189127989 is an odd 9-digits composite number following 189127988
and preceding 189127990 . In scientific notation, it is written as 1.89127989 × 10^8.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 126009000 positive integers (up to 189127989) that are relatively prime to 189127989.
189127989 has 8 divisors, whose sum is 210269440
The reverse of 189127989 is 989721981
Previous prime number is 1951
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 54
Digital Root 9
Name
one hundred eighty-nine million one hundred twenty-seven thousand nine hundred eighty-nine
Scientific notation
1.89127989 × 10^8
Engineering notation
1.89127989 × 10^6
Prime Factorization
9 × 1951 × 10771
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
189127989
Product of the distinct prime numbers
The prime factorization of 189127989 is 9 × 1951 × 10771.
Since it has a total of 3 prime factors.
8 , 10 , 78 , 81 , 560 , 57 , 8923 , 301 , 61332 , 86344 , 630924 , 706857 , 8736875 , 8190892 , 95503049 , 39354260 , 925986036 , 348900346 , 3806186760 , 7586958777
n×2
378255978
n×3
567383967
n×4
756511956
n×5
945639945
n÷2
94563994.5
n÷3
63042663
n÷3
47281997.25
n÷5
37825597.8
n2
35769396223184121
n3
6.764993975435E+24
n4
1.2794497061711E+33
n5
2.4197974995479E+41
2 √n
13752.381211994
3 √n
574.00886747906
4 √n
117.27054707809
5 √n
45.222145288237
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
-189127988
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 189127989 can be divided by 8 positive divisors.
The sum of these divisors (counting 189127989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011010001011101110100110101
3
Ternary
111011212200211100
4
Quaternary
23101131310311
5
Quinary
341404043424
6
Senary
30433400313
8
Octal
1321356465
10
Decimal
189127989
12
Duodecimal
53409099
16
Hexadecimal
b45dd35
20
Vigesimal
2j20jj9
36
Base36
34lo39
md5
56248cb68eeb71994ad5e840a643aac2
sha1
9cb96b40617b25ceea0aff4b12691385b464de1b
sha256
57ccb6b6cf640a759a44642624a9193f9ed06fdd093df7fd47a0083c45b4c742
sha512
639441f5fb5aa7e8e39b0352101633ca8e8310a1aa66e2d151c349e6c7aa8eaeb03e2a88f1ae196ec8b83650f3a177590015cf91f6243acd499f63911a619103
ripemd-160
95f26c77d90e1facb17ba588f8e729a2301297f4
Diameter
378255978
Circumference
1188326201.6612
Area
1.123728723981E+17
Volume
2.8337140499741E+25
Surface area
4.4949148959239E+17
Circumference
1188326201.6612
Perimeter
756511956
Area
35769396223184121
Diagonal
267467367.06815
Surface area
214616377339104726
Volume
6.764993975435E+24
Space diagonal
327579286.08133
Perimeter
567383967
Area
1.5488602903654E+16
Altitude
163789643.04066
Surface area
1.5488602903654E+16
Volume
7.9726218578604E+23
Height
89155789.022717