129461391 is an odd 9-digits composite number following 129461390
and preceding 129461392 . In scientific notation, it is written as 1.29461391 × 10^8.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 86307588 positive integers (up to 129461391) that are relatively prime to 129461391.
129461391 has 4 divisors, whose sum is 143846000
The reverse of 129461391 is 193164921
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-nine million four hundred sixty-one thousand three hundred ninety-one
Scientific notation
1.29461391 × 10^8
Engineering notation
1.29461391 × 10^6
Prime Factorization
9 × 14384599
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129461391
Product of the distinct prime numbers
The prime factorization of 129461391 is 9 × 14384599.
Since it has a total of 2 prime factors.
1 , 3 , 92 , 86 , 373 , 649 , 8373 , 5573 , 73539 , 44127 , 20630 , 783938 , 6835549 , 1503067 , 65419988 , 72496608 , 283736752 , 278129733 , 9165438122 , 5760867360
n×2
258922782
n×3
388384173
n×4
517845564
n×5
647306955
n÷2
64730695.5
n÷3
43153797
n÷3
32365347.75
n÷5
25892278.2
n2
16760251759654881
n3
2.1698055063151E+24
n4
2.8090603904701E+32
n5
3.6366486555327E+40
2 √n
11378.110168213
3 √n
505.87912223491
4 √n
106.66822473545
5 √n
41.920654423188
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
-129461390
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 129461391 can be divided by 4 positive divisors.
The sum of these divisors (counting 129461391) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101101110110110010001111
3
Ternary
100000121022122100
4
Quaternary
13231312302033
5
Quinary
231120231031
6
Senary
20502450143
8
Octal
755666217
10
Decimal
129461391
12
Duodecimal
37433953
16
Hexadecimal
7b76c8f
20
Vigesimal
2092d9b
36
Base36
252t1r
md5
406fe839ab611b5335c9754ac430764f
sha1
934958196b1594813a16b9bd705e3b744db481e2
sha256
af6542b23d1881b304c7a5f93332d211ba100d728f94589bcab52300824ee2c2
sha512
38f518cc917c5055c37e06c2850079cdfc2e84b3821ef32ad9b33e23a1c038c56b0f25b0f5bdd357bab06da2342131ab53e62e9288f8272133adec8218ab062e
ripemd-160
57744b9a363f61eb540b774560f7b3c978642862
Diameter
258922782
Circumference
813429909.77823
Area
5.2653883800447E+16
Volume
9.0888600511443E+24
Surface area
2.1061553520179E+17
Circumference
813429909.77823
Perimeter
517845564
Area
16760251759654881
Diagonal
183086054.95589
Surface area
100561510557929286
Volume
2.1698055063151E+24
Space diagonal
224233706.83054
Perimeter
388384173
Area
7.257401898842E+15
Altitude
112116853.41527
Surface area
7.257401898842E+15
Volume
2.5571403122856E+23
Height
61028684.985295