21121330 is an even 8-digits composite number following 21121329
and preceding 21121331 . In scientific notation, it is written as 2.1121330 × 10^7.
The sum of its digits is 13. It has a total of 4 prime factors and 16 positive divisors.
There are 8268592 positive integers (up to 21121330) that are relatively prime to 21121330.
21121330 has 16 divisors, whose sum is 38828160
The reverse of 21121330 is 03312112
Previous prime number is 47
Is Prime? no
Number parity even
Number length 8
Sum of Digits 13
Digital Root 4
Name
twenty-one million one hundred twenty-one thousand three hundred thirty
Scientific notation
2.1121330 × 10^7
Engineering notation
2.1121330 × 10^6
Prime Factorization
2 × 5 × 47 × 44939
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21121330
Product of the distinct prime numbers
The prime factorization of 21121330 is 2 × 5 × 47 × 44939.
Since it has a total of 4 prime factors.
7 , 7 , 37 , 57 , 157 , 547 , 350 , 1790 , 42595 , 41215 , 473017 , 524240 , 3742624 , 1411900 , 72095187 , 17467272 , 8754001 , 694396179 , 3933057791 , 5056397447
n×2
42242660
n×3
63363990
n×4
84485320
n×5
105606650
n÷2
10560665
n÷3
7040443.3333333
n÷3
5280332.5
n÷5
4224266
n2
446110580968900
n3
9.4224487971359E+21
n4
1.9901465045241E+29
n5
4.20345410704E+36
2 √n
4595.7948170039
3 √n
276.42273139109
4 √n
67.792291722613
5 √n
29.170525466732
1 , 2 , 5 , 10 , 47 , 94 , 235 , 470 , 44939 , 89878 , 224695 , 449390 , 2112133 , 4224266 , 10560665 , 21121330
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21121329
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21121330 can be divided by 16 positive divisors.
The sum of these divisors (counting 21121330) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000100100100100110010
3
Ternary
1110202002000111
4
Quaternary
1100210210302
5
Quinary
20401340310
6
Senary
2032411534
8
Octal
120444462
10
Decimal
21121330
12
Duodecimal
70a6baa
16
Hexadecimal
1424932
20
Vigesimal
6c036a
36
Base36
ckpbm
md5
d2be5d005c5e64c39cdc80c6f88ea8dd
sha1
12aa86b7c82b5618c04743b4fdd1afbd2867cc65
sha256
3a7db46bceef9b9a607240771d42590505078abd8078ced588c1bed5245e21d7
sha512
b4c523ace595633b2d2c12c0dbc2960e39c7afacd8c7834fe814cc244288239c48f90b2d5854641ed193ac544f160251a682d5501d5a9b8c1d5a4868704fa7db
ripemd-160
8169fce851ab3c80222dbe564f78c70558d91d8b
Diameter
42242660
Circumference
132709230.32409
Area
1.4014977238606E+15
Volume
3.9468661226544E+22
Surface area
5.6059908954423E+15
Circumference
132709230.32409
Perimeter
84485320
Area
446110580968900
Diagonal
29870071.341358
Surface area
2676663485813400
Volume
9.4224487971359E+21
Space diagonal
36583216.683429
Perimeter
63363990
Area
1.9317154800805E+14
Altitude
18291608.341714
Surface area
1.9317154800805E+14
Volume
1.110446239973E+21
Height
9956690.4471192