21589816 is an even 8-digits composite number following 21589815
and preceding 21589817 . In scientific notation, it is written as 2.1589816 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 8 positive divisors.
There are 10794904 positive integers (up to 21589816) that are relatively prime to 21589816.
21589816 has 8 divisors, whose sum is 40480920
The reverse of 21589816 is 61898512
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-one million five hundred eighty-nine thousand eight hundred sixteen
Scientific notation
2.1589816 × 10^7
Engineering notation
2.1589816 × 10^6
Prime Factorization
2 × 2 × 2 × 2698727
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5397454
Product of the distinct prime numbers
The prime factorization of 21589816 is 2 × 2 × 2 × 2698727.
Since it has a total of 4 prime factors.
7 , 9 , 26 , 55 , 746 , 601 , 6211 , 2669 , 50397 , 2710 , 229115 , 831798 , 5011029 , 5908032 , 56935103 , 80679663 , 656666527 , 666621529 , 1119464658 , 6171070431
n×2
43179632
n×3
64769448
n×4
86359264
n×5
107949080
n÷2
10794908
n÷3
7196605.3333333
n÷3
5397454
n÷5
4317963.2
n2
466120154913856
n3
1.0063448378482E+22
n4
2.1726799881692E+29
n5
4.6907761171455E+36
2 √n
4646.4842623214
3 √n
278.4515546727
4 √n
68.165124971068
5 √n
29.298796965969
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
-21589815
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 21589816 can be divided by 8 positive divisors.
The sum of these divisors (counting 21589816) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010010110111100111000
3
Ternary
1111121212122211
4
Quaternary
1102112330320
5
Quinary
21011333231
6
Senary
2050424504
8
Octal
122267470
10
Decimal
21589816
12
Duodecimal
7292134
16
Hexadecimal
1496f38
20
Vigesimal
6eieag
36
Base36
cuqt4
md5
da1bf27189fcc5d2a2ed835a4bce2189
sha1
322f844a9d6bca85e295400c880931911383793f
sha256
f2ccc15363ed3d28835b864e2d7d2d8ca605155e9949c25520ebae4fbda4576b
sha512
187241ff9d17d4a0d4ddb0b92fdf2041dc6a9bec6b5a366acbe53b6adbdd0e678992ca05e085c9760ddca5f7af63c62f893233d7fd1f94ed8626338aafa8ea76
ripemd-160
91bfea23b76a6919f2d22a2af4ff068b8d6be8aa
Diameter
43179632
Circumference
135652814.67591
Area
1.4643596543675E+15
Volume
4.2153673994157E+22
Surface area
5.85743861747E+15
Circumference
135652814.67591
Perimeter
86359264
Area
466120154913856
Diagonal
30532610.59634
Surface area
2796720929483136
Volume
1.0063448378482E+22
Space diagonal
37394658.238063
Perimeter
64769448
Area
2.0183594768567E+14
Altitude
18697329.119032
Surface area
2.0183594768567E+14
Volume
1.1859887650909E+21
Height
10177536.865447