129432191 is an odd 9-digits composite number following 129432190
and preceding 129432192 . In scientific notation, it is written as 1.29432191 × 10^8.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 107116128 positive integers (up to 129432191) that are relatively prime to 129432191.
129432191 has 8 divisors, whose sum is 153023520
The reverse of 129432191 is 191234921
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred twenty-nine million four hundred thirty-two thousand one hundred ninety-one
Scientific notation
1.29432191 × 10^8
Engineering notation
1.29432191 × 10^6
Prime Factorization
7 × 29 × 637597
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129432191
Product of the distinct prime numbers
The prime factorization of 129432191 is 7 × 29 × 637597.
Since it has a total of 3 prime factors.
5 , 3 , 37 , 86 , 980 , 523 , 7865 , 1681 , 49109 , 17502 , 520531 , 675628 , 6035005 , 709885 , 36211125 , 65793165 , 920736008 , 120906119 , 972825349 , 6577414963
n×2
258864382
n×3
388296573
n×4
517728764
n×5
647160955
n÷2
64716095.5
n÷3
43144063.666667
n÷3
32358047.75
n÷5
25886438.2
n2
16752692067060481
n3
2.168337639388E+24
n4
2.8065269149375E+32
n5
3.6325492770083E+40
2 √n
11376.826930212
3 √n
505.84108571818
4 √n
106.66220947558
5 √n
41.918763212918
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
-129432190
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 129432191 can be divided by 8 positive divisors.
The sum of these divisors (counting 129432191) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101101111101001111111
3
Ternary
100000112211120212
4
Quaternary
13231233221333
5
Quinary
231113312231
6
Senary
20502103035
8
Octal
755575177
10
Decimal
129432191
12
Duodecimal
3741aa7b
16
Hexadecimal
7b6fa7f
20
Vigesimal
208j09b
36
Base36
2526in
md5
e72cd3d4f9c914a1413223fa71097fac
sha1
bfa915b31b22af790f5d8c2625ad5ae16514aa23
sha256
023d56b13f514f344058199235e221a1fea4ca18c384f210d1aae7ecf719ae1c
sha512
a008d39d438fe524825f917e95fca8ab480bf1d432ccbd58aa223f83c4f3e0486d8f1856ef0dfda92bb2b747d33f3cd61734b45e42cd27cb76e7666921a53a8a
ripemd-160
4d0ff64fb7c3cef1f1422ccfb6e4f6a48087e45a
Diameter
258864382
Circumference
813246440.76726
Area
5.2630134325729E+16
Volume
9.0827114645379E+24
Surface area
2.1052053730292E+17
Circumference
813246440.76726
Perimeter
517728764
Area
16752692067060481
Diagonal
183044759.91986
Surface area
100516152402362886
Volume
2.168337639388E+24
Space diagonal
224183130.94696
Perimeter
388296573
Area
7.2541284559262E+15
Altitude
112091565.47348
Surface area
7.2541284559262E+15
Volume
2.5554104145221E+23
Height
61014919.973288