21031343 is an odd 8-digits composite number following 21031342
and preceding 21031344 . In scientific notation, it is written as 2.1031343 × 10^7.
The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors.
There are 20542200 positive integers (up to 21031343) that are relatively prime to 21031343.
21031343 has 4 divisors, whose sum is 21520488
The reverse of 21031343 is 34313012
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty-one million thirty-one thousand three hundred forty-three
Scientific notation
2.1031343 × 10^7
Engineering notation
2.1031343 × 10^6
Prime Factorization
43 × 489101
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21031343
Product of the distinct prime numbers
The prime factorization of 21031343 is 43 × 489101.
Since it has a total of 2 prime factors.
5 , 10 , 96 , 69 , 955 , 61 , 8496 , 9121 , 92433 , 68126 , 174645 , 312907 , 8459466 , 1177539 , 24817605 , 17425491 , 938380465 , 625256279 , 4814257297 , 360167334
n×2
42062686
n×3
63094029
n×4
84125372
n×5
105156715
n÷2
10515671.5
n÷3
7010447.6666667
n÷3
5257835.75
n÷5
4206268.6
n2
442317388383649
n3
9.3025287099607E+21
n4
1.9564467206653E+29
n5
4.1146702043537E+36
2 √n
4585.9942215402
3 √n
276.0296080748
4 √n
67.71996914899
5 √n
29.14562691163
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
-21031342
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 21031343 can be divided by 4 positive divisors.
The sum of these divisors (counting 21031343) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000001110100110101111
3
Ternary
1110120111120122
4
Quaternary
1100032212233
5
Quinary
20341000333
6
Senary
2030435155
8
Octal
120164657
10
Decimal
21031343
12
Duodecimal
7062abb
16
Hexadecimal
140e9af
20
Vigesimal
6b8i73
36
Base36
cirvz
md5
f136a4135b0b816dffd90dd4efd9785a
sha1
5148e87cb8ec94da336ef97235bfae4823a0b388
sha256
0e0dae27ee8acdc30ced4ffbfcabe5bf0310dfe5db87d046374f8da073793f39
sha512
0efab4f167100b0b95977abbd4346d522cb2387b5d8c63d99eca5659895fdea51860ddd25877c4b9872a53d93cca1509ba938a825a391aa705a513e771a26fee
ripemd-160
0b5d8e506788a9c11408fdfc036c6bf643e5a1e3
Diameter
42062686
Circumference
132143825.32785
Area
1.3895810579011E+15
Volume
3.8966341140028E+22
Surface area
5.5583242316044E+15
Circumference
132143825.32785
Perimeter
84125372
Area
442317388383649
Diagonal
29742810.50552
Surface area
2653904330301894
Volume
9.3025287099607E+21
Space diagonal
36427354.627408
Perimeter
63094029
Area
1.9152904743791E+14
Altitude
18213677.313704
Surface area
1.9152904743791E+14
Volume
1.096313522166E+21
Height
9914270.1685068