129478238 is an even 9-digits composite number following 129478237
and preceding 129478239 . In scientific notation, it is written as 1.29478238 × 10^8.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 64630800 positive integers (up to 129478238) that are relatively prime to 129478238.
129478238 has 8 divisors, whose sum is 194542320
The reverse of 129478238 is 832874921
Previous prime number is 601
Is Prime? no
Number parity even
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred twenty-nine million four hundred seventy-eight thousand two hundred thirty-eight
Scientific notation
1.29478238 × 10^8
Engineering notation
1.29478238 × 10^6
Prime Factorization
2 × 601 × 107719
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129478238
Product of the distinct prime numbers
The prime factorization of 129478238 is 2 × 601 × 107719.
Since it has a total of 3 prime factors.
7 , 7 , 24 , 89 , 35 , 90 , 2424 , 5037 , 5838 , 93410 , 615198 , 523988 , 2344333 , 1408319 , 77422975 , 37921696 , 269926070 , 415335369 , 1705313638 , 4951972409
n×2
258956476
n×3
388434714
n×4
517912952
n×5
647391190
n÷2
64739119
n÷3
43159412.666667
n÷3
32369559.5
n÷5
25895647.6
n2
16764614115584644
n3
2.1706526964358E+24
n4
2.8105228644446E+32
n5
3.63901548347E+40
2 √n
11378.850469182
3 √n
505.90106487961
4 √n
106.67169478911
5 √n
41.921745405605
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
-129478237
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 129478238 can be divided by 8 positive divisors.
The sum of these divisors (counting 129478238) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101111010111001011110
3
Ternary
100000122011202022
4
Quaternary
13231322321132
5
Quinary
231121300423
6
Senary
20503100142
8
Octal
755727136
10
Decimal
129478238
12
Duodecimal
37441652
16
Hexadecimal
7b7ae5e
20
Vigesimal
2094fbi
36
Base36
25361q
md5
6a238663203faf7e322f5fe73f279fb8
sha1
a8a727d6d7617362f341fb15cea8bc916607343f
sha256
e406261a6a6e254eb1e159e97b068db7334a64429a5fad013500eadff363215c
sha512
4514a574057228d6f2af8b60db4622e3bff921d38271fa338415a41de42ec16f8f24be6f22a6401d492c387b5cb88860e96a29c78f3ca2ba4e3abc1acecf92f1
ripemd-160
5b289bbba399a7710b205c60f757fe3cd9c5c7f2
Diameter
258956476
Circumference
813535762.6011
Area
5.2667588545788E+16
Volume
9.0924087528236E+24
Surface area
2.1067035418315E+17
Circumference
813535762.6011
Perimeter
517912952
Area
16764614115584644
Diagonal
183109880.21177
Surface area
100587684693507864
Volume
2.1706526964358E+24
Space diagonal
224262886.6905
Perimeter
388434714
Area
7.2592908543697E+15
Altitude
112131443.34525
Surface area
7.2592908543697E+15
Volume
2.5581387354177E+23
Height
61036626.737257