21143911 is an odd 8-digits prime number following 21143910
and preceding 21143912 . In scientific notation, it is written as 2.1143911 × 10^7.
The sum of its digits is 22. It has a total of 1 prime factors and 2 positive divisors.
There are 21143910 positive integers (up to 21143911) that are relatively prime to 21143911.
21143911 has 2 divisors, whose sum is 21143912
The reverse of 21143911 is 11934112
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million one hundred forty-three thousand nine hundred eleven
Scientific notation
2.1143911 × 10^7
Engineering notation
2.1143911 × 10^6
Prime Factorization
21143911
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21143911
Product of the distinct prime numbers
The prime factorization of 21143911 is 21143911.
Since it has a total of 1 prime factors.
8 , 5 , 87 , 41 , 715 , 428 , 8009 , 9819 , 88754 , 31700 , 999868 , 402698 , 6976625 , 8108316 , 68640167 , 80983382 , 725028810 , 133947553 , 1685254131 , 6846674133
n×2
42287822
n×3
63431733
n×4
84575644
n×5
105719555
n÷2
10571955.5
n÷3
7047970.3333333
n÷3
5285977.75
n÷5
4228782.2
n2
447064972375921
n3
9.4527019871339E+21
n4
1.9986708952548E+29
n5
4.2259719527558E+36
2 √n
4598.2508631
3 √n
276.52120496565
4 √n
67.81040379691
5 √n
29.176760094263
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21143912
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10571956
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4598.250971837
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999054101
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21143911 can be divided by 2 positive divisors.
The sum of these divisors (counting 21143911) is 21143912, the average is 10571956.
Base
System
Value
2
Binary
1010000101010000101100111
3
Ternary
1110210012222211
4
Quaternary
1100222011213
5
Quinary
20403101121
6
Senary
2033104251
8
Octal
120520547
10
Decimal
21143911
12
Duodecimal
70b8087
16
Hexadecimal
142a167
20
Vigesimal
6c2jfb
36
Base36
cl6qv
md5
c3b1fc3d4c307e6f3097cd407cb85176
sha1
65233361f0d4c7ad0c3c2a5903405597b61c1443
sha256
3c2eb9d46a76d869b2c1281b4643301eeda496996c31dfe7527a8437b3dc54e7
sha512
a173d52ba362f11c4b5de430cc967f017cad2f771fac96ce284eca4f0deb26d7e6f601ea0e27aa70078d0fcfafae919be4638d89dce4eeff7cbb3bb9636f7b9f
ripemd-160
38cb99a871ea7b9ccb733aca457d6fee9939fae9
Diameter
42287822
Circumference
132851110.93151
Area
1.4044960328935E+15
Volume
3.9595385492471E+22
Surface area
5.6179841315741E+15
Circumference
132851110.93151
Perimeter
84575644
Area
447064972375921
Diagonal
29902005.69781
Surface area
2682389834255526
Volume
9.4527019871339E+21
Space diagonal
36622328.122714
Perimeter
63431733
Area
1.9358481160987E+14
Altitude
18311164.061357
Surface area
1.9358481160987E+14
Volume
1.1140116126063E+21
Height
9967335.2326032