12902009 is an odd 8-digits composite number following 12902008
and preceding 12902010 . In scientific notation, it is written as 1.2902009 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 12892260 positive integers (up to 12902009) that are relatively prime to 12902009.
12902009 has 4 divisors, whose sum is 12911760
The reverse of 12902009 is 90020921
Previous prime number is 1579
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twelve million nine hundred two thousand nine
Scientific notation
1.2902009 × 10^7
Engineering notation
1.2902009 × 10^6
Prime Factorization
1579 × 8171
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12902009
Product of the distinct prime numbers
The prime factorization of 12902009 is 1579 × 8171.
Since it has a total of 2 prime factors.
1 , 6 , 63 , 75 , 852 , 875 , 2774 , 4875 , 17274 , 82896 , 2377 , 568242 , 7177227 , 5747722 , 25059536 , 47345303 , 563855353 , 778844511 , 1367085021 , 5415227432
n×2
25804018
n×3
38706027
n×4
51608036
n×5
64510045
n÷2
6451004.5
n÷3
4300669.6666667
n÷3
3225502.25
n÷5
2580401.8
n2
166461836236081
n3
2.1476921092744E+21
n4
2.7709542923088E+28
n5
3.5750877217957E+35
2 √n
3591.9366642523
3 √n
234.54118415961
4 √n
59.932767867439
5 √n
26.432087791113
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
-12902008
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 12902009 can be divided by 4 positive divisors.
The sum of these divisors (counting 12902009) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001001101111001111001
3
Ternary
220021111020012
4
Quaternary
301031321321
5
Quinary
11300331014
6
Senary
1140311305
8
Octal
61157171
10
Decimal
12902009
12
Duodecimal
43a2535
16
Hexadecimal
c4de79
20
Vigesimal
40cf09
36
Base36
7oj95
md5
400804093eef4ed2aa08e87d013417b3
sha1
bdbc990f15ed293bf8b90fb54392f7744b06aa1d
sha256
baa192d643720231496111337cb147529fe316107be5e0cb209c1e6b9794e45b
sha512
733b222dd253783a7fb0e93d144d83185ec8950eb0a74fbfc65498b19de426333f1074582a60cdb46e5876b7efd286fff6169c709d214b06b53f3059c99397cb
ripemd-160
028ca988f221d5326098e24241a8c6916206f054
Diameter
25804018
Circumference
81065713.381899
Area
5.2295528182234E+14
Volume
8.9962316702258E+21
Surface area
2.0918211272894E+15
Circumference
81065713.381899
Perimeter
51608036
Area
166461836236081
Diagonal
18246196.10966
Surface area
998771017416486
Volume
2.1476921092744E+21
Space diagonal
22346935.107711
Perimeter
38706027
Area
72080089470526
Altitude
11173467.553855
Surface area
72080089470526
Volume
2.531079423948E+20
Height
6082065.3698866