128429911 is an odd 9-digits composite number following 128429910
and preceding 128429912 . In scientific notation, it is written as 1.28429911 × 10^8.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 120739320 positive integers (up to 128429911) that are relatively prime to 128429911.
128429911 has 8 divisors, whose sum is 136224000
The reverse of 128429911 is 119924821
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-eight million four hundred twenty-nine thousand nine hundred eleven
Scientific notation
1.28429911 × 10^8
Engineering notation
1.28429911 × 10^6
Prime Factorization
19 × 131 × 51599
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128429911
Product of the distinct prime numbers
The prime factorization of 128429911 is 19 × 131 × 51599.
Since it has a total of 3 prime factors.
9 , 2 , 21 , 42 , 544 , 79 , 6864 , 7462 , 939 , 88981 , 932176 , 86216 , 5553371 , 8192006 , 38214767 , 82027263 , 759701076 , 677732690 , 3845276534 , 6751211479
n×2
256859822
n×3
385289733
n×4
513719644
n×5
642149555
n÷2
64214955.5
n÷3
42809970.333333
n÷3
32107477.75
n÷5
25685982.2
n2
16494242039467921
n3
2.1183540371413E+24
n4
2.7206002045655E+32
n5
3.4940644213893E+40
2 √n
11332.692133822
3 √n
504.53201228449
4 √n
106.45511793156
5 √n
41.853640180299
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
-128429910
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 128429911 can be divided by 8 positive divisors.
The sum of these divisors (counting 128429911) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001111010111101010111
3
Ternary
22221122220201101
4
Quaternary
13221322331113
5
Quinary
230334224121
6
Senary
20424410531
8
Octal
751727527
10
Decimal
128429911
12
Duodecimal
37016a47
16
Hexadecimal
7a7af57
20
Vigesimal
202defb
36
Base36
24gp5j
md5
51d1516d72e521c77f1570d5c0b132d7
sha1
00ee524dc3ffe2cf5308fc590546159f5fc1c69f
sha256
9eafcc5bcf7a6cac88c3011a670fc3fec58eff054e47a35b801aeda1a447aac6
sha512
40846ba7c799a7761539a756c0ed87974739d03cd842efc99b82d835c904d83fc216ddabb0cd8033c076f86a7557014458d0ac965637e2d40a5f7459ad46dfa1
ripemd-160
d9f4dfdf86e8ca4de85937886cce11762b18a3b4
Diameter
256859822
Circumference
806948929.79758
Area
5.1818189617724E+16
Volume
8.8733406410473E+24
Surface area
2.072727584709E+17
Circumference
806948929.79758
Perimeter
513719644
Area
16494242039467921
Diagonal
181627321.95057
Surface area
98965452236807526
Volume
2.1183540371413E+24
Space diagonal
222447131.06355
Perimeter
385289733
Area
7.1422163111742E+15
Altitude
111223565.53177
Surface area
7.1422163111742E+15
Volume
2.4965041743609E+23
Height
60542440.65019