b985c3e65bf6ddb3caa8a328b52196d9f4e5a31d690462c6093e559988eaa83db301a69d92c89dcbaa6edeba39aa48
ripemd-160
d8537b4cdcd82419db675c3b551242b9a3c6ecd5
Diameter
54256770
Circumference
170452670.03951
Area
2.3120528285549E+15
Volume
8.3629679031169E+22
Surface area
9.2482113142196E+15
Circumference
170452670.03951
Perimeter
108513540
Area
735949272708225
Diagonal
38365329.992279
Surface area
4415695636249350
Volume
1.9965115210499E+22
Space diagonal
46987741.147289
Perimeter
81385155
Area
3.18675383031E+14
Altitude
23493870.573645
Surface area
3.18675383031E+14
Volume
2.3529113920857E+21
Height
12788443.33076