128889118 is an even 9-digits composite number following 128889117
and preceding 128889119 . In scientific notation, it is written as 1.28889118 × 10^8.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 64428504 positive integers (up to 128889118) that are relatively prime to 128889118.
128889118 has 8 divisors, whose sum is 193381848
The reverse of 128889118 is 811988821
Previous prime number is 7963
Is Prime? no
Number parity even
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred twenty-eight million eight hundred eighty-nine thousand one hundred eighteen
Scientific notation
1.28889118 × 10^8
Engineering notation
1.28889118 × 10^6
Prime Factorization
2 × 7963 × 8093
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128889118
Product of the distinct prime numbers
The prime factorization of 128889118 is 2 × 7963 × 8093.
Since it has a total of 3 prime factors.
4 , 4 , 89 , 53 , 905 , 568 , 6144 , 7431 , 17196 , 14663 , 142512 , 180541 , 4843625 , 858743 , 56627540 , 30839964 , 143729572 , 729051794 , 1320621748 , 8612050261
n×2
257778236
n×3
386667354
n×4
515556472
n×5
644445590
n÷2
64444559
n÷3
42963039.333333
n÷3
32222279.5
n÷5
25777823.6
n2
16612404738817924
n3
2.1411581946453E+24
n4
2.759719912063E+32
n5
3.5569786539284E+40
2 √n
11352.934334347
3 √n
505.13262275025
4 √n
106.55014938679
5 √n
41.883527385177
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
-128889117
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 128889118 can be divided by 8 positive divisors.
The sum of these divisors (counting 128889118) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011101011000100011110
3
Ternary
22222112020122001
4
Quaternary
13223223010132
5
Quinary
230443422433
6
Senary
20442312514
8
Octal
753530436
10
Decimal
128889118
12
Duodecimal
371b873a
16
Hexadecimal
7aeb11e
20
Vigesimal
205b2fi
36
Base36
24qjha
md5
a5b816ca2146be0fce62eb1bdf27f478
sha1
f1f3c5396b3a80250f7d0244259bb2dba9d4b88e
sha256
04520c2c40cbd19f63b0d2c0477c9b4e0e6c2e2308700c477bfad6d398ee886b
sha512
f40b633c48472c229fec56ef501dcf4889243feb7af74cfc53978b642d43ad8ab92ca804d405742d65665aae8b4b64c6fa74a492831630a6d1fb13a16f2f3efd
ripemd-160
013cf2151bbbbdd6b6b30d2f3ea8a773f7f91024
Diameter
257778236
Circumference
809834212.47294
Area
5.2189408685931E+16
Volume
8.9688624726282E+24
Surface area
2.0875763474372E+17
Circumference
809834212.47294
Perimeter
515556472
Area
16612404738817924
Diagonal
182276738.71791
Surface area
99674428432907544
Volume
2.1411581946453E+24
Space diagonal
223242500.91874
Perimeter
386667354
Area
7.1933822608827E+15
Altitude
111621250.45937
Surface area
7.1933822608827E+15
Volume
2.5233791317114E+23
Height
60758912.905969