129805225 is an odd 9-digits composite number following 129805224
and preceding 129805226 . In scientific notation, it is written as 1.29805225 × 10^8.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 94403600 positive integers (up to 129805225) that are relatively prime to 129805225.
129805225 has 8 divisors, whose sum is 147270240
The reverse of 129805225 is 522508921
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-nine million eight hundred five thousand two hundred twenty-five
Scientific notation
1.29805225 × 10^8
Engineering notation
1.29805225 × 10^6
Prime Factorization
25 × 11 × 472019
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129805225
Product of the distinct prime numbers
The prime factorization of 129805225 is 25 × 11 × 472019.
Since it has a total of 3 prime factors.
4 , 4 , 76 , 8 , 522 , 152 , 6373 , 5929 , 96014 , 38647 , 546926 , 601715 , 9867245 , 6075230 , 96120176 , 54522147 , 388220703 , 841258968 , 6479210889 , 5709296609
n×2
259610450
n×3
389415675
n×4
519220900
n×5
649026125
n÷2
64902612.5
n÷3
43268408.333333
n÷3
32451306.25
n÷5
25961045
n2
16849396437300625
n3
2.187139695658E+24
n4
2.8390216030132E+32
n5
3.6851983795899E+40
2 √n
11393.209600459
3 √n
506.32657785854
4 √n
106.73897882432
5 √n
41.942898055921
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129805224
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129805225 can be divided by 8 positive divisors.
The sum of these divisors (counting 129805225) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101111001010101110101001
3
Ternary
100001020210021221
4
Quaternary
13233022232221
5
Quinary
231212231400
6
Senary
20514102041
8
Octal
757125651
10
Decimal
129805225
12
Duodecimal
3757a921
16
Hexadecimal
7bcaba9
20
Vigesimal
20b5d15
36
Base36
25a6cp
md5
ab5d47aad114ed178aa25ea9ae77427c
sha1
333519ea10ca2767d7e8185ab13d6c450e92cdae
sha256
e19a37724644fc76b46daa63dad5b3dad6ac68128728b8490c0f6134bbb255c8
sha512
64385696825e3310d22435e0f72f81b845370bf1fc6f16431edf4aedfc76f3bb2fdf088d1bc4911cb05cb4684575b3ccc1fb0053589593cec9346176f2dd62bd
ripemd-160
a2de32d113336a4abc5e396e117a7a520f518710
Diameter
259610450
Circumference
815590282.51514
Area
5.2933940064846E+16
Volume
9.1614693336717E+24
Surface area
2.1173576025938E+17
Circumference
815590282.51514
Perimeter
519220900
Area
16849396437300625
Diagonal
183572309.66189
Surface area
101096378623803750
Volume
2.187139695658E+24
Space diagonal
224829244.78791
Perimeter
389415675
Area
7.2960026765687E+15
Altitude
112414622.39395
Surface area
7.2960026765687E+15
Volume
2.5775688503368E+23
Height
61190769.887297