21309029 is an odd 8-digits composite number following 21309028
and preceding 21309030 . In scientific notation, it is written as 2.1309029 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 18264876 positive integers (up to 21309029) that are relatively prime to 21309029.
21309029 has 4 divisors, whose sum is 24353184
The reverse of 21309029 is 92090312
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million three hundred nine thousand twenty-nine
Scientific notation
2.1309029 × 10^7
Engineering notation
2.1309029 × 10^6
Prime Factorization
7 × 3044147
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21309029
Product of the distinct prime numbers
The prime factorization of 21309029 is 7 × 3044147.
Since it has a total of 2 prime factors.
10 , 9 , 36 , 64 , 868 , 244 , 6596 , 6269 , 61645 , 49986 , 922089 , 399244 , 735850 , 2679523 , 1254927 , 6357149 , 873411055 , 345833543 , 9024105960 , 126643943
n×2
42618058
n×3
63927087
n×4
85236116
n×5
106545145
n÷2
10654514.5
n÷3
7103009.6666667
n÷3
5327257.25
n÷5
4261805.8
n2
454074716922841
n3
9.6758913110756E+21
n4
2.0618384854856E+29
n5
4.3935776080528E+36
2 √n
4616.1703824707
3 √n
277.23914669588
4 √n
67.942404891722
5 √n
29.222188110363
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
-21309028
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 21309029 can be divided by 4 positive divisors.
The sum of these divisors (counting 21309029) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001010010011001100101
3
Ternary
1111002121111022
4
Quaternary
1101102121211
5
Quinary
20423342104
6
Senary
2040420525
8
Octal
121223145
10
Decimal
21309029
12
Duodecimal
7177745
16
Hexadecimal
1452665
20
Vigesimal
6d3cb9
36
Base36
coq5h
md5
def2cdca9b706f4fb2f202aa2a69ec52
sha1
d6b5efcc4ce8893b4b7f31388ee8893774d3fe16
sha256
31ea6436a26f007702570667923cd28a41e7511a47be4ab0d159901a9e5dd07f
sha512
397f10b2bacfb15daf00c552609df10840f190e6715668c19954aaa1df5678a074b720c28e42989fb376ffd360ea7b2936e0751c3d9ddcbd2a4a6f8fa51c1129
ripemd-160
e00c70e584a617f4a17b02e165b86eea6ec491ac
Diameter
42618058
Circumference
133888577.92306
Area
1.4265177948657E+15
Volume
4.0530278746411E+22
Surface area
5.7060711794626E+15
Circumference
133888577.92306
Perimeter
85236116
Area
454074716922841
Diagonal
30135517.812802
Surface area
2724448301537046
Volume
9.6758913110756E+21
Space diagonal
36908320.887959
Perimeter
63927087
Area
1.966201200357E+14
Altitude
18454160.443979
Surface area
1.966201200357E+14
Volume
1.1403147266809E+21
Height
10045172.604267