129341921 is an odd 9-digits composite number following 129341920
and preceding 129341922 . In scientific notation, it is written as 1.29341921 × 10^8.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 125003680 positive integers (up to 129341921) that are relatively prime to 129341921.
129341921 has 8 divisors, whose sum is 133739424
The reverse of 129341921 is 129143921
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred twenty-nine million three hundred forty-one thousand nine hundred twenty-one
Scientific notation
1.29341921 × 10^8
Engineering notation
1.29341921 × 10^6
Prime Factorization
41 × 107 × 29483
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129341921
Product of the distinct prime numbers
The prime factorization of 129341921 is 41 × 107 × 29483.
Since it has a total of 3 prime factors.
8 , 9 , 10 , 80 , 830 , 281 , 938 , 9806 , 98089 , 45716 , 382524 , 646884 , 4412801 , 9759264 , 63617896 , 309841 , 367674649 , 653594941 , 9127232412 , 2778542546
n×2
258683842
n×3
388025763
n×4
517367684
n×5
646709605
n÷2
64670960.5
n÷3
43113973.666667
n÷3
32335480.25
n÷5
25868384.2
n2
16729332527970241
n3
2.1638040062155E+24
n4
2.798705668314E+32
n5
3.6198996745333E+40
2 √n
11372.858963339
3 √n
505.72346198023
4 √n
106.64360723147
5 √n
41.912914493521
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
-129341920
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 129341921 can be divided by 8 positive divisors.
The sum of these divisors (counting 129341921) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101011001100111100001
3
Ternary
100000101020202112
4
Quaternary
13231121213201
5
Quinary
231102420141
6
Senary
20500125105
8
Octal
755314741
10
Decimal
129341921
12
Duodecimal
37396795
16
Hexadecimal
7b599e1
20
Vigesimal
2087eg1
36
Base36
2508v5
md5
85732b0f04fe00c1529f9b9dbd6d614c
sha1
06b5529214e15bc0e5e639b52565b508cb5d4140
sha256
eaf0a1ddae0701604322500712d1951ac075c805fff91fb393b6e34948235f1d
sha512
fc4f9ada7571675dcc3f6cc973d36899ac5f88d60a2bfe88cc9ef9bc143d93630f91f4d64aa5cb610dfaf5b948e20e923015f2b6284fde1397e8a549aa1b9d2f
ripemd-160
5aa3c023cb78bf4abb76fa3544cd24b8a4a50926
Diameter
258683842
Circumference
812679257.62958
Area
5.2556748169332E+16
Volume
9.0637210263129E+24
Surface area
2.1022699267733E+17
Circumference
812679257.62958
Perimeter
517367684
Area
16729332527970241
Diagonal
182917098.86159
Surface area
100375995167821446
Volume
2.1638040062155E+24
Space diagonal
224026778.72056
Perimeter
388025763
Area
7.2440134787898E+15
Altitude
112013389.36028
Surface area
7.2440134787898E+15
Volume
2.5500674765893E+23
Height
60972366.287196