189997128 is an even 9-digits composite number following 189997127
and preceding 189997129 . In scientific notation, it is written as 1.89997128 × 10^8.
The sum of its digits is 54. It has a total of 6 prime factors and 24 positive divisors.
There are 63332352 positive integers (up to 189997128) that are relatively prime to 189997128.
189997128 has 24 divisors, whose sum is 514575750
The reverse of 189997128 is 821799981
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 54
Digital Root 9
Name
one hundred eighty-nine million nine hundred ninety-seven thousand one hundred twenty-eight
Scientific notation
1.89997128 × 10^8
Engineering notation
1.89997128 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 3 × 2638849
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
15833094
Product of the distinct prime numbers
The prime factorization of 189997128 is 2 × 2 × 2 × 3 × 3 × 2638849.
Since it has a total of 6 prime factors.
3 , 5 , 67 , 8 , 917 , 522 , 3888 , 6453 , 47237 , 26269 , 363640 , 755298 , 3786808 , 8464449 , 42646659 , 62837063 , 337187518 , 554285016 , 8418142403 , 3019457984
n×2
379994256
n×3
569991384
n×4
759988512
n×5
949985640
n÷2
94998564
n÷3
63332376
n÷3
47499282
n÷5
37999425.6
n2
36098908648248384
n3
6.8586889671016E+24
n4
1.3031312055946E+33
n5
2.4759118647015E+41
2 √n
13783.944573307
3 √n
574.88681124262
4 √n
117.40504492272
5 √n
45.263632832821
1 , 2 , 3 , 4 , 6 , 8 , 9 , 12 , 18 , 24 , 36 , 72 , 2638849 , 5277698 , 7916547 , 10555396 , 15833094 , 21110792 , 23749641 , 31666188 , 47499282 , 63332376 , 94998564 , 189997128
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-189997127
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 189997128 can be divided by 24 positive divisors.
The sum of these divisors (counting 189997128) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1011010100110010000001001000
3
Ternary
111020111212001200
4
Quaternary
23110302001020
5
Quinary
342114402003
6
Senary
30504144200
8
Octal
1324620110
10
Decimal
189997128
12
Duodecimal
53768060
16
Hexadecimal
b532048
20
Vigesimal
2j79cg8
36
Base36
354aq0
md5
389d0f808edc8891f13a6bed8489c90c
sha1
3e6afd9ac3be3a2ca93672b4ef9201357db6c2c8
sha256
60262e269da090d6db7ac36a1d3d58d03dd0290fa467a0bddd17d6e24911f736
sha512
5da6eb7ea2396652afed2cc9ebaf172ee2f4d073e531f004a7d9e491d76ecb8a5307413e26872c3219075cd962079e293d6f5962d4dcfacf35412aa3de4dbc42
ripemd-160
84791b0c5b056308b166476c2264609149dd9fea
Diameter
379994256
Circumference
1193787163.0559
Area
1.1340806621195E+17
Volume
2.8729609163071E+25
Surface area
4.5363226484778E+17
Circumference
1193787163.0559
Perimeter
759988512
Area
36098908648248384
Diagonal
268696515.22954
Surface area
216593451889490304
Volume
6.8586889671016E+24
Space diagonal
329084678.98817
Perimeter
569991384
Area
1.5631285969138E+16
Altitude
164542339.49408
Surface area
1.5631285969138E+16
Volume
8.0830424644781E+23
Height
89565505.076512