21568313 is an odd 8-digits composite number following 21568312
and preceding 21568314 . In scientific notation, it is written as 2.1568313 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 19909200 positive integers (up to 21568313) that are relatively prime to 21568313.
21568313 has 4 divisors, whose sum is 23227428
The reverse of 21568313 is 31386512
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million five hundred sixty-eight thousand three hundred thirteen
Scientific notation
2.1568313 × 10^7
Engineering notation
2.1568313 × 10^6
Prime Factorization
13 × 1659101
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21568313
Product of the distinct prime numbers
The prime factorization of 21568313 is 13 × 1659101.
Since it has a total of 2 prime factors.
10 , 5 , 42 , 46 , 716 , 69 , 5718 , 9691 , 34119 , 34641 , 353633 , 142950 , 5279302 , 4047338 , 94465851 , 63665915 , 389997846 , 811085408 , 1992532531 , 1111580752
n×2
43136626
n×3
64704939
n×4
86273252
n×5
107841565
n÷2
10784156.5
n÷3
7189437.6666667
n÷3
5392078.25
n÷5
4313662.6
n2
465192125665969
n3
1.0033409371499E+22
n4
2.1640371378162E+29
n5
4.6674630332045E+36
2 √n
4644.1697858713
3 √n
278.35908001237
4 √n
68.148145872586
5 √n
29.292958443096
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
-21568312
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 21568313 can be divided by 4 positive divisors.
The sum of these divisors (counting 21568313) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010010001101100111001
3
Ternary
1111120210011102
4
Quaternary
1102101230321
5
Quinary
21010141223
6
Senary
2050141145
8
Octal
122215471
10
Decimal
21568313
12
Duodecimal
72817b5
16
Hexadecimal
1491b39
20
Vigesimal
6eg0fd
36
Base36
cua7t
md5
30added7a69d1b1d8300cc7517e925d2
sha1
90a3b99874ce75f46859fc901d181396297703a7
sha256
06862f720ae8c5750a76e3d82b3ab1daa73bc13c312120a85b20d7d9a4f0a37a
sha512
695015da7a5e04999e1b1084e81ebb1f68bec460bbc8a70d55d1ce174b4b02c80933fbeeb775e53888b29ca676345c9391948e65f018aa78afbc29e0f464d3ea
ripemd-160
852cd24ce4c516ad5e59492508c03c077070284e
Diameter
43136626
Circumference
135517707.34225
Area
1.4614441645E+15
Volume
4.2027846895947E+22
Surface area
5.8457766580001E+15
Circumference
135517707.34225
Perimeter
86273252
Area
465192125665969
Diagonal
30502200.762108
Surface area
2791152753995814
Volume
1.0033409371499E+22
Space diagonal
37357413.949548
Perimeter
64704939
Area
2.0143409923361E+14
Altitude
18678706.974774
Surface area
2.0143409923361E+14
Volume
1.1824486341679E+21
Height
10167400.254036