21685004 is an even 8-digits composite number following 21685003
and preceding 21685005 . In scientific notation, it is written as 2.1685004 × 10^7.
The sum of its digits is 26. It has a total of 5 prime factors and 24 positive divisors.
There are 9337680 positive integers (up to 21685004) that are relatively prime to 21685004.
21685004 has 24 divisors, whose sum is 43579200
The reverse of 21685004 is 40058612
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million six hundred eighty-five thousand four
Scientific notation
2.1685004 × 10^7
Engineering notation
2.1685004 × 10^6
Prime Factorization
2 × 2 × 19 × 11 × 25939
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
10842502
Product of the distinct prime numbers
The prime factorization of 21685004 is 2 × 2 × 19 × 11 × 25939.
Since it has a total of 5 prime factors.
10 , 10 , 2 , 56 , 286 , 289 , 1800 , 2644 , 91390 , 32601 , 703887 , 586801 , 8204513 , 875313 , 41670100 , 11934914 , 426529540 , 956393421 , 1472616591 , 1654374453
n×2
43370008
n×3
65055012
n×4
86740016
n×5
108425020
n÷2
10842502
n÷3
7228334.6666667
n÷3
5421251
n÷5
4337000.8
n2
470239398480016
n3
1.0197143236997E+22
n4
2.2112509188285E+29
n5
4.7950985019799E+36
2 √n
4656.7160102373
3 √n
278.86017925222
4 √n
68.240134893164
5 √n
29.324586796144
1 , 2 , 4 , 11 , 19 , 22 , 38 , 44 , 76 , 209 , 418 , 836 , 25939 , 51878 , 103756 , 285329 , 492841 , 570658 , 985682 , 1141316 , 1971364 , 5421251 , 10842502 , 21685004
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21685003
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21685004 can be divided by 24 positive divisors.
The sum of these divisors (counting 21685004) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1010010101110001100001100
3
Ternary
1111210201020022
4
Quaternary
1102232030030
5
Quinary
21022410004
6
Senary
2052441312
8
Octal
122561414
10
Decimal
21685004
12
Duodecimal
7319238
16
Hexadecimal
14ae30c
20
Vigesimal
6faca4
36
Base36
cws98
md5
49ee30b7fa68e6f3e34a46953885065f
sha1
dc7c6af3a48df82065d177090c77db1646b0a85a
sha256
e39aacf527d90fc4c09719076ba4fc624562f5b9a2df7f28ba95e3a8f6cc7f4c
sha512
4567f93e2744a1eb3715af2777938f4c9d8004e23e16bbfbac868382115c1a297f8e8f1a65965a5ad0f6945969c61722e529fb7c420624f8de03108b5140c435
ripemd-160
5c16e05d3a495ca9f1d9fbd055a8a9c31eca9c6f
Diameter
43370008
Circumference
136250898.51893
Area
1.4773006396933E+15
Volume
4.2713693707936E+22
Surface area
5.9092025587732E+15
Circumference
136250898.51893
Perimeter
86740016
Area
470239398480016
Diagonal
30667226.756915
Surface area
2821436390880096
Volume
1.0197143236997E+22
Space diagonal
37559528.690334
Perimeter
65055012
Area
2.03619632472E+14
Altitude
18779764.345167
Surface area
2.03619632472E+14
Volume
1.2017448552685E+21
Height
10222408.918972