120189905 is an odd 9-digits composite number following 120189904
and preceding 120189906 . In scientific notation, it is written as 1.20189905 × 10^8.
The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors.
There are 86958080 positive integers (up to 120189905) that are relatively prime to 120189905.
120189905 has 16 divisors, whose sum is 134193024
The reverse of 120189905 is 509981021
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty million one hundred eighty-nine thousand nine hundred five
Scientific notation
1.20189905 × 10^8
Engineering notation
1.20189905 × 10^6
Prime Factorization
55 × 11 × 257 × 773
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
120189905
Product of the distinct prime numbers
The prime factorization of 120189905 is 55 × 11 × 257 × 773.
Since it has a total of 4 prime factors.
10 , 10 , 42 , 50 , 510 , 180 , 5182 , 206 , 50638 , 44858 , 595502 , 230705 , 2757410 , 3401600 , 31778886 , 7041151 , 688326844 , 848779607 , 686177135 , 6404575932
n×2
240379810
n×3
360569715
n×4
480759620
n×5
600949525
n÷2
60094952.5
n÷3
40063301.666667
n÷3
30047476.25
n÷5
24037981
n2
14445613263909025
n3
1.736216885856E+24
n4
2.0867574257042E+32
n5
2.5080717675344E+40
2 √n
10963.115661161
3 √n
493.50246995606
4 √n
104.70489798076
5 √n
41.302239277969
1 , 11 , 55 , 257 , 605 , 773 , 2827 , 8503 , 14135 , 42515 , 155485 , 198661 , 467665 , 2185271 , 10926355 , 120189905
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
-120189904
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 120189905 can be divided by 16 positive divisors.
The sum of these divisors (counting 120189905) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111001010011111001111010001
3
Ternary
22101011021112222
4
Quaternary
13022133033101
5
Quinary
221232034110
6
Senary
15532030425
8
Octal
712371721
10
Decimal
120189905
12
Duodecimal
34302415
16
Hexadecimal
729f3d1
20
Vigesimal
1hb3ef5
36
Base36
1zk34h
md5
d8bac2453369276a481c49024c1c4170
sha1
fdfc80c0613cdf0408b2d94bbbbfb42c0f07efdb
sha256
7429509f8b676c936754aaea417eeb073ee1c352fe9a44f08eeabbac38eb5eb6
sha512
0fdee4a8706074c15f24bb860cd89c508fb1d9635431fd32571c51ffd5c00befc8503a66ff7292a0d8287aee06ea905a26b28d815578f8d295b0be8670e32573
ripemd-160
44d1e21bf0fddf775572f22ed87f0426ef841b8c
Diameter
240379810
Circumference
755175445.16731
Area
4.5382232506496E+16
Volume
7.2726482848582E+24
Surface area
1.8152893002598E+17
Circumference
755175445.16731
Perimeter
480759620
Area
14445613263909025
Diagonal
169974193.71133
Surface area
86673679583454150
Volume
1.736216885856E+24
Space diagonal
208175022.01688
Perimeter
360569715
Area
6.2551340298953E+15
Altitude
104087511.00844
Surface area
6.2551340298953E+15
Volume
2.0461512226656E+23
Height
56658064.570445