12821709 is an odd 8-digits composite number following 12821708
and preceding 12821710 . In scientific notation, it is written as 1.2821709 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 8547804 positive integers (up to 12821709) that are relatively prime to 12821709.
12821709 has 4 divisors, whose sum is 17095616
The reverse of 12821709 is 90712821
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twelve million eight hundred twenty-one thousand seven hundred nine
Scientific notation
1.2821709 × 10^7
Engineering notation
1.2821709 × 10^6
Prime Factorization
3 × 4273903
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12821709
Product of the distinct prime numbers
The prime factorization of 12821709 is 3 × 4273903.
Since it has a total of 2 prime factors.
8 , 2 , 10 , 83 , 64 , 648 , 8663 , 6415 , 43448 , 91778 , 782381 , 896056 , 1801358 , 4260428 , 67171228 , 22801755 , 916883575 , 409857416 , 3550338215 , 4632118666
n×2
25643418
n×3
38465127
n×4
51286836
n×5
64108545
n÷2
6410854.5
n÷3
4273903
n÷3
3205427.25
n÷5
2564341.8
n2
164396221680681
n3
2.1078405150892E+21
n4
2.7026117702884E+28
n5
3.4652101658612E+35
2 √n
3580.7414036761
3 √n
234.05358915823
4 √n
59.8392964838
5 √n
26.399103772929
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
-12821708
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 12821709 can be divided by 4 positive divisors.
The sum of these divisors (counting 12821709) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000111010010011001101
3
Ternary
220010102002010
4
Quaternary
300322103031
5
Quinary
11240243314
6
Senary
1134451433
8
Octal
60722315
10
Decimal
12821709
12
Duodecimal
4363b79
16
Hexadecimal
c3a4cd
20
Vigesimal
402e59
36
Base36
7mtal
md5
7cb5f909909f8708593908994513cf1b
sha1
f9310a38e3a511760de93909addc61da9deaa051
sha256
da7893a0a3dac98586c13acf643d049921fca880dcc147c3bb23175bd0554db1
sha512
d2b6cb8fde5930d6c1aee1a86651201bd0f2cc6af89137b363ee009fb12266163fb605c35b29dcd3ef44e9b8a25d2e67031c80ef1ece838f6acf2ce758c941d5
ripemd-160
a5ac6f1e24016b58180cc9e9ff0e2a97c96151de
Diameter
25643418
Circumference
80561173.601732
Area
5.1646596230995E+14
Volume
8.8293017028575E+21
Surface area
2.0658638492398E+15
Circumference
80561173.601732
Perimeter
51286836
Area
164396221680681
Diagonal
18132634.760601
Surface area
986377330084086
Volume
2.1078405150892E+21
Space diagonal
22207851.427863
Perimeter
38465127
Area
71185652130824
Altitude
11103925.713932
Surface area
71185652130824
Volume
2.4841138697988E+20
Height
6044211.5868671