128844405 is an odd 9-digits composite number following 128844404
and preceding 128844406 . In scientific notation, it is written as 1.28844405 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 68268096 positive integers (up to 128844405) that are relatively prime to 128844405.
128844405 has 16 divisors, whose sum is 153702400
The reverse of 128844405 is 504448821
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-eight million eight hundred forty-four thousand four hundred five
Scientific notation
1.28844405 × 10^8
Engineering notation
1.28844405 × 10^6
Prime Factorization
15 × 9 × 157 × 6079
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128844405
Product of the distinct prime numbers
The prime factorization of 128844405 is 15 × 9 × 157 × 6079.
Since it has a total of 4 prime factors.
5 , 2 , 75 , 26 , 699 , 203 , 5511 , 2311 , 96498 , 75499 , 331031 , 236651 , 7328280 , 7609977 , 63781435 , 56917951 , 341545743 , 457311447 , 9860482545 , 7730056689
n×2
257688810
n×3
386533215
n×4
515377620
n×5
644222025
n÷2
64422202.5
n÷3
42948135
n÷3
32211101.25
n÷5
25768881
n2
16600880699804025
n3
2.1389305962422E+24
n4
2.7558924000913E+32
n5
3.5508131653378E+40
2 √n
11350.964936956
3 √n
505.07420404227
4 √n
106.54090734059
5 √n
41.880621014007
1 , 9 , 15 , 135 , 157 , 1413 , 2355 , 6079 , 21195 , 54711 , 91185 , 820665 , 954403 , 8589627 , 14316045 , 128844405
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128844404
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128844405 can be divided by 16 positive divisors.
The sum of these divisors (counting 128844405) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101011100000001001110101
3
Ternary
22222102222022000
4
Quaternary
13223200021311
5
Quinary
230441010110
6
Senary
20441325513
8
Octal
753401165
10
Decimal
128844405
12
Duodecimal
37196899
16
Hexadecimal
7ae0275
20
Vigesimal
2055b05
36
Base36
24pkz9
md5
b9ea8d5c2baf7aa74baa206b0186a2f5
sha1
81f44f004e6000d172dd1ef784825b9764da1f96
sha256
bffb120edab07a01ea30c4f9ac5eb87fc6b0d62c660c69527e95cf1f7ff24645
sha512
b497af0523a5bce2972de57ed6194b6b6d90dda86881272283211558a947f5acca47227fd2fd522ffc6d54f48073d2a7a53a4943ca5a67a8607ee9f0a6b662cc
ripemd-160
4d331dd9b40417fef4932135d0907a1602baf0cb
Diameter
257688810
Circumference
809553272.4083
Area
5.2153204849625E+16
Volume
8.9595315302574E+24
Surface area
2.086128193985E+17
Circumference
809553272.4083
Perimeter
515377620
Area
16600880699804025
Diagonal
182213504.98689
Surface area
99605284198824150
Volume
2.1389305962422E+24
Space diagonal
223165055.73098
Perimeter
386533215
Area
7.1883922056125E+15
Altitude
111582527.86549
Surface area
7.1883922056125E+15
Volume
2.5207538818171E+23
Height
60737834.995631