21541936 is an even 8-digits composite number following 21541935
and preceding 21541937 . In scientific notation, it is written as 2.1541936 × 10^7.
The sum of its digits is 31. It has a total of 6 prime factors and 20 positive divisors.
There are 9942336 positive integers (up to 21541936) that are relatively prime to 21541936.
21541936 has 20 divisors, whose sum is 44948512
The reverse of 21541936 is 63914512
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million five hundred forty-one thousand nine hundred thirty-six
Scientific notation
2.1541936 × 10^7
Engineering notation
2.1541936 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 13 × 103567
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2692742
Product of the distinct prime numbers
The prime factorization of 21541936 is 2 × 2 × 2 × 2 × 13 × 103567.
Since it has a total of 6 prime factors.
3 , 2 , 40 , 54 , 498 , 483 , 1666 , 6631 , 43953 , 27176 , 578398 , 911170 , 8064654 , 1439007 , 43863674 , 85575251 , 280021863 , 174614177 , 4493152331 , 9957545327
n×2
43083872
n×3
64625808
n×4
86167744
n×5
107709680
n÷2
10770968
n÷3
7180645.3333333
n÷3
5385484
n÷5
4308387.2
n2
464055006628096
n3
9.996643253262E+21
n4
2.153470491766E+29
n5
4.6389923511512E+36
2 √n
4641.3291199828
3 √n
278.24556050853
4 √n
68.127300841753
5 √n
29.28579016236
1 , 2 , 4 , 8 , 13 , 16 , 26 , 52 , 104 , 208 , 103567 , 207134 , 414268 , 828536 , 1346371 , 1657072 , 2692742 , 5385484 , 10770968 , 21541936
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21541935
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21541936 can be divided by 20 positive divisors.
The sum of these divisors (counting 21541936) is 1, the average is 0.05.
Base
System
Value
2
Binary
1010010001011010000110000
3
Ternary
1111112102222111
4
Quaternary
1102023100300
5
Quinary
21003320221
6
Senary
2045415104
8
Octal
122132060
10
Decimal
21541936
12
Duodecimal
726a494
16
Hexadecimal
148b430
20
Vigesimal
6ecegg
36
Base36
ctpv4
md5
8e16549f788ebb8e995ab7aa8c752c0a
sha1
78d73e045f785303f7e56664982b993dba9d1ee3
sha256
38b16bdb87273a241020630097b707c8d0449476c22be2210a6ba54ebefad000
sha512
7d0a2d0d37c6859ed49f5683ca98524ea6cc4721ab870c74a530ef4a6d6a329fbf425ca2787bf5684a04457b3b8e59452c7b322c4463a74f359057ab975104a7
ripemd-160
9553eb87b00abbe29e82438aeeda37e70b15537f
Diameter
43083872
Circumference
135351975.7634
Area
1.4578717996844E+15
Volume
4.1873841340008E+22
Surface area
5.8314871987376E+15
Circumference
135351975.7634
Perimeter
86167744
Area
464055006628096
Diagonal
30464898.050973
Surface area
2784330039768576
Volume
9.996643253262E+21
Space diagonal
37311727.645397
Perimeter
64625808
Area
2.0094171224664E+14
Altitude
18655863.822699
Surface area
2.0094171224664E+14
Volume
1.1781157055807E+21
Height
10154966.016991