129809312 is an even 9-digits composite number following 129809311
and preceding 129809313 . In scientific notation, it is written as 1.29809312 × 10^8.
The sum of its digits is 35. It has a total of 7 prime factors and 24 positive divisors.
There are 64836544 positive integers (up to 129809312) that are relatively prime to 129809312.
129809312 has 24 divisors, whose sum is 255830400
The reverse of 129809312 is 213908921
Previous prime number is 1439
Is Prime? no
Number parity even
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-nine million eight hundred nine thousand three hundred twelve
Scientific notation
1.29809312 × 10^8
Engineering notation
1.29809312 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 1439 × 2819
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
8113082
Product of the distinct prime numbers
The prime factorization of 129809312 is 2 × 2 × 2 × 2 × 2 × 1439 × 2819.
Since it has a total of 7 prime factors.
9 , 10 , 86 , 55 , 81 , 250 , 6275 , 5597 , 72452 , 64271 , 453602 , 792752 , 4792400 , 7485745 , 80300051 , 4592151 , 716841848 , 955028418 , 928250532 , 2234092280
n×2
259618624
n×3
389427936
n×4
519237248
n×5
649046560
n÷2
64904656
n÷3
43269770.666667
n÷3
32452328
n÷5
25961862.4
n2
16850457481913344
n3
2.1873462926124E+24
n4
2.8393791734977E+32
n5
3.6857785701886E+40
2 √n
11393.38896027
3 √n
506.33189180746
4 √n
106.73981900055
5 √n
41.943162172354
1 , 2 , 4 , 8 , 16 , 32 , 1439 , 2819 , 2878 , 5638 , 5756 , 11276 , 11512 , 22552 , 23024 , 45104 , 46048 , 90208 , 4056541 , 8113082 , 16226164 , 32452328 , 64904656 , 129809312
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129809311
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129809312 can be divided by 24 positive divisors.
The sum of these divisors (counting 129809312) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101111001011101110100000
3
Ternary
100001020222220022
4
Quaternary
13233023232200
5
Quinary
231212344222
6
Senary
20514133012
8
Octal
757135640
10
Decimal
129809312
12
Duodecimal
37581168
16
Hexadecimal
7bcbba0
20
Vigesimal
20b635c
36
Base36
25a9i8
md5
c99dd9f2ef2937a5b16113e2bf569466
sha1
c4d4e14f9d4a979efe1121b76a75e7a985186893
sha256
9cf037f76e4e17d11257a2151bdeaaf902fa51fadf5f6dcd1b8c95b7e767d176
sha512
86c81047245f7b9644951f0a726862bd2f8bc1253e66210bf8ab981c29446f4d18a38e4ce69ff31f67db34ac837a77748138cb8c34376df3704d1610a716a83e
ripemd-160
061cf93877df0127c196f34d354834e501b24b09
Diameter
259618624
Circumference
815615961.89349
Area
5.2937273434806E+16
Volume
9.1623347249707E+24
Surface area
2.1174909373922E+17
Circumference
815615961.89349
Perimeter
519237248
Area
16850457481913344
Diagonal
183578089.55272
Surface area
101102744891480064
Volume
2.1873462926124E+24
Space diagonal
224836323.67956
Perimeter
389427936
Area
7.2964621223633E+15
Altitude
112418161.83978
Surface area
7.2964621223633E+15
Volume
2.5778123271825E+23
Height
61192696.517574