128889752 is an even 9-digits composite number following 128889751
and preceding 128889753 . In scientific notation, it is written as 1.28889752 × 10^8.
The sum of its digits is 50. It has a total of 5 prime factors and 16 positive divisors.
There are 64394176 positive integers (up to 128889752) that are relatively prime to 128889752.
128889752 has 16 divisors, whose sum is 241858440
The reverse of 128889752 is 257988821
Previous prime number is 1433
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 seven hundred fifty-two
Scientific notation
1.28889752 × 10^8
Engineering notation
1.28889752 × 10^6
Prime Factorization
2 × 2 × 2 × 1433 × 11243
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
32222438
Product of the distinct prime numbers
The prime factorization of 128889752 is 2 × 2 × 2 × 1433 × 11243.
Since it has a total of 5 prime factors.
1 , 1 , 8 , 53 , 557 , 851 , 6692 , 4328 , 20521 , 72793 , 57446 , 867154 , 1188284 , 8575164 , 74369985 , 3942885 , 833386753 , 771185900 , 8968121550 , 3789729187
n×2
257779504
n×3
386669256
n×4
515559008
n×5
644448760
n÷2
64444876
n÷3
42963250.666667
n÷3
32222438
n÷5
25777950.4
n2
16612568170621504
n3
2.1411897915945E+24
n4
2.7597742122355E+32
n5
3.5570661379102E+40
2 √n
11352.96225661
3 √n
505.13345099073
4 √n
106.55028041544
5 √n
41.883568589748
1 , 2 , 4 , 8 , 1433 , 2866 , 5732 , 11243 , 11464 , 22486 , 44972 , 89944 , 16111219 , 32222438 , 64444876 , 128889752
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
-128889751
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 128889752 can be divided by 16 positive divisors.
The sum of these divisors (counting 128889752) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101011101011001110011000
3
Ternary
22222112021111112
4
Quaternary
13223223032120
5
Quinary
230443433002
6
Senary
20442315452
8
Octal
753531630
10
Decimal
128889752
12
Duodecimal
371b8b88
16
Hexadecimal
7aeb398
20
Vigesimal
205b47c
36
Base36
24qjyw
md5
f348451fc17afc5729fdf4e90ec04037
sha1
63de02b0fceaf9e160fa0a54b04f1257cb4b8284
sha256
721795c07ae52c2edb286e4b06e3afce8316cadf029aeee539498c49c6301027
sha512
b7feddbd852d33a6f8f7079c6c672bda948c16c78ab58644f49f9a8cc11b10fe5dcb2973c023ce2f4d02edfbee42e54ea1482b01e21947a5bd766723160fa105
ripemd-160
5c401d32cd4ca8486d9e01b66c219582ce2cf2a5
Diameter
257779504
Circumference
809838196.01242
Area
5.2189922122084E+16
Volume
8.9689948256197E+24
Surface area
2.0875968848834E+17
Circumference
809838196.01242
Perimeter
515559008
Area
16612568170621504
Diagonal
182277635.3293
Surface area
99675409023729024
Volume
2.1411897915945E+24
Space diagonal
223243599.03895
Perimeter
386669256
Area
7.1934530289295E+15
Altitude
111621799.51948
Surface area
7.1934530289295E+15
Volume
2.5234163690731E+23
Height
60759211.776435