129209425 is an odd 9-digits composite number following 129209424
and preceding 129209426 . In scientific notation, it is written as 1.29209425 × 10^8.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 103367520 positive integers (up to 129209425) that are relatively prime to 129209425.
129209425 has 4 divisors, whose sum is 134377828
The reverse of 129209425 is 524902921
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-nine million two hundred nine thousand four hundred twenty-five
Scientific notation
1.29209425 × 10^8
Engineering notation
1.29209425 × 10^6
Prime Factorization
25 × 5168377
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129209425
Product of the distinct prime numbers
The prime factorization of 129209425 is 25 × 5168377.
Since it has a total of 2 prime factors.
3 , 1 , 90 , 16 , 112 , 552 , 3880 , 6266 , 18882 , 67655 , 485209 , 454729 , 6113786 , 8439475 , 78152349 , 53263695 , 625276214 , 931027423 , 3043814101 , 9608518354
n×2
258418850
n×3
387628275
n×4
516837700
n×5
646047125
n÷2
64604712.5
n÷3
43069808.333333
n÷3
32302356.25
n÷5
25841885
n2
16695075508830625
n3
2.1571611068276E+24
n4
2.7872554624556E+32
n5
3.6013967563199E+40
2 √n
11367.032374371
3 √n
505.55071770563
4 √n
106.61628569018
5 √n
41.904323975674
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129209424
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129209425 can be divided by 4 positive divisors.
The sum of these divisors (counting 129209425) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101100111001010001010001
3
Ternary
100000010112000021
4
Quaternary
13230321101101
5
Quinary
231034200200
6
Senary
20453223441
8
Octal
754712121
10
Decimal
129209425
12
Duodecimal
37331b81
16
Hexadecimal
7b39451
20
Vigesimal
207b3b5
36
Base36
24xemp
md5
2e4ff80298fcfd5613cac929669c2c43
sha1
a704c87c30de764cde7ea37fdc0ae0f0998201da
sha256
be46212f9487aa2fdfad3d84ca78af743ca5663686fc43fcc78af07acffea4a0
sha512
14aeae21a34e2152c2c39cd4cee73905dc051c53d4eeabf7d273aff211bc77f788364e356fafed535d68bf4b0cab9bea99729171f9376ad9f0ee3b46a283863d
ripemd-160
b514b0dfffbdab30b09fcd3d50ca5655dc1adff2
Diameter
258418850
Circumference
811846760.70912
Area
5.2449126569669E+16
Volume
9.0358953144256E+24
Surface area
2.0979650627868E+17
Circumference
811846760.70912
Perimeter
516837700
Area
16695075508830625
Diagonal
182729721.22143
Surface area
100170453052983750
Volume
2.1571611068276E+24
Space diagonal
223797288.91676
Perimeter
387628275
Area
7.2291797543734E+15
Altitude
111898644.45838
Surface area
7.2291797543734E+15
Volume
2.5422387445828E+23
Height
60909907.07381