129331391 is an odd 9-digits composite number following 129331390
and preceding 129331392 . In scientific notation, it is written as 1.29331391 × 10^8.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 107859168 positive integers (up to 129331391) that are relatively prime to 129331391.
129331391 has 8 divisors, whose sum is 151802400
The reverse of 129331391 is 193133921
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred twenty-nine million three hundred thirty-one thousand three hundred ninety-one
Scientific notation
1.29331391 × 10^8
Engineering notation
1.29331391 × 10^6
Prime Factorization
7 × 37 × 499349
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129331391
Product of the distinct prime numbers
The prime factorization of 129331391 is 7 × 37 × 499349.
Since it has a total of 3 prime factors.
9 , 10 , 89 , 12 , 728 , 659 , 4274 , 7154 , 91865 , 53352 , 183053 , 218022 , 2715441 , 3515568 , 46889643 , 37392161 , 737657953 , 578705524 , 1865052748 , 643328974
n×2
258662782
n×3
387994173
n×4
517325564
n×5
646656955
n÷2
64665695.5
n÷3
43110463.666667
n÷3
32332847.75
n÷5
25866278.2
n2
16726608697994881
n3
2.1632755696244E+24
n4
2.7977943853584E+32
n5
3.6184263959039E+40
2 √n
11372.396009637
3 √n
505.70973760138
4 √n
106.64143664466
5 √n
41.912232027451
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
-129331390
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 129331391 can be divided by 8 positive divisors.
The sum of these divisors (counting 129331391) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101010111000010111111
3
Ternary
100000100201022112
4
Quaternary
13231113002333
5
Quinary
231102101031
6
Senary
20500004235
8
Octal
755270277
10
Decimal
129331391
12
Duodecimal
3739067b
16
Hexadecimal
7b570bf
20
Vigesimal
208689b
36
Base36
2500qn
md5
1643f1c8b55e8c2281fa2aef611f50bf
sha1
caa4597fbb010f83d3e87895737a41c202efa4d0
sha256
99378b88a4c4fc71dfc946d0d57508efb4efd287365ccdbe44cfabe158a7cb00
sha512
943eb03e4a3e1d31ba911118fa22e2a907e50d1b0a0b6f4ed616bb806d5583aba4c058c759c807379fe5716d3a938b04169a4b61ef2a3c35c1b4cf3beaf63ded
ripemd-160
016c4c3af121fd938ad3d0ae7ca98eab7f667ac1
Diameter
258662782
Circumference
812613095.6883
Area
5.2548191005092E+16
Volume
9.0615075162963E+24
Surface area
2.1019276402037E+17
Circumference
812613095.6883
Perimeter
517325564
Area
16726608697994881
Diagonal
182902207.19278
Surface area
100359652187969286
Volume
2.1632755696244E+24
Space diagonal
224008540.22556
Perimeter
387994173
Area
7.2428340258127E+15
Altitude
112004270.11278
Surface area
7.2428340258127E+15
Volume
2.5494447080943E+23
Height
60967402.397593