128889590 is an even 9-digits composite number following 128889589
and preceding 128889591 . In scientific notation, it is written as 1.28889590 × 10^8.
The sum of its digits is 50. It has a total of 4 prime factors and 16 positive divisors.
There are 51161760 positive integers (up to 128889590) that are relatively prime to 128889590.
128889590 has 16 divisors, whose sum is 233774640
The reverse of 128889590 is 095988821
Previous prime number is 131
Is Prime? no
Number parity even
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred twenty-eight million eight hundred eighty-nine thousand five hundred ninety
Scientific notation
1.28889590 × 10^8
Engineering notation
1.28889590 × 10^6
Prime Factorization
2 × 5 × 131 × 98389
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128889590
Product of the distinct prime numbers
The prime factorization of 128889590 is 2 × 5 × 131 × 98389.
Since it has a total of 4 prime factors.
4 , 9 , 46 , 87 , 790 , 331 , 7786 , 8780 , 72870 , 87776 , 678704 , 732275 , 4798941 , 8033264 , 72171062 , 56964655 , 757762986 , 662365666 , 4059359214 , 1940921296
n×2
257779180
n×3
386668770
n×4
515558360
n×5
644447950
n÷2
64444795
n÷3
42963196.666667
n÷3
32222397.5
n÷5
25777918
n2
16612526410368100
n3
2.1411817178965E+24
n4
2.7597603373518E+32
n5
3.5570437837953E+40
2 √n
11352.955121905
3 √n
505.13323935856
4 √n
106.55024693498
5 √n
41.883558061151
1 , 2 , 5 , 10 , 131 , 262 , 655 , 1310 , 98389 , 196778 , 491945 , 983890 , 12888959 , 25777918 , 64444795 , 128889590
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
-128889589
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 128889590 can be divided by 16 positive divisors.
The sum of these divisors (counting 128889590) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101011101011001011110110
3
Ternary
22222112021021112
4
Quaternary
13223223023312
5
Quinary
230443431330
6
Senary
20442315022
8
Octal
753531366
10
Decimal
128889590
12
Duodecimal
371b8a72
16
Hexadecimal
7aeb2f6
20
Vigesimal
205b3ja
36
Base36
24qjue
md5
a53924d95cfb82622ef5781233055662
sha1
d37b8692a437f5a0fc7bd037707a4fceeef215f9
sha256
601a0e76b181b14701f6b42eed6b11866599294fdf4462cfc5baaca3962029c3
sha512
966c6094564ff63fa6fcb264be561e04041ec3649f0e087fbd8d7d4150f4ee5542ad1f5cfeed3ccd391de52261a49ba04aba04e195dcb5753fcbeea832b75488
ripemd-160
f9d840691aa8a64f99d2baa06fd6346c3d7a31cc
Diameter
257779180
Circumference
809837178.1364
Area
5.2189790928379E+16
Volume
8.9689610065926E+24
Surface area
2.0875916371352E+17
Circumference
809837178.1364
Perimeter
515558360
Area
16612526410368100
Diagonal
182277406.22671
Surface area
99675158462208600
Volume
2.1411817178965E+24
Space diagonal
223243318.44672
Perimeter
386668770
Area
7.1934349462093E+15
Altitude
111621659.22336
Surface area
7.1934349462093E+15
Volume
2.5234068541288E+23
Height
60759135.408903