129331885 is an odd 9-digits composite number following 129331884
and preceding 129331886 . In scientific notation, it is written as 1.29331885 × 10^8.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 103465504 positive integers (up to 129331885) that are relatively prime to 129331885.
129331885 has 4 divisors, whose sum is 155198268
The reverse of 129331885 is 588133921
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-nine million three hundred thirty-one thousand eight hundred eighty-five
Scientific notation
1.29331885 × 10^8
Engineering notation
1.29331885 × 10^6
Prime Factorization
5 × 25866377
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129331885
Product of the distinct prime numbers
The prime factorization of 129331885 is 5 × 25866377.
Since it has a total of 2 prime factors.
2 , 10 , 87 , 21 , 33 , 378 , 616 , 6331 , 85029 , 33001 , 960030 , 131454 , 3998820 , 4115675 , 2690179 , 50746943 , 511774065 , 836589147 , 8992647797 , 7595067876
n×2
258663770
n×3
387995655
n×4
517327540
n×5
646659425
n÷2
64665942.5
n÷3
43110628.333333
n÷3
32332971.25
n÷5
25866377
n2
16726736477653225
n3
2.1633003585532E+24
n4
2.7978371319285E+32
n5
3.6184955019531E+40
2 √n
11372.417728874
3 √n
505.71038147779
4 √n
106.64153847762
5 √n
41.912264045372
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
-129331884
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 129331885 can be divided by 4 positive divisors.
The sum of these divisors (counting 129331885) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101101010111001010101101
3
Ternary
100000100201222211
4
Quaternary
13231113022231
5
Quinary
231102110020
6
Senary
20500010421
8
Octal
755271255
10
Decimal
129331885
12
Duodecimal
37390a11
16
Hexadecimal
7b572ad
20
Vigesimal
20869e5
36
Base36
25014d
md5
128451516744baa5ce0eecc4f8049d50
sha1
74fdc8bec42238ffbe90cb760e78021870cadd52
sha256
3dc768f31af46e4cebfdb0df7fbd13a50d1c54209a421e2e945846a02d3ceed8
sha512
1738dc3dae775f0655c27a3d55a95ffee366ad90786043d4edecac5ce43210d8b78dd0016910bb931ea1ce16e847c8301a6118f9126f4424be1031415197609e
ripemd-160
b4a8ac8dc6428a9461ddb608d32028710c6e4145
Diameter
258663770
Circumference
812616199.58184
Area
5.2548592436728E+16
Volume
9.0616113519183E+24
Surface area
2.1019436974691E+17
Circumference
812616199.58184
Perimeter
517327540
Area
16726736477653225
Diagonal
182902905.81428
Surface area
100360418865919350
Volume
2.1633003585532E+24
Space diagonal
224009395.85866
Perimeter
387995655
Area
7.2428893560278E+15
Altitude
112004697.92933
Surface area
7.2428893560278E+15
Volume
2.549473922127E+23
Height
60967635.271426