129128629 is an odd 9-digits composite number following 129128628
and preceding 129128630 . In scientific notation, it is written as 1.29128629 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 110602800 positive integers (up to 129128629) that are relatively prime to 129128629.
129128629 has 8 divisors, whose sum is 147680768
The reverse of 129128629 is 926821921
Previous prime number is 1597
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-nine million one hundred twenty-eight thousand six hundred twenty-nine
Scientific notation
1.29128629 × 10^8
Engineering notation
1.29128629 × 10^6
Prime Factorization
7 × 1597 × 11551
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129128629
Product of the distinct prime numbers
The prime factorization of 129128629 is 7 × 1597 × 11551.
Since it has a total of 3 prime factors.
10 , 10 , 19 , 95 , 630 , 721 , 5638 , 963 , 12550 , 81099 , 494334 , 254998 , 1555149 , 5681173 , 55594680 , 25841193 , 10948214 , 269415680 , 4963706400 , 67634824
n×2
258257258
n×3
387385887
n×4
516514516
n×5
645643145
n÷2
64564314.5
n÷3
43042876.333333
n÷3
32282157.25
n÷5
25825725.8
n2
16674202827419641
n3
2.1531169507726E+24
n4
2.7802903992993E+32
n5
3.5901508748338E+40
2 √n
11363.477856713
3 √n
505.44532035644
4 √n
106.59961471184
5 √n
41.899082022273
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
-129128628
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 129128629 can be divided by 8 positive divisors.
The sum of these divisors (counting 129128629) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100101100010110101
3
Ternary
22222222102011211
4
Quaternary
13230211202311
5
Quinary
231024104004
6
Senary
20451401421
8
Octal
754454265
10
Decimal
129128629
12
Duodecimal
372b3271
16
Hexadecimal
7b258b5
20
Vigesimal
20711b9
36
Base36
24voad
md5
c1a96383d6afc029f2c0a7a35db99584
sha1
1c0661ac6942627a1ba0085c46e84cafba7cd3bb
sha256
e4c6320dfb8382bafc376f23843b6b06254991f60160e405a7f501413c93c0b1
sha512
ae9ddc93774d9e2c5badc3b2fb7f6cece021eec33a8104b324c7a6b3651705dccca0c7d07972e97d012b569caab856637f6f21ef4c19bcfa6218fc13cd754eb7
ripemd-160
4f9e4a915562697d20c0ff99062cae3d12a90e27
Diameter
258257258
Circumference
811339104.46904
Area
5.2383553107088E+16
Volume
9.0189551931559E+24
Surface area
2.0953421242835E+17
Circumference
811339104.46904
Perimeter
516514516
Area
16674202827419641
Diagonal
182615458.42244
Surface area
100045216964517846
Volume
2.1531169507726E+24
Space diagonal
223657346.13971
Perimeter
387385887
Area
7.2201416181999E+15
Altitude
111828673.06986
Surface area
7.2201416181999E+15
Volume
2.537472660965E+23
Height
60871819.474148