21539932 is an even 8-digits composite number following 21539931
and preceding 21539933 . In scientific notation, it is written as 2.1539932 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 6 positive divisors.
There are 10769964 positive integers (up to 21539932) that are relatively prime to 21539932.
21539932 has 6 divisors, whose sum is 37694888
The reverse of 21539932 is 23993512
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-one million five hundred thirty-nine thousand nine hundred thirty-two
Scientific notation
2.1539932 × 10^7
Engineering notation
2.1539932 × 10^6
Prime Factorization
2 × 2 × 5384983
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10769966
Product of the distinct prime numbers
The prime factorization of 21539932 is 2 × 2 × 5384983.
Since it has a total of 3 prime factors.
5 , 9 , 43 , 7 , 197 , 601 , 5553 , 6787 , 28365 , 87234 , 307962 , 62981 , 6900424 , 5362055 , 93042000 , 53517854 , 710518789 , 345453505 , 2429379879 , 3332180965
n×2
43079864
n×3
64619796
n×4
86159728
n×5
107699660
n÷2
10769966
n÷3
7179977.3333333
n÷3
5384983
n÷5
4307986.4
n2
463968670564624
n3
9.9938536140924E+21
n4
2.152669272655E+29
n5
4.6368349751479E+36
2 √n
4641.1132285261
3 √n
278.2369320455
4 √n
68.125716352389
5 √n
29.285245263262
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21539931
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21539932 can be divided by 6 positive divisors.
The sum of these divisors (counting 21539932) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010010001010110001011100
3
Ternary
1111112100020021
4
Quaternary
1102022301130
5
Quinary
21003234212
6
Senary
2045401524
8
Octal
122126134
10
Decimal
21539932
12
Duodecimal
72692a4
16
Hexadecimal
148ac5c
20
Vigesimal
6ec9gc
36
Base36
ctobg
md5
7275c18334cf30b545ec173ccb0c88d2
sha1
826e86509a9c2072a19bc12677d43e2ca555ade1
sha256
219834ec486f84ea20f1654ce93fc12c11dd902595bf2eea3d8d758a38640575
sha512
eee7c6294fc5fad142d10a65c4c2f5fd284e994fc608e95ff29d291d547c8021b67080b46feb057cc3dbcb9ee35a58b0241a7af537e847dc6cc833b6f1500842
ripemd-160
976a0b417230cfa9dd2a2142331e876a41d818bb
Diameter
43079864
Circumference
135339384.26005
Area
1.4576005669416E+15
Volume
4.1862156126779E+22
Surface area
5.8304022677666E+15
Circumference
135339384.26005
Perimeter
86159728
Area
463968670564624
Diagonal
30462063.966994
Surface area
2783812023387744
Volume
9.9938536140924E+21
Space diagonal
37308256.615579
Perimeter
64619796
Area
2.0090432763453E+14
Altitude
18654128.307789
Surface area
2.0090432763453E+14
Volume
1.1777869434517E+21
Height
10154021.322331