129243939 is an odd 9-digits composite number following 129243938
and preceding 129243940 . In scientific notation, it is written as 1.29243939 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 76507200 positive integers (up to 129243939) that are relatively prime to 129243939.
129243939 has 8 divisors, whose sum is 172691472
The reverse of 129243939 is 939342921
Previous prime number is 473
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-nine million two hundred forty-three thousand nine hundred thirty-nine
Scientific notation
1.29243939 × 10^8
Engineering notation
1.29243939 × 10^6
Prime Factorization
3 × 473 × 91081
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129243939
Product of the distinct prime numbers
The prime factorization of 129243939 is 3 × 473 × 91081.
Since it has a total of 3 prime factors.
4 , 9 , 36 , 70 , 259 , 456 , 3095 , 1476 , 6969 , 94167 , 600912 , 89299 , 4964267 , 2126819 , 4375384 , 79349560 , 811135884 , 254420376 , 6724333571 , 6938730138
n×2
258487878
n×3
387731817
n×4
516975756
n×5
646219695
n÷2
64621969.5
n÷3
43081313
n÷3
32310984.75
n÷5
25848787.8
n2
16703995768235721
n3
2.1588902101261E+24
n4
2.7902347462524E+32
n5
3.6062092934032E+40
2 √n
11368.550435302
3 √n
505.5957273843
4 √n
106.62340472571
5 √n
41.906562405775
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
-129243938
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 129243939 can be divided by 8 positive divisors.
The sum of these divisors (counting 129243939) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101000001101100100011
3
Ternary
100000012021100120
4
Quaternary
13231001230203
5
Quinary
231041301224
6
Senary
20454051323
8
Octal
755015443
10
Decimal
129243939
12
Duodecimal
37349b43
16
Hexadecimal
7b41b23
20
Vigesimal
207f9gj
36
Base36
24y59f
md5
f2f3b89fac68b5bbeb0151f4925023ba
sha1
b60672f81065eeb45fddd115f196447a50487b3c
sha256
5bd05f5e26983c151c1bdd394470b741b2677b9e912402dccd740313d08a9526
sha512
efc255b6b6b45d1f29bfa2c083ab72f6ecff3e8b9a01c66114de5120c1333ddb463fd344c7be81404723f65c8773ce7dea5908ec29207a205ded0d4c2f2aef82
ripemd-160
957650c8b8ff702537259777f49e740bae9918f1
Diameter
258487878
Circumference
812063618.56681
Area
5.2477150391084E+16
Volume
9.0431381653855E+24
Surface area
2.0990860156434E+17
Circumference
812063618.56681
Perimeter
516975756
Area
16703995768235721
Diagonal
182778531.38832
Surface area
100223974609414326
Volume
2.1588902101261E+24
Space diagonal
223857068.91833
Perimeter
387731817
Area
7.2330423399999E+15
Altitude
111928534.45917
Surface area
7.2330423399999E+15
Volume
2.5442765123624E+23
Height
60926177.12944