128834989 is an odd 9-digits composite number following 128834988
and preceding 128834990 . In scientific notation, it is written as 1.28834989 × 10^8.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 125954160 positive integers (up to 128834989) that are relatively prime to 128834989.
128834989 has 8 divisors, whose sum is 131741568
The reverse of 128834989 is 989438821
Previous prime number is 167
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred twenty-eight million eight hundred thirty-four thousand nine hundred eighty-nine
Scientific notation
1.28834989 × 10^8
Engineering notation
1.28834989 × 10^6
Prime Factorization
61 × 167 × 12647
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128834989
Product of the distinct prime numbers
The prime factorization of 128834989 is 61 × 167 × 12647.
Since it has a total of 3 prime factors.
6 , 10 , 17 , 81 , 733 , 858 , 2766 , 8011 , 14363 , 36719 , 654106 , 524192 , 4664605 , 6266834 , 38393678 , 3749311 , 644660724 , 905818817 , 8188768779 , 3733001888
n×2
257669978
n×3
386504967
n×4
515339956
n×5
644174945
n÷2
64417494.5
n÷3
42944996.333333
n÷3
32208747.25
n÷5
25766997.8
n2
16598454390630121
n3
2.1384616888338E+24
n4
2.7550868815783E+32
n5
3.5495158808218E+40
2 √n
11350.550162878
3 √n
505.06190006844
4 √n
106.53896077435
5 √n
41.880008865648
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
-128834988
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 128834989 can be divided by 8 positive divisors.
The sum of these divisors (counting 128834989) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011011101110110101101
3
Ternary
22222102111101021
4
Quaternary
13223131312231
5
Quinary
230440204424
6
Senary
20441214141
8
Octal
753356655
10
Decimal
128834989
12
Duodecimal
37191351
16
Hexadecimal
7adddad
20
Vigesimal
2054799
36
Base36
24pdpp
md5
8d50053affc36af495b97eeb8767af6f
sha1
e73bffc3fa62831eb0eec3b95a1ddcd6db2b5f34
sha256
e85a28cbe35d5f7135e59c095cbf1d2f75005abaf99616f6d559b4c481fc3745
sha512
a26b50f068c8cad774a44e3e991e22279aec280bf6713eb217236325bad41ef21d79dc3ac6026fd1455f130816d576461f341170c8bdd32692df34a0f909ac6a
ripemd-160
3797fcf418fb6f6e897b9eea2e3abad74ed35e99
Diameter
257669978
Circumference
809494109.93544
Area
5.2145582374549E+16
Volume
8.9575673754981E+24
Surface area
2.085823294982E+17
Circumference
809494109.93544
Perimeter
515339956
Area
16598454390630121
Diagonal
182200188.75199
Surface area
99590726343780726
Volume
2.1384616888338E+24
Space diagonal
223148746.74058
Perimeter
386504967
Area
7.1873415829215E+15
Altitude
111574373.37029
Surface area
7.1873415829215E+15
Volume
2.5202012691367E+23
Height
60733396.250663