2185005 is an odd 7-digits composite number following 2185004
and preceding 2185006 . In scientific notation, it is written as 2.185005 × 10^6.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 1124928 positive integers (up to 2185005) that are relatively prime to 2185005.
2185005 has 16 divisors, whose sum is 3617280
The reverse of 2185005 is 5005812
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 21
Digital Root 3
Name
two million one hundred eighty-five thousand five
Scientific notation
2.185005 × 10^6
Engineering notation
2.185005 × 10^6
Prime Factorization
3 × 5 × 29 × 5023
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2185005
Product of the distinct prime numbers
The prime factorization of 2185005 is 3 × 5 × 29 × 5023.
Since it has a total of 4 prime factors.
6 , 6 , 34 , 57 , 965 , 36 , 2231 , 8354 , 62867 , 3801 , 477701 , 953094 , 9725790 , 88714 , 59639953 , 56030153 , 591094197 , 143688863 , 2546556194 , 7081011959
n×2
4370010
n×3
6555015
n×4
8740020
n×5
10925025
n÷2
1092502.5
n÷3
728335
n÷3
546251.25
n÷5
437001
n2
4774246850025
n3
1.0431753238539E+19
n4
2.2793432984974E+25
n5
4.9803765039332E+31
2 √n
1478.1762411837
3 √n
129.76298035055
4 √n
38.447057640133
5 √n
18.530642903397
1 , 3 , 5 , 15 , 29 , 87 , 145 , 435 , 5023 , 15069 , 25115 , 75345 , 145667 , 437001 , 728335 , 2185005
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2185004
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2185005 can be divided by 16 positive divisors.
The sum of these divisors (counting 2185005) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000010101011100101101
3
Ternary
11010000021010
4
Quaternary
20111130231
5
Quinary
1024410010
6
Senary
114455433
8
Octal
10253455
10
Decimal
2185005
12
Duodecimal
894579
16
Hexadecimal
21572d
20
Vigesimal
dd2a5
36
Base36
1atyl
md5
dbab7894b571a2ace7f15453f81a2694
sha1
80e8424429c4df9a079cbe1a940addc7e8dac54f
sha256
cada8f018afc14c0db9640372a3b3bccb2293a3092b14268474eccc9504f8bd2
sha512
4caad9a2f0465cc8d0662bfc9236ae902681e3491181bff846053bd75fc424cf54ba71e5ecb1eeb3716b3bf810a9a27391284423db4a19519d6a46a8834842af
ripemd-160
7a15f7b22236890bb12fa93339750649819547fc
Diameter
4370010
Circumference
13728791.312114
Area
14998738830463
Volume
4.369642578434E+19
Surface area
59994955321851
Circumference
13728791.312114
Perimeter
8740020
Area
4774246850025
Diagonal
3090063.704853
Surface area
28645481100150
Volume
1.0431753238539E+19
Space diagonal
3784539.674792
Perimeter
6555015
Area
2067309528029.7
Altitude
1892269.837396
Surface area
2067309528029.7
Volume
1.2293939091059E+18
Height
1030021.234951