128529893 is an odd 9-digits composite number following 128529892
and preceding 128529894 . In scientific notation, it is written as 1.28529893 × 10^8.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 128460588 positive integers (up to 128529893) that are relatively prime to 128529893.
128529893 has 4 divisors, whose sum is 128599200
The reverse of 128529893 is 398925821
Previous prime number is 1907
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-eight million five hundred twenty-nine thousand eight hundred ninety-three
Scientific notation
1.28529893 × 10^8
Engineering notation
1.28529893 × 10^6
Prime Factorization
1907 × 67399
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128529893
Product of the distinct prime numbers
The prime factorization of 128529893 is 1907 × 67399.
Since it has a total of 2 prime factors.
4 , 6 , 77 , 39 , 583 , 347 , 8863 , 891 , 32372 , 71866 , 602696 , 846347 , 6763202 , 1769575 , 83239993 , 19117284 , 615701910 , 483036784 , 7516414693 , 2264423572
n×2
257059786
n×3
385589679
n×4
514119572
n×5
642649465
n÷2
64264946.5
n÷3
42843297.666667
n÷3
32132473.25
n÷5
25705978.6
n2
16519933394591449
n3
2.123305271574E+24
n4
2.7290819936174E+32
n5
3.5076861662787E+40
2 √n
11337.102495788
3 √n
504.66290348358
4 √n
106.47583057102
5 √n
41.860154719084
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128529892
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128529893 can be divided by 4 positive divisors.
The sum of these divisors (counting 128529893) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101010010011010111100101
3
Ternary
22221211222212102
4
Quaternary
13222103113211
5
Quinary
230400424033
6
Senary
20430501445
8
Octal
752232745
10
Decimal
128529893
12
Duodecimal
37064885
16
Hexadecimal
7a935e5
20
Vigesimal
20364ed
36
Base36
24iuat
md5
da512678822f6b92460729913f086855
sha1
985ca3e239d587acbb7ed1eb106b45a6455ac7d7
sha256
d9a155cc3692dd5b7b2cf0455f6ebb0f4c97e720e6f539dc34b3ea1c951367d6
sha512
6f13cdd72aa15928bcb77d1f657da42687707e8d28556ea2b1b857839f88a2bcb1dab23579b150d5324d5a8f725dd6ef8df0b4351184bf4bc1dfb3604fc27f00
ripemd-160
6d540cd4f378218962b3f7c014c915e2125210a4
Diameter
257059786
Circumference
807577135.23096
Area
5.1898901390241E+16
Volume
8.8940803233403E+24
Surface area
2.0759560556096E+17
Circumference
807577135.23096
Perimeter
514119572
Area
16519933394591449
Diagonal
181768717.85096
Surface area
99119600367548694
Volume
2.123305271574E+24
Space diagonal
222620304.96739
Perimeter
385589679
Area
7.1533409942715E+15
Altitude
111310152.4837
Surface area
7.1533409942715E+15
Volume
2.5023392600985E+23
Height
60589572.616988