129120425 is an odd 9-digits composite number following 129120424
and preceding 129120426 . In scientific notation, it is written as 1.29120425 × 10^8.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 85680000 positive integers (up to 129120425) that are relatively prime to 129120425.
129120425 has 8 divisors, whose sum is 134052864
The reverse of 129120425 is 524021921
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 26
Digital Root 8
Name
one hundred twenty-nine million one hundred twenty thousand four hundred twenty-five
Scientific notation
1.29120425 × 10^8
Engineering notation
1.29120425 × 10^6
Prime Factorization
175 × 31 × 23801
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129120425
Product of the distinct prime numbers
The prime factorization of 129120425 is 175 × 31 × 23801.
Since it has a total of 3 prime factors.
8 , 5 , 96 , 13 , 794 , 494 , 3331 , 5408 , 44237 , 74845 , 389137 , 116455 , 2090185 , 4179336 , 94472461 , 91223707 , 783970264 , 241651941 , 2001520612 , 7796886262
n×2
258240850
n×3
387361275
n×4
516481700
n×5
645602125
n÷2
64560212.5
n÷3
43040141.666667
n÷3
32280106.25
n÷5
25824085
n2
16672084152180625
n3
2.1527065913653E+24
n4
2.7795838997739E+32
n5
3.5890105446197E+40
2 √n
11363.116869944
3 √n
505.43461588483
4 √n
106.59792150855
5 √n
41.898549609272
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
-129120424
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 129120425 can be divided by 8 positive divisors.
The sum of these divisors (counting 129120425) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100011100010101001
3
Ternary
22222221222220222
4
Quaternary
13230203202221
5
Quinary
231023323200
6
Senary
20451255425
8
Octal
754434251
10
Decimal
129120425
12
Duodecimal
372aa575
16
Hexadecimal
7b238a9
20
Vigesimal
2070115
36
Base36
24vhyh
md5
227ca3b555fcd40a0aaa827a9162df97
sha1
44c43187fcfa038e70fe066e39a66e78da9e49ea
sha256
1dd649017722980995d77611a36ef8b422094391bfa14652c943259e42a13db1
sha512
d1a814c4f14ec65682c882dc72e6b63f915f25f27842d90bb2fb98495d1e5d96d8573dd8a48c036350a777efe2e19cd224358cf301cb6f23a89e0ab31df0933d
ripemd-160
da24df219e76be6e4b8a3441d7d5a5e9a86b96b3
Diameter
258240850
Circumference
811287557.21678
Area
5.2376897092521E+16
Volume
9.0172362836902E+24
Surface area
2.0950758837009E+17
Circumference
811287557.21678
Perimeter
516481700
Area
16672084152180625
Diagonal
182603856.21438
Surface area
100032504913083750
Volume
2.1527065913653E+24
Space diagonal
223643136.39489
Perimeter
387361275
Area
7.2192242049102E+15
Altitude
111821568.19744
Surface area
7.2192242049102E+15
Volume
2.5369890477657E+23
Height
60867952.071459