21089413 is an odd 8-digits composite number following 21089412
and preceding 21089414 . In scientific notation, it is written as 2.1089413 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 20172460 positive integers (up to 21089413) that are relatively prime to 21089413.
21089413 has 4 divisors, whose sum is 22006368
The reverse of 21089413 is 31498012
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million eighty-nine thousand four hundred thirteen
Scientific notation
2.1089413 × 10^7
Engineering notation
2.1089413 × 10^6
Prime Factorization
23 × 916931
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21089413
Product of the distinct prime numbers
The prime factorization of 21089413 is 23 × 916931.
Since it has a total of 2 prime factors.
8 , 7 , 49 , 25 , 182 , 739 , 6315 , 6167 , 66589 , 19964 , 584569 , 648879 , 2401206 , 2007628 , 40185675 , 18253656 , 122667579 , 706181676 , 1707874149 , 4572786501
n×2
42178826
n×3
63268239
n×4
84357652
n×5
105447065
n÷2
10544706.5
n÷3
7029804.3333333
n÷3
5272353.25
n÷5
4217882.6
n2
444763340684569
n3
9.3797977789566E+21
n4
1.978144292169E+29
n5
4.1717901951144E+36
2 √n
4592.3210906904
3 √n
276.28342463238
4 √n
67.766666515997
5 √n
29.161704062615
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
-21089412
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 21089413 can be divided by 4 positive divisors.
The sum of these divisors (counting 21089413) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011100110010000101
3
Ternary
1110200110020101
4
Quaternary
1100130302011
5
Quinary
20344330123
6
Senary
2032004101
8
Octal
120346205
10
Decimal
21089413
12
Duodecimal
7090631
16
Hexadecimal
141cc85
20
Vigesimal
6bg3ad
36
Base36
ck0p1
md5
de7fcebe6c46dddece5f68b795b70d23
sha1
8c473c29ada746664053f69c3eaf78977b706b0c
sha256
c0d2dc5f4f2d44380321f071c94180392362ffabe573b871db68cebbc9aa89f0
sha512
111da9c1ee7451da569ea7ac2128512766e6dc50980e28a52ac6c30b302eb4430c7ae078289165ad272730f818ef5aec17ab5c3fc4d00551e4f7ff8e9b2ea70a
ripemd-160
abcb1b8c122f6215e5046056b29a0fe69c5f58d2
Diameter
42178826
Circumference
132508689.89864
Area
1.3972652436807E+15
Volume
3.929000505937E+22
Surface area
5.5890609747228E+15
Circumference
132508689.89864
Perimeter
84357652
Area
444763340684569
Diagonal
29824933.887087
Surface area
2668580044107414
Volume
9.3797977789566E+21
Space diagonal
36527934.817804
Perimeter
63268239
Area
1.9258817585243E+14
Altitude
18263967.408902
Surface area
1.9258817585243E+14
Volume
1.1054197692765E+21
Height
9941644.6290292