21743909 is an odd 8-digits composite number following 21743908
and preceding 21743910 . In scientific notation, it is written as 2.1743909 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 19623600 positive integers (up to 21743909) that are relatively prime to 21743909.
21743909 has 8 divisors, whose sum is 23892960
The reverse of 21743909 is 90934712
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-one million seven hundred forty-three thousand nine hundred nine
Scientific notation
2.1743909 × 10^7
Engineering notation
2.1743909 × 10^6
Prime Factorization
11 × 139 × 14221
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21743909
Product of the distinct prime numbers
The prime factorization of 21743909 is 11 × 139 × 14221.
Since it has a total of 3 prime factors.
3 , 7 , 19 , 61 , 982 , 698 , 4730 , 6604 , 28737 , 75784 , 436463 , 238162 , 9460041 , 1941039 , 95442294 , 62890500 , 282958874 , 672602504 , 6379072547 , 9416639939
n×2
43487818
n×3
65231727
n×4
86975636
n×5
108719545
n÷2
10871954.5
n÷3
7247969.6666667
n÷3
5435977.25
n÷5
4348781.8
n2
472797578600281
n3
1.0280467524505E+22
n4
2.2353755033029E+29
n5
4.8605801524647E+36
2 √n
4663.0364570739
3 √n
279.11244894468
4 √n
68.286429523543
5 √n
29.340500936234
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
-21743908
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 21743909 can be divided by 8 positive divisors.
The sum of these divisors (counting 21743909) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010111100100100100101
3
Ternary
1111220201000222
4
Quaternary
1102330210211
5
Quinary
21031301114
6
Senary
2054014125
8
Octal
122744445
10
Decimal
21743909
12
Duodecimal
7347345
16
Hexadecimal
14bc925
20
Vigesimal
6fhjf9
36
Base36
cy1ph
md5
d87b55ca50bd91c4033438fda63fc681
sha1
6098c461f4ea69d7737e4658bad3726a1469b3d1
sha256
fb840ca6f1115a8755d2244103912aa52cbbc821b282a07ae8ebd2f19a6959dc
sha512
bff064c784e2032cd6129e62d4c1748210a0aa1215a8a8fc426d1ffb5f3ef65d2622ed9e51f32a6780844c4531b757277f7465123fb23cbab2899e676efb096d
ripemd-160
7710afe589ed8cc3027d569fc9a96ed193522343
Diameter
43487818
Circumference
136621009.54945
Area
1.4853373995657E+15
Volume
4.3062721667271E+22
Surface area
5.9413495982627E+15
Circumference
136621009.54945
Perimeter
86975636
Area
472797578600281
Diagonal
30750531.006806
Surface area
2836785471601686
Volume
1.0280467524505E+22
Space diagonal
37661555.143154
Perimeter
65231727
Area
2.0472735695781E+14
Altitude
18830777.571577
Surface area
2.0472735695781E+14
Volume
1.2115647167242E+21
Height
10250177.002269