165389939 is an odd 9-digits composite number following 165389938
and preceding 165389940 . In scientific notation, it is written as 1.65389939 × 10^8.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 138787440 positive integers (up to 165389939) that are relatively prime to 165389939.
165389939 has 8 divisors, whose sum is 179585952
The reverse of 165389939 is 939983561
Previous prime number is 121
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred sixty-five million three hundred eighty-nine thousand nine hundred thirty-nine
Scientific notation
1.65389939 × 10^8
Engineering notation
1.65389939 × 10^6
Prime Factorization
13 × 121 × 105143
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
165389939
Product of the distinct prime numbers
The prime factorization of 165389939 is 13 × 121 × 105143.
Since it has a total of 3 prime factors.
2 , 4 , 26 , 74 , 371 , 861 , 5716 , 5199 , 51365 , 94108 , 84284 , 704733 , 3948209 , 1712119 , 85617151 , 83979317 , 903914051 , 519974244 , 1975767766 , 6660384627
n×2
330779878
n×3
496169817
n×4
661559756
n×5
826949695
n÷2
82694969.5
n÷3
55129979.666667
n÷3
41347484.75
n÷5
33077987.8
n2
27353831922423721
n3
4.5240485930659E+24
n4
7.4823212084021E+32
n5
1.237500648236E+41
2 √n
12860.40197661
3 √n
548.91238400821
4 √n
113.40371235815
5 √n
44.025248640671
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-165389938
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 165389939 can be divided by 8 positive divisors.
The sum of these divisors (counting 165389939) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110110111010011001110011
3
Ternary
102112012200100022
4
Quaternary
21312322121303
5
Quinary
314314434224
6
Senary
24224514055
8
Octal
1166723163
10
Decimal
165389939
12
Duodecimal
4747b92b
16
Hexadecimal
9dba673
20
Vigesimal
2bddegj
36
Base36
2qgvoz
md5
06a2cb5d35339ba793399e111f1ef5af
sha1
19512ff985129cbe44f767ce16228f8e0202a2d3
sha256
a905b1dada9aecec3788890aa672be28b5cb3af6ca579af323169a230a023647
sha512
a232423ad7ed09a2c3933f24a1e582d0f70c72e3ef96d7a69c36195b6136efb74822ca9689fdaab4c9c270c09a5e7c2bb2a2d4f7e21200dac0933bce376702fd
ripemd-160
9fde6e19896041bdd8fcc0bd71f3493862d390b5
Diameter
330779878
Circumference
1039175634.6801
Area
8.5934597415016E+16
Volume
1.8950290432612E+25
Surface area
3.4373838966007E+17
Circumference
1039175634.6801
Perimeter
661559756
Area
27353831922423721
Diagonal
233896694.81386
Surface area
164122991534542326
Volume
4.5240485930659E+24
Space diagonal
286463777.40872
Perimeter
496169817
Area
1.1844556667834E+16
Altitude
143231888.70436
Surface area
1.1844556667834E+16
Volume
5.3316423976239E+23
Height
77965564.937953