2146809 is an odd 7-digits composite number following 2146808
and preceding 2146810 . In scientific notation, it is written as 2.146809 × 10^6.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 1226736 positive integers (up to 2146809) that are relatively prime to 2146809.
2146809 has 4 divisors, whose sum is 2249060
The reverse of 2146809 is 9086412
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 30
Digital Root 3
Name
two million one hundred forty-six thousand eight hundred nine
Scientific notation
2.146809 × 10^6
Engineering notation
2.146809 × 10^6
Prime Factorization
21 × 102229
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2146809
Product of the distinct prime numbers
The prime factorization of 2146809 is 21 × 102229.
Since it has a total of 2 prime factors.
10 , 6 , 88 , 54 , 614 , 290 , 7286 , 7078 , 54589 , 30974 , 444953 , 913126 , 4565955 , 6870113 , 14821106 , 67814750 , 119409666 , 249436034 , 3585553069 , 6234857762
n×2
4293618
n×3
6440427
n×4
8587236
n×5
10734045
n÷2
1073404.5
n÷3
715603
n÷3
536702.25
n÷5
429361.8
n2
4608788882481
n3
9.8941894520102E+18
n4
2.124093496328E+25
n5
4.5600230347585E+31
2 √n
1465.1993038491
3 √n
129.00240365691
4 √n
38.277921885196
5 √n
18.465398368353
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
-2146808
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 2146809 can be divided by 4 positive divisors.
The sum of these divisors (counting 2146809) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000001100000111111001
3
Ternary
11001001212110
4
Quaternary
20030013321
5
Quinary
1022144214
6
Senary
114002533
8
Octal
10140771
10
Decimal
2146809
12
Duodecimal
876449
16
Hexadecimal
20c1f9
20
Vigesimal
d8709
36
Base36
1a0hl
md5
7e0244fdc34590edffe688df6896576f
sha1
cb8ca508e1f43d4a4c0b9dc381b6cb602db30047
sha256
463a9321213f0647f488f17ea9620adbb06527bba0902ec366668c161415b2ae
sha512
681abdd952a0433b0f61b4634c600ac36c8d4fdbbe28a84e5f9c381117d12517d48b642cce2062c00847f7df19bb4025774676f2a062288b02f0af62938dfeda
ripemd-160
21a727eeeee0fccb70faca3afb38cb74683d4ef7
Diameter
4293618
Circumference
13488798.766121
Area
14478937295149
Volume
4.1444683860881E+19
Surface area
57915749180594
Circumference
13488798.766121
Perimeter
8587236
Area
4608788882481
Diagonal
3036046.4036246
Surface area
27652733294886
Volume
9.8941894520102E+18
Space diagonal
3718382.2621461
Perimeter
6440427
Area
1995664126453.9
Altitude
1859191.1310731
Surface area
1995664126453.9
Volume
1.1660414093101E+18
Height
1012015.4678749