21103471 is an odd 8-digits composite number following 21103470
and preceding 21103472 . In scientific notation, it is written as 2.1103471 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 19992744 positive integers (up to 21103471) that are relatively prime to 21103471.
21103471 has 4 divisors, whose sum is 22214200
The reverse of 21103471 is 17430112
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million one hundred three thousand four hundred seventy-one
Scientific notation
2.1103471 × 10^7
Engineering notation
2.1103471 × 10^6
Prime Factorization
19 × 1110709
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21103471
Product of the distinct prime numbers
The prime factorization of 21103471 is 19 × 1110709.
Since it has a total of 2 prime factors.
8 , 4 , 12 , 16 , 630 , 172 , 4366 , 8391 , 12183 , 68552 , 397384 , 621308 , 113838 , 2781184 , 73625011 , 76175898 , 582927227 , 347517215 , 3466809315 , 6069678499
n×2
42206942
n×3
63310413
n×4
84413884
n×5
105517355
n÷2
10551735.5
n÷3
7034490.3333333
n÷3
5275867.75
n÷5
4220694.2
n2
445356488247841
n3
9.3985677344002E+21
n4
1.9834240162445E+29
n5
4.1857131207519E+36
2 √n
4593.8514342543
3 √n
276.34480028869
4 √n
67.777956846266
5 √n
29.165590808732
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
-21103470
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 21103471 can be divided by 4 positive divisors.
The sum of these divisors (counting 21103471) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100000001101101111
3
Ternary
1110201011112001
4
Quaternary
1100200031233
5
Quinary
20400302341
6
Senary
2032153131
8
Octal
120401557
10
Decimal
21103471
12
Duodecimal
70987a7
16
Hexadecimal
142036f
20
Vigesimal
6bhidb
36
Base36
ckbjj
md5
d8b06d45e416e6ffd2650dd9e85c4a5c
sha1
7beee8a9020955ae5218d89d1c1ccafb485e1895
sha256
3060b160cb84c0498b8bf0c09749bb802a2887628d942a94ad8b4edaa248c24c
sha512
ff83991a847b4205a82ef23549a242b8ec9dfd88f0b982766efceffc199b8d11483229d95779919c9e66d1d906eb84f41a6542ccb68104fd0f3b0debda515b33
ripemd-160
37b4e90eb829aaaf15cde3251ff3efe2a3cb817f
Diameter
42206942
Circumference
132597018.91769
Area
1.399128671708E+15
Volume
3.9368628464877E+22
Surface area
5.5965146868319E+15
Circumference
132597018.91769
Perimeter
84413884
Area
445356488247841
Diagonal
29844814.901347
Surface area
2672138929487046
Volume
9.3985677344002E+21
Space diagonal
36552283.988056
Perimeter
63310413
Area
1.9284501628143E+14
Altitude
18276141.994028
Surface area
1.9284501628143E+14
Volume
1.1076318297392E+21
Height
9948271.6337824