129407895 is an odd 9-digits composite number following 129407894
and preceding 129407896 . In scientific notation, it is written as 1.29407895 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 69017472 positive integers (up to 129407895) that are relatively prime to 129407895.
129407895 has 12 divisors, whose sum is 199384224
The reverse of 129407895 is 598704921
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred twenty-nine million four hundred seven thousand eight hundred ninety-five
Scientific notation
1.29407895 × 10^8
Engineering notation
1.29407895 × 10^6
Prime Factorization
3 × 3 × 15 × 958577
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
43135965
Product of the distinct prime numbers
The prime factorization of 129407895 is 3 × 3 × 15 × 958577.
Since it has a total of 4 prime factors.
7 , 10 , 43 , 84 , 940 , 902 , 7712 , 2683 , 65206 , 95399 , 312142 , 766987 , 2805895 , 662192 , 95144528 , 13204289 , 140202730 , 815881729 , 3584946056 , 7468117072
n×2
258815790
n×3
388223685
n×4
517631580
n×5
647039475
n÷2
64703947.5
n÷3
43135965
n÷3
32351973.75
n÷5
25881579
n2
16746403288331025
n3
2.167116798364E+24
n4
2.8044202309542E+32
n5
3.629141187832E+40
2 √n
11375.759095551
3 √n
505.8094328916
4 √n
106.65720367397
5 √n
41.917189362174
1 , 3 , 9 , 15 , 45 , 135 , 958577 , 2875731 , 8627193 , 14378655 , 43135965 , 129407895
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129407894
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129407895 can be divided by 12 positive divisors.
The sum of these divisors (counting 129407895) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101101101001101110010111
3
Ternary
100000111121021000
4
Quaternary
13231221232113
5
Quinary
231112023040
6
Senary
20501354343
8
Octal
755515627
10
Decimal
129407895
12
Duodecimal
374089b3
16
Hexadecimal
7b69b97
20
Vigesimal
208fjef
36
Base36
251nrr
md5
130dc4f60fc715222b3e77efb7bef804
sha1
6a1cede99aed5d8f5d51dff07902ee44616d75ef
sha256
5685ea40d98d1dae30bd37cd88309c962f80c7daf03f7dc83fe21e24bfccae09
sha512
5e613c833c0a54bc3aa1b6868ca5f08662b030902771416362ca0e4ecd094b14db3b0dada5babba70ee68d5480e99f9bad17eb4f0d313a6d9ca7e483fcdf47d7
ripemd-160
8756eaad47d2ec88a760159dbcd3e632ffcd528e
Diameter
258815790
Circumference
813093784.49704
Area
5.2610377544673E+16
Volume
9.0775976176151E+24
Surface area
2.1044151017869E+17
Circumference
813093784.49704
Perimeter
517631580
Area
16746403288331025
Diagonal
183010400.18715
Surface area
100478419729986150
Volume
2.167116798364E+24
Space diagonal
224141049.04054
Perimeter
388223685
Area
7.251405334857E+15
Altitude
112070524.52027
Surface area
7.251405334857E+15
Volume
2.5539716395774E+23
Height
61003466.729051