21109469 is an odd 8-digits composite number following 21109468
and preceding 21109470 . In scientific notation, it is written as 2.1109469 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 20191644 positive integers (up to 21109469) that are relatively prime to 21109469.
21109469 has 4 divisors, whose sum is 22027296
The reverse of 21109469 is 96490112
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-one million one hundred nine thousand four hundred sixty-nine
Scientific notation
2.1109469 × 10^7
Engineering notation
2.1109469 × 10^6
Prime Factorization
23 × 917803
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21109469
Product of the distinct prime numbers
The prime factorization of 21109469 is 23 × 917803.
Since it has a total of 2 prime factors.
6 , 6 , 60 , 88 , 477 , 134 , 5675 , 1143 , 76808 , 79606 , 137060 , 790579 , 8782310 , 2867349 , 13084642 , 19890295 , 3388653 , 597020812 , 4672923612 , 6908903372
n×2
42218938
n×3
63328407
n×4
84437876
n×5
105547345
n÷2
10554734.5
n÷3
7036489.6666667
n÷3
5277367.25
n÷5
4221893.8
n2
445609681461961
n3
9.4065837569211E+21
n4
1.9856798821263E+29
n5
4.1916647915669E+36
2 √n
4594.5042169967
3 √n
276.37097859058
4 √n
67.782772272877
5 √n
29.167248501243
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
-21109468
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 21109469 can be divided by 4 positive divisors.
The sum of these divisors (counting 21109469) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100001101011011101
3
Ternary
1110201110202012
4
Quaternary
1100201223131
5
Quinary
20401000334
6
Senary
2032241005
8
Octal
120415335
10
Decimal
21109469
12
Duodecimal
70a0165
16
Hexadecimal
1421add
20
Vigesimal
6bidd9
36
Base36
ckg65
md5
486c810949530b24e7680655c6764f34
sha1
851edcc65c63927645af9be306927c43618be30e
sha256
7b2c44d369d5134049c98c18aafe4475786c3cf41b3048dc5a2d5f4dd70cb390
sha512
07c7568a0b6fbf2ea84e8ad7f1adbc39a0b74d3e3d4b56a6be9bfce8491a3496f3d2996cfec4c7651a628a9898c145d0a1b06ef3be7b4fa16d94bc2e84fe7a16
ripemd-160
1e4af9c9946d822a5b98a22ac6956b826862eb25
Diameter
42218938
Circumference
132634705.46316
Area
1.3999241016494E+15
Volume
3.9402205901494E+22
Surface area
5.5996964065975E+15
Circumference
132634705.46316
Perimeter
84437876
Area
445609681461961
Diagonal
29853297.354294
Surface area
2673658088771766
Volume
9.4065837569211E+21
Space diagonal
36562672.8288
Perimeter
63328407
Area
1.9295465215917E+14
Altitude
18281336.4144
Surface area
1.9295465215917E+14
Volume
1.108576527053E+21
Height
9951099.1180981