1385209 is an odd 7-digits composite number following 1385208
and preceding 1385210 . In scientific notation, it is written as 1.385209 × 10^6.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 1187316 positive integers (up to 1385209) that are relatively prime to 1385209.
1385209 has 4 divisors, whose sum is 1583104
The reverse of 1385209 is 9025831
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 28
Digital Root 1
Name
one million three hundred eighty-five thousand two hundred nine
Scientific notation
1.385209 × 10^6
Engineering notation
1.385209 × 10^6
Prime Factorization
7 × 197887
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1385209
Product of the distinct prime numbers
The prime factorization of 1385209 is 7 × 197887.
Since it has a total of 2 prime factors.
4 , 4 , 9 , 71 , 744 , 129 , 2234 , 6278 , 5493 , 93688 , 353453 , 785214 , 1090227 , 1620425 , 78270150 , 2610515 , 934307544 , 906493656 , 8209050404 , 667487904
n×2
2770418
n×3
4155627
n×4
5540836
n×5
6926045
n÷2
692604.5
n÷3
461736.33333333
n÷3
346302.25
n÷5
277041.8
n2
1918803973681
n3
2657944533578684329
n4
3.681808689414E+24
n5
5.1000745328545E+30
2 √n
1176.9490218357
3 √n
111.47353363797
4 √n
34.30669062786
5 √n
16.916209728219
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
-1385208
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 1385209 can be divided by 4 positive divisors.
The sum of these divisors (counting 1385209) is 1, the average is 0.25.
Base
System
Value
2
Binary
101010010001011111001
3
Ternary
2121101011001
4
Quaternary
11102023321
5
Quinary
323311314
6
Senary
45405001
8
Octal
5221371
10
Decimal
1385209
12
Duodecimal
569761
16
Hexadecimal
1522f9
20
Vigesimal
8d309
36
Base36
tou1
md5
3ace465f9fdf12bc680b735251116d8e
sha1
8ca0013f5fd8e6b7f37e610f99c18ae642a8acc6
sha256
9428f65a0ef588a82b755e6bb9e8d6b80774c21ccef630fdeb3156fa94f1386e
sha512
b6eec4685cffac914128242fd373e08517fbc40fb245136bde45c91ed4cea0318180111333c29a34d9b2de87dd61bc68632762f4f7a6ea968760dc908d3f23a8
ripemd-160
f3c6bd5edd0e929d4c49cfbabca5ed47de6e3550
Diameter
2770418
Circumference
8703524.8361729
Area
6028100467395.1
Volume
1.113357202712E+19
Surface area
24112401869581
Circumference
8703524.8361729
Perimeter
5540836
Area
1918803973681
Diagonal
1958981.3545213
Surface area
11512823842086
Volume
2657944533578684329
Space diagonal
2399252.3671017
Perimeter
4155627
Area
830866493045.14
Altitude
1199626.1835508
Surface area
830866493045.14
Volume
3.132417672852E+17
Height
652993.78484042