21103439 is an odd 8-digits composite number following 21103438
and preceding 21103440 . In scientific notation, it is written as 2.1103439 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 18088656 positive integers (up to 21103439) that are relatively prime to 21103439.
21103439 has 4 divisors, whose sum is 24118224
The reverse of 21103439 is 93430112
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million one hundred three thousand four hundred thirty-nine
Scientific notation
2.1103439 × 10^7
Engineering notation
2.1103439 × 10^6
Prime Factorization
7 × 3014777
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21103439
Product of the distinct prime numbers
The prime factorization of 21103439 is 7 × 3014777.
Since it has a total of 2 prime factors.
6 , 2 , 73 , 57 , 222 , 654 , 6673 , 2472 , 44314 , 96514 , 485477 , 141690 , 9988485 , 2306530 , 47122195 , 41920246 , 360997567 , 300126995 , 2129176219 , 517060216
n×2
42206878
n×3
63310317
n×4
84413756
n×5
105517195
n÷2
10551719.5
n÷3
7034479.6666667
n÷3
5275859.75
n÷5
4220687.8
n2
445355137626721
n3
9.3985249802421E+21
n4
1.9834119861052E+29
n5
4.1856813860639E+36
2 √n
4593.8479513367
3 √n
276.34466061122
4 √n
67.777931152674
5 √n
29.165581963747
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21103438
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21103439 can be divided by 4 positive divisors.
The sum of these divisors (counting 21103439) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100000001101001111
3
Ternary
1110201011110212
4
Quaternary
1100200031033
5
Quinary
20400302224
6
Senary
2032153035
8
Octal
120401517
10
Decimal
21103439
12
Duodecimal
709877b
16
Hexadecimal
142034f
20
Vigesimal
6bhibj
36
Base36
ckbin
md5
3c893b7331dfb34e4cef35a011993c48
sha1
b202c695b9ca5c70ee94762f898c5f2cce21e28f
sha256
8edbebe649d81a7f77d50fe89091617135d54341a6c436881f1072eea43901f6
sha512
f407f56a91f575db500b4241ce0b196403a67e4c7c4c218a2df05c7437a436133ff4a5a8787cdfdf258be0dd8b74c5c10a99a3141eca83687fc2f6c0ea7a184f
ripemd-160
4336c867e300ed09b8aa539df57a56e4539b98f2
Diameter
42206878
Circumference
132596817.85576
Area
1.3991244286066E+15
Volume
3.9368449376678E+22
Surface area
5.5964977144263E+15
Circumference
132596817.85576
Perimeter
84413756
Area
445355137626721
Diagonal
29844769.646513
Surface area
2672130825760326
Volume
9.3985249802421E+21
Space diagonal
36552228.562431
Perimeter
63310317
Area
1.9284443144533E+14
Altitude
18276114.281215
Surface area
1.9284443144533E+14
Volume
1.1076267911134E+21
Height
9948256.5488378