129102405 is an odd 9-digits composite number following 129102404
and preceding 129102406 . In scientific notation, it is written as 1.29102405 × 10^8.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 68854608 positive integers (up to 129102405) that are relatively prime to 129102405.
129102405 has 8 divisors, whose sum is 206563872
The reverse of 129102405 is 504201921
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 24
Digital Root 6
Name
one hundred twenty-nine million one hundred two thousand four hundred five
Scientific notation
1.29102405 × 10^8
Engineering notation
1.29102405 × 10^6
Prime Factorization
3 × 5 × 8606827
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129102405
Product of the distinct prime numbers
The prime factorization of 129102405 is 3 × 5 × 8606827.
Since it has a total of 3 prime factors.
7 , 1 , 35 , 36 , 304 , 561 , 6663 , 90 , 27434 , 19790 , 277251 , 469658 , 75391 , 2940940 , 73588365 , 87267111 , 287549554 , 171764969 , 602671476 , 668012745
n×2
258204810
n×3
387307215
n×4
516409620
n×5
645512025
n÷2
64551202.5
n÷3
43034135
n÷3
32275601.25
n÷5
25820481
n2
16667430976784025
n3
2.1518054242743E+24
n4
2.7780325536586E+32
n5
3.5865068384562E+40
2 √n
11362.323926029
3 √n
505.4111020333
4 √n
106.59420212201
5 √n
41.897380074684
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
-129102404
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 129102405 can be divided by 8 positive divisors.
The sum of these divisors (counting 129102405) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100011111001001000101
3
Ternary
22222221002012120
4
Quaternary
13230133021011
5
Quinary
231022234110
6
Senary
20451040153
8
Octal
754371105
10
Decimal
129102405
12
Duodecimal
372a0059
16
Hexadecimal
7b1f245
20
Vigesimal
206hg05
36
Base36
24v41x
md5
2ab22a68ea60ba2a44fbe0e4c225135d
sha1
4fde355c13df4a9d96e52bac890e15fbd276d187
sha256
e5a6e22dc9dd6f594dbb628be3e8f4da79f9f6049ffa53f95f8a219a5550ad5e
sha512
df1b642e32641521186d8348ce861f878ebcccbdfd2edd225b503ac1832e21404fe6400dfc3a2180f1146976d52ab6fa921ff20b4f5108723036d232ff5506aa
ripemd-160
6a65b9dca3c19fee0fe058f6e622bb539fc46382
Diameter
258204810
Circumference
811174334.21755
Area
5.236227871088E+16
Volume
9.0134614838065E+24
Surface area
2.0944911484352E+17
Circumference
811174334.21755
Perimeter
516409620
Area
16667430976784025
Diagonal
182578372.08598
Surface area
100004585860704150
Volume
2.1518054242743E+24
Space diagonal
223611924.83933
Perimeter
387307215
Area
7.2172093208593E+15
Altitude
111805962.41967
Surface area
7.2172093208593E+15
Volume
2.5359270121639E+23
Height
60859457.361995