21154482 is an even 8-digits composite number following 21154481
and preceding 21154483 . In scientific notation, it is written as 2.1154482 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 7051488 positive integers (up to 21154482) that are relatively prime to 21154482.
21154482 has 8 divisors, whose sum is 35257500
The reverse of 21154482 is 28445112
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million one hundred fifty-four thousand four hundred eighty-two
Scientific notation
2.1154482 × 10^7
Engineering notation
2.1154482 × 10^6
Prime Factorization
2 × 9 × 1175249
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21154482
Product of the distinct prime numbers
The prime factorization of 21154482 is 2 × 9 × 1175249.
Since it has a total of 3 prime factors.
7 , 2 , 88 , 49 , 307 , 541 , 8519 , 205 , 17342 , 31772 , 693340 , 769501 , 7078854 , 884528 , 5350772 , 2031227 , 689431580 , 978615048 , 6639634144 , 2883503412
n×2
42308964
n×3
63463446
n×4
84617928
n×5
105772410
n÷2
10577241
n÷3
7051494
n÷3
5288620.5
n÷5
4230896.4
n2
447512108688324
n3
9.4668868480292E+21
n4
2.0026708742267E+29
n5
4.2365464960753E+36
2 √n
4599.4001782841
3 √n
276.56727999016
4 √n
67.818877742736
5 √n
29.179676923316
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
-21154481
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 21154482 can be divided by 8 positive divisors.
The sum of these divisors (counting 21154482) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000101100101010110010
3
Ternary
1110210202111100
4
Quaternary
1100230222302
5
Quinary
20403420412
6
Senary
2033225230
8
Octal
120545262
10
Decimal
21154482
12
Duodecimal
7102216
16
Hexadecimal
142cab2
20
Vigesimal
6c4642
36
Base36
clewi
md5
bd47e6a1fb2960744f608e1c815dab2f
sha1
6200c85fb05c4b1b4c89e6c48929c258b1fd1950
sha256
6ea7b4b71de8ef5a3738505a9db6b6ec6d871c9948e68329473a4995cb6ca8d0
sha512
56ff57ce2d173945193ea2e0867c2295f0ccf7bfaec1b0b18632e1851964d55a2b3db130e1041e5ff429200a9fba608972be29c174ebcab346bce1ae1f7d6da8
ripemd-160
ba45db01c4e33024094ae413dd03456ffe8e9c75
Diameter
42308964
Circumference
132917530.4834
Area
1.4059007530477E+15
Volume
3.9654802898846E+22
Surface area
5.6236030121909E+15
Circumference
132917530.4834
Perimeter
84617928
Area
447512108688324
Diagonal
29916955.349378
Surface area
2685072652129944
Volume
9.4668868480292E+21
Space diagonal
36640637.631801
Perimeter
63463446
Area
1.9377842731262E+14
Altitude
18320318.815901
Surface area
1.9377842731262E+14
Volume
1.1156833144945E+21
Height
9972318.4497925