12881009 is an odd 8-digits composite number following 12881008
and preceding 12881010 . In scientific notation, it is written as 1.2881009 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 12862704 positive integers (up to 12881009) that are relatively prime to 12881009.
12881009 has 4 divisors, whose sum is 12899316
The reverse of 12881009 is 90018821
Previous prime number is 733
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twelve million eight hundred eighty-one thousand nine
Scientific notation
1.2881009 × 10^7
Engineering notation
1.2881009 × 10^6
Prime Factorization
733 × 17573
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12881009
Product of the distinct prime numbers
The prime factorization of 12881009 is 733 × 17573.
Since it has a total of 2 prime factors.
2 , 7 , 66 , 94 , 773 , 913 , 351 , 3496 , 33593 , 45624 , 882254 , 168731 , 64456 , 9935255 , 47946238 , 65953918 , 777170508 , 70404289 , 8904675854 , 721574423
n×2
25762018
n×3
38643027
n×4
51524036
n×5
64405045
n÷2
6440504.5
n÷3
4293669.6666667
n÷3
3220252.25
n÷5
2576201.8
n2
165920392858081
n3
2.1372220736885E+21
n4
2.752957676618E+28
n5
3.5460872609135E+35
2 √n
3589.0122596614
3 √n
234.4138644647
4 √n
59.908365523201
5 √n
26.423477727609
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
-12881008
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 12881009 can be divided by 4 positive divisors.
The sum of these divisors (counting 12881009) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001001000110001110001
3
Ternary
220020102102102
4
Quaternary
301020301301
5
Quinary
11244143014
6
Senary
1140030145
8
Octal
61106161
10
Decimal
12881009
12
Duodecimal
4392355
16
Hexadecimal
c48c71
20
Vigesimal
40a2a9
36
Base36
7o31t
md5
8abb522e60530ba77763a98d14c0635a
sha1
02289ddcce0d43f4fade54e2a3e6789d784afd5d
sha256
8dec2ced11cefbed0e00bb58a7dbee0ae6e915468a278ae2c5e3de55f0b04768
sha512
10228a94ebae12dfba9c8818434c867f3123de09e604af65137e0167cfe4bc8520fe008fde065fc4b20fbba4ec6dfc7ed7e96df200e669a3316692693b09d353
ripemd-160
d2b1798fff6d6d8a9d5c4b0dd02e0b1d02c6d695
Diameter
25762018
Circumference
80933766.490448
Area
5.2125428728368E+14
Volume
8.9523748877196E+21
Surface area
2.0850171491347E+15
Circumference
80933766.490448
Perimeter
51524036
Area
165920392858081
Diagonal
18216497.62485
Surface area
995522357148486
Volume
2.1372220736885E+21
Space diagonal
22310562.040752
Perimeter
38643027
Area
71845637610496
Altitude
11155281.020376
Surface area
71845637610496
Volume
2.5187403686778E+20
Height
6072165.87495