129813385 is an odd 9-digits composite number following 129813384
and preceding 129813386 . In scientific notation, it is written as 1.29813385 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 95862144 positive integers (up to 129813385) that are relatively prime to 129813385.
129813385 has 8 divisors, whose sum is 167758920
The reverse of 129813385 is 583318921
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-nine million eight hundred thirteen thousand three hundred eighty-five
Scientific notation
1.29813385 × 10^8
Engineering notation
1.29813385 × 10^6
Prime Factorization
5 × 13 × 1997129
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129813385
Product of the distinct prime numbers
The prime factorization of 129813385 is 5 × 13 × 1997129.
Since it has a total of 3 prime factors.
1 , 9 , 42 , 59 , 979 , 174 , 5010 , 8425 , 29572 , 39253 , 720678 , 913096 , 1238642 , 7482316 , 79974407 , 83815989 , 349878435 , 763970547 , 8659641529 , 6388318810
n×2
259626770
n×3
389440155
n×4
519253540
n×5
649066925
n÷2
64906692.5
n÷3
43271128.333333
n÷3
32453346.25
n÷5
25962677
n2
16851514925158225
n3
2.1875521948128E+24
n4
2.8397355527283E+32
n5
3.6863568460451E+40
2 √n
11393.567702875
3 √n
506.33718744251
4 √n
106.74065627902
5 √n
41.94342537744
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
-129813384
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 129813385 can be divided by 8 positive divisors.
The sum of these divisors (counting 129813385) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101111001100101110001001
3
Ternary
100001021012111011
4
Quaternary
13233030232021
5
Quinary
231213012020
6
Senary
20514203521
8
Octal
757145611
10
Decimal
129813385
12
Duodecimal
375835a1
16
Hexadecimal
7bccb89
20
Vigesimal
20b6d95
36
Base36
25acnd
md5
b29083093206cf48d67f19094556b7f1
sha1
8bdea82ad47acddb75d9b6f0ba9fd64a666c27ed
sha256
949d6b749e03f000e46a5e40c3aedfeb8537dfbfe9bf9df607cc7772db6f7933
sha512
5a18c6cb579f03ed12e2be1da5b07bbbb433a828af2e55c2135685a34f5f50983b3bd1d455c8abdb5c7e4049cd883f1bc7ed71d91c91a3cca9a655327a93cecb
ripemd-160
6e719ef351e88835f5939059be8608ac191e6a27
Diameter
259626770
Circumference
815641553.30725
Area
5.2940595490736E+16
Volume
9.1631972060909E+24
Surface area
2.1176238196294E+17
Circumference
815641553.30725
Perimeter
519253540
Area
16851514925158225
Diagonal
183583849.64456
Surface area
101109089550949350
Volume
2.1875521948128E+24
Space diagonal
224843378.3225
Perimeter
389440155
Area
7.2969200087198E+15
Altitude
112421689.16125
Surface area
7.2969200087198E+15
Volume
2.5780549852528E+23
Height
61194616.548187