21242382 is an even 8-digits composite number following 21242381
and preceding 21242383 . In scientific notation, it is written as 2.1242382 × 10^7.
The sum of its digits is 24. It has a total of 5 prime factors and 24 positive divisors.
There are 6069168 positive integers (up to 21242382) that are relatively prime to 21242382.
21242382 has 24 divisors, whose sum is 49421736
The reverse of 21242382 is 28324212
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million two hundred forty-two thousand three hundred eighty-two
Scientific notation
2.1242382 × 10^7
Engineering notation
2.1242382 × 10^6
Prime Factorization
2 × 3 × 7 × 7 × 72253
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
3034626
Product of the distinct prime numbers
The prime factorization of 21242382 is 2 × 3 × 7 × 7 × 72253.
Since it has a total of 5 prime factors.
3 , 5 , 20 , 22 , 202 , 658 , 5881 , 7454 , 33960 , 67117 , 938648 , 628124 , 4557540 , 4528940 , 41383755 , 54973554 , 341472810 , 681671253 , 8068694778 , 2557832764
n×2
42484764
n×3
63727146
n×4
84969528
n×5
106211910
n÷2
10621191
n÷3
7080794
n÷3
5310595.5
n÷5
4248476.4
n2
451238793033924
n3
9.5853868148456E+21
n4
2.0361644833871E+29
n5
4.3252983770942E+36
2 √n
4608.9458664645
3 √n
276.9498099667
4 √n
67.889217600916
5 √n
29.203885894199
1 , 2 , 3 , 6 , 7 , 14 , 21 , 42 , 49 , 98 , 147 , 294 , 72253 , 144506 , 216759 , 433518 , 505771 , 1011542 , 1517313 , 3034626 , 3540397 , 7080794 , 10621191 , 21242382
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
-21242381
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 21242382 can be divided by 24 positive divisors.
The sum of these divisors (counting 21242382) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1010001000010001000001110
3
Ternary
1110222020001220
4
Quaternary
1101002020032
5
Quinary
20414224012
6
Senary
2035144210
8
Octal
121021016
10
Decimal
21242382
12
Duodecimal
7145066
16
Hexadecimal
144220e
20
Vigesimal
6cf5j2
36
Base36
cnaq6
md5
74aa317167c8174fc27e02015beb15db
sha1
a8d56c460a64d30beb3c87b3c4fcd11a1a416860
sha256
e0528f5711f03a148c141520d610ea4698f0b9a64247a51eb8148e750f4edb0b
sha512
dd66b3ea56fdb38c0159010a4f68cfab3c8f239b899243df9b7d08f4643abd6a998bd9b869b37ce213198b55ee82b09a715efa9c2b81529f280bf9107e38472d
ripemd-160
76eeffc400bc462ea15f30f1365a38fed7e221d0
Diameter
42484764
Circumference
133469822.4719
Area
1.4176084772101E+15
Volume
4.0151174399114E+22
Surface area
5.6704339088404E+15
Circumference
133469822.4719
Perimeter
84969528
Area
451238793033924
Diagonal
30041264.72151
Surface area
2707432758203544
Volume
9.5853868148456E+21
Space diagonal
36792884.897787
Perimeter
63727146
Area
1.953921289702E+14
Altitude
18396442.448893
Surface area
1.953921289702E+14
Volume
1.1296486695122E+21
Height
10013754.90717