129172025 is an odd 9-digits composite number following 129172024
and preceding 129172026 . In scientific notation, it is written as 1.29172025 × 10^8.
The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors.
There are 98366400 positive integers (up to 129172025) that are relatively prime to 129172025.
129172025 has 16 divisors, whose sum is 140859264
The reverse of 129172025 is 520271921
Previous prime number is 811
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred twenty-nine million one hundred seventy-two thousand twenty-five
Scientific notation
1.29172025 × 10^8
Engineering notation
1.29172025 × 10^6
Prime Factorization
25 × 23 × 811 × 277
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129172025
Product of the distinct prime numbers
The prime factorization of 129172025 is 25 × 23 × 811 × 277.
Since it has a total of 4 prime factors.
9 , 6 , 79 , 38 , 205 , 867 , 4307 , 245 , 10497 , 52511 , 948348 , 573512 , 9240124 , 7634755 , 86625776 , 60552229 , 608826145 , 438617757 , 6962443693 , 1871578122
n×2
258344050
n×3
387516075
n×4
516688100
n×5
645860125
n÷2
64586012.5
n÷3
43057341.666667
n÷3
32293006.25
n÷5
25834405
n2
16685412042600625
n3
2.1552884615021E+24
n4
2.7840297503136E+32
n5
3.5961876050825E+40
2 √n
11365.387146948
3 √n
505.50193534728
4 √n
106.60856976316
5 √n
41.901897831911
1 , 23 , 25 , 277 , 575 , 811 , 6371 , 6925 , 18653 , 20275 , 159275 , 224647 , 466325 , 5166881 , 5616175 , 129172025
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
-129172024
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 129172025 can be divided by 16 positive divisors.
The sum of these divisors (counting 129172025) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101100110000001000111001
3
Ternary
100000001121201002
4
Quaternary
13230300020321
5
Quinary
231032001100
6
Senary
20452334345
8
Octal
754601071
10
Decimal
129172025
12
Duodecimal
373143b5
16
Hexadecimal
7b30239
20
Vigesimal
2076a15
36
Base36
24wlrt
md5
131cee6400d30568a5363b5db4e6a6c6
sha1
a443633f869c5efc925a567e6e00a52393cfe3c4
sha256
6225ec818d5611272ce8cf4259fb52afee229834d20cec9abe4e0672abf87315
sha512
efc254583802934bf6407ccf599c3bff5fd3fbbff0bf67ee4de35b376ff69cdf3e32175c6f5fde12e17288e7b261468e58c780ac5659a62b916f31ef607ae335
ripemd-160
c6b9c2eaa6fa19666e3a08b6a873c24b7aa61444
Diameter
258344050
Circumference
811611769.57863
Area
5.2418767895153E+16
Volume
9.0280511960292E+24
Surface area
2.0967507158061E+17
Circumference
811611769.57863
Perimeter
516688100
Area
16685412042600625
Diagonal
182676829.6342
Surface area
100112472255603750
Volume
2.1552884615021E+24
Space diagonal
223732510.21656
Perimeter
387516075
Area
7.2249953507515E+15
Altitude
111866255.10828
Surface area
7.2249953507515E+15
Volume
2.5400318109021E+23
Height
60892276.544732