128977112 is an even 9-digits composite number following 128977111
and preceding 128977113 . In scientific notation, it is written as 1.28977112 × 10^8.
The sum of its digits is 38. It has a total of 6 prime factors and 32 positive divisors.
There are 56733600 positive integers (up to 128977112) that are relatively prime to 128977112.
128977112 has 32 divisors, whose sum is 272332800
The reverse of 128977112 is 211779821
Previous prime number is 31
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-eight million nine hundred seventy-seven thousand one hundred twelve
Scientific notation
1.28977112 × 10^8
Engineering notation
1.28977112 × 10^6
Prime Factorization
2 × 2 × 2 × 11 × 31 × 47279
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
32244278
Product of the distinct prime numbers
The prime factorization of 128977112 is 2 × 2 × 2 × 11 × 31 × 47279.
Since it has a total of 6 prime factors.
2 , 9 , 88 , 39 , 822 , 257 , 3085 , 4695 , 92443 , 1290 , 100275 , 471561 , 3218793 , 966769 , 26667777 , 76206506 , 145248784 , 705898725 , 5565102324 , 8892097182
n×2
257954224
n×3
386931336
n×4
515908448
n×5
644885560
n÷2
64488556
n÷3
42992370.666667
n÷3
32244278
n÷5
25795422.4
n2
16635095419860544
n3
2.145546565098E+24
n4
2.7672639962787E+32
n5
3.569137183816E+40
2 √n
11356.809058886
3 √n
505.24754977522
4 √n
106.5683304687
5 √n
41.889244691845
1 , 2 , 4 , 8 , 11 , 22 , 31 , 44 , 62 , 88 , 124 , 248 , 341 , 682 , 1364 , 2728 , 47279 , 94558 , 189116 , 378232 , 520069 , 1040138 , 1465649 , 2080276 , 2931298 , 4160552 , 5862596 , 11725192 , 16122139 , 32244278 , 64488556 , 128977112
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128977111
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128977112 can be divided by 32 positive divisors.
The sum of these divisors (counting 128977112) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111101100000000100011011000
3
Ternary
22222200201100002
4
Quaternary
13230000203120
5
Quinary
231004231422
6
Senary
20444232132
8
Octal
754004330
10
Decimal
128977112
12
Duodecimal
3723b648
16
Hexadecimal
7b008d8
20
Vigesimal
20622fc
36
Base36
24sfdk
md5
2b282d64d5577adb7b1675e799059603
sha1
f495a948f67a93d2113517752f0ffe62e869666d
sha256
d0b5a4cfb4cf4c65f505d1db84a1b54f08e41176bc91665fe447ed679fa7b5d9
sha512
61fc6216074cb8786fb5ec22c12e6884327238566f975a8023ba01b3d0a5715a780f34504ac9a18e33eacfcbd335208a9051abb5c517510d3a9fd1c923cace7b
ripemd-160
784a6fa4abb9fdf11ace33c2525760d6afa57e7d
Diameter
257954224
Circumference
810387095.08086
Area
5.2260693562799E+16
Volume
8.9872444357958E+24
Surface area
2.090427742512E+17
Circumference
810387095.08086
Perimeter
515908448
Area
16635095419860544
Diagonal
182401181.02611
Surface area
99810572519163264
Volume
2.145546565098E+24
Space diagonal
223394910.9975
Perimeter
386931336
Area
7.2032076139887E+15
Altitude
111697455.49875
Surface area
7.2032076139887E+15
Volume
2.5285508758872E+23
Height
60800393.675371