128501612 is an even 9-digits composite number following 128501611
and preceding 128501613 . In scientific notation, it is written as 1.28501612 × 10^8.
The sum of its digits is 26. It has a total of 4 prime factors and 12 positive divisors.
There are 64160976 positive integers (up to 128501612) that are relatively prime to 128501612.
128501612 has 12 divisors, whose sum is 225192240
The reverse of 128501612 is 216105821
Previous prime number is 727
Is Prime? no
Number parity even
Number length 9
Sum of Digits 26
Digital Root 8
Name
one hundred twenty-eight million five hundred one thousand six hundred twelve
Scientific notation
1.28501612 × 10^8
Engineering notation
1.28501612 × 10^6
Prime Factorization
2 × 2 × 727 × 44189
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64250806
Product of the distinct prime numbers
The prime factorization of 128501612 is 2 × 2 × 727 × 44189.
Since it has a total of 4 prime factors.
9 , 10 , 57 , 38 , 232 , 171 , 6798 , 4725 , 59913 , 9692 , 487681 , 153483 , 4951261 , 9945963 , 18915828 , 44625446 , 199931906 , 190183958 , 9971668045 , 1503415681
n×2
257003224
n×3
385504836
n×4
514006448
n×5
642508060
n÷2
64250806
n÷3
42833870.666667
n÷3
32125403
n÷5
25700322.4
n2
16512664286598544
n3
2.1219039792427E+24
n4
2.7266808184191E+32
n5
3.5038288057633E+40
2 √n
11335.855150804
3 √n
504.62588636595
4 √n
106.46997300086
5 √n
41.858312421986
1 , 2 , 4 , 727 , 1454 , 2908 , 44189 , 88378 , 176756 , 32125403 , 64250806 , 128501612
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128501611
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128501612 can be divided by 12 positive divisors.
The sum of these divisors (counting 128501612) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101010001100011101101100
3
Ternary
22221210120001222
4
Quaternary
13222030131230
5
Quinary
230344022422
6
Senary
20430122512
8
Octal
752143554
10
Decimal
128501612
12
Duodecimal
37050438
16
Hexadecimal
7a8c76c
20
Vigesimal
2032e0c
36
Base36
24i8h8
md5
0753ac073f15b1799d4d4da15ab1fe93
sha1
b55a23531badb18faa0d0716215a0c1f031e7d3d
sha256
c7257928e633fb1fc1c1e93ce41ec2106289fa0f61af7e00c26fab642d741d29
sha512
c0cef748d9159ec7e02d193fa174ce30a95c204b7f155fc5c6b41c360aff64ebaafaf68876ec708a0c928939c095f335056292d1ddc236319f8b253355671ed4
ripemd-160
df5acdbed6d41c18d3e274e0acd3c292aa2cac7e
Diameter
257003224
Circumference
807399440.46729
Area
5.1876064813973E+16
Volume
8.8882106037493E+24
Surface area
2.0750425925589E+17
Circumference
807399440.46729
Perimeter
514006448
Area
16512664286598544
Diagonal
181728722.47721
Surface area
99075985719591264
Volume
2.1219039792427E+24
Space diagonal
222571320.8385
Perimeter
385504836
Area
7.1501933781792E+15
Altitude
111285660.41925
Surface area
7.1501933781792E+15
Volume
2.5006878212488E+23
Height
60576240.825735