128641572 is an even 9-digits composite number following 128641571
and preceding 128641573 . In scientific notation, it is written as 1.28641572 × 10^8.
The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors.
There are 42638832 positive integers (up to 128641572) that are relatively prime to 128641572.
128641572 has 24 divisors, whose sum is 251546400
The reverse of 128641572 is 275146821
Previous prime number is 179
Is Prime? no Number parity even Number length 9 Sum of Digits 36 Digital Root 9
Name
one hundred twenty-eight million six hundred forty-one thousand five hundred seventy-two
Scientific notation
1.28641572 × 10^8
Engineering notation
1.28641572 × 10^6
Prime Factorization
2 × 2 × 9 × 179 × 19963
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
64320786 Product of the distinct prime numbers
The prime factorization of 128641572 is 2 × 2 × 9 × 179 × 19963.
Since it has a total of 5 prime factors.
9 , 4 , 93 , 30 , 377 , 67 , 3776 , 9929 , 21480 , 69004 , 32883 , 951967 , 7974356 , 9793055 , 73787395 , 75281935 , 675193276 , 844335171 , 3978256564 , 6344631757
n×2
257283144
n×3
385924716
n×4
514566288
n×5
643207860
n÷2
64320786
n÷3
42880524
n÷3
32160393
n÷5
25728314.4
n2
16548654046631184
n3
2.1288448710428E+24
n4
2.7385795075508E+32
n5
3.5229517289832E+40
2 √n11342.026803001
3 √n504.8090275518
4 √n106.49895212161
5 √n41.867426609159
1 , 2 , 4 , 9 , 18 , 36 , 179 , 358 , 716 , 1611 , 3222 , 6444 , 19963 , 39926 , 79852 , 179667 , 359334 , 718668 , 3573377 , 7146754 , 14293508 , 32160393 , 64320786 , 128641572
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-128641571 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128641572 can be divided by 24 positive divisors.
The sum of these divisors (counting 128641572) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101010101110101000100100
3
Ternary
22222001200001200
4
Quaternary
13222232220210
5
Quinary
230413012242
6
Senary
20433122500
8
Octal
752565044
10
Decimal
128641572
12
Duodecimal
370b9430
16
Hexadecimal
7aaea24
20
Vigesimal
20403ic
36
Base36
24l8h0
md5
069692be98f30eaa60a954e4f06850a0
sha1
aab826d85a0597793a09da338233641867842d2a
sha256
d5c4cb14a12e0739162d1af88d427f843f617da74cc950c31aeabe57460cc084
sha512
e1667fe61bf5140cd82baef1bd501616b7f988f78f7c983ead9c3e0546008ca32fc314fe0817108edf9ce4509e7d4574eb9bd307289956355843ec43dd8b33ba
ripemd-160
06d133309f30dafe5485309332fc21ff185e019e
Diameter
257283144
Circumference
808278835.08288
Area
5.1989129979696E+16
Volume
8.9172845433338E+24
Surface area
2.0795651991878E+17
Circumference
808278835.08288
Perimeter
514566288
Area
16548654046631184
Diagonal
181926655.8074
Surface area
99291924279787104
Volume
2.1288448710428E+24
Space diagonal
222813738.66953
Perimeter
385924716
Area
7.1657774014114E+15
Altitude
111406869.33476
Surface area
7.1657774014114E+15
Volume
2.5088677406809E+23
Height
60642218.602465