128966229 is an odd 9-digits composite number following 128966228
and preceding 128966230 . In scientific notation, it is written as 1.28966229 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 73694880 positive integers (up to 128966229) that are relatively prime to 128966229.
128966229 has 8 divisors, whose sum is 152849088
The reverse of 128966229 is 922669821
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred twenty-eight million nine hundred sixty-six thousand two hundred twenty-nine
Scientific notation
1.28966229 × 10^8
Engineering notation
1.28966229 × 10^6
Prime Factorization
27 × 7 × 682361
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128966229
Product of the distinct prime numbers
The prime factorization of 128966229 is 27 × 7 × 682361.
Since it has a total of 3 prime factors.
2 , 4 , 61 , 46 , 795 , 831 , 8077 , 7157 , 87860 , 8493 , 265199 , 4498 , 7344520 , 5696557 , 61648510 , 56530824 , 996853906 , 564654575 , 3605486743 , 3918809367
n×2
257932458
n×3
386898687
n×4
515864916
n×5
644831145
n÷2
64483114.5
n÷3
42988743
n÷3
32241557.25
n÷5
25793245.8
n2
16632288222480441
n3
2.1450034916944E+24
n4
2.7663301151566E+32
n5
3.5676316312088E+40
2 √n
11356.32990891
3 √n
505.23333856193
4 √n
106.56608235696
5 √n
41.888537750853
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
-128966228
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 128966229 can be divided by 8 positive divisors.
The sum of these divisors (counting 128966229) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011111101111001010101
3
Ternary
22222200011102000
4
Quaternary
13223331321111
5
Quinary
231003404404
6
Senary
20444105513
8
Octal
753757125
10
Decimal
128966229
12
Duodecimal
37235299
16
Hexadecimal
7afde55
20
Vigesimal
2060fb9
36
Base36
24s6z9
md5
898278482f4c7e1e88bf0a6be8fbab28
sha1
3eca0db25439a6304bb631633e9513b554ab699e
sha256
6ebdbe4397d751435ca0b8c550fce0dae311058f6241776b956b33b20469004e
sha512
1b623713ad0a720e4f54864aed44ee83222340477814d6adf2d6f9a2300b68296ebd5224d37b1bf00acbb809f203bceafa5b3860299b513ec29f380014d39d70
ripemd-160
d899efd5ccb7b66895f228535a1030d81f2661d9
Diameter
257932458
Circumference
810318715.17516
Area
5.2251874492133E+16
Volume
8.9849696152422E+24
Surface area
2.0900749796853E+17
Circumference
810318715.17516
Perimeter
515864916
Area
16632288222480441
Diagonal
182385790.13991
Surface area
99793729334882646
Volume
2.1450034916944E+24
Space diagonal
223376061.08856
Perimeter
386898687
Area
7.2019920618664E+15
Altitude
111688030.54428
Surface area
7.2019920618664E+15
Volume
2.5279108577432E+23
Height
60795263.379971