129643531 is an odd 9-digits composite number following 129643530
and preceding 129643532 . In scientific notation, it is written as 1.29643531 × 10^8.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 126885112 positive integers (up to 129643531) that are relatively prime to 129643531.
129643531 has 4 divisors, whose sum is 132401952
The reverse of 129643531 is 135346921
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-nine million six hundred forty-three thousand five hundred thirty-one
Scientific notation
1.29643531 × 10^8
Engineering notation
1.29643531 × 10^6
Prime Factorization
47 × 2758373
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129643531
Product of the distinct prime numbers
The prime factorization of 129643531 is 47 × 2758373.
Since it has a total of 2 prime factors.
3 , 6 , 52 , 32 , 972 , 175 , 8926 , 6986 , 28915 , 30438 , 856243 , 560408 , 9038009 , 7468048 , 54607306 , 16812007 , 607001881 , 929223932 , 5957448947 , 106623985
n×2
259287062
n×3
388930593
n×4
518574124
n×5
648217655
n÷2
64821765.5
n÷3
43214510.333333
n÷3
32410882.75
n÷5
25928706.2
n2
16807445130147961
n3
2.1789765337611E+24
n4
2.8249021180293E+32
n5
3.662302853107E+40
2 √n
11386.111320376
3 √n
506.11625251032
4 √n
106.7057229973
5 √n
41.932443474162
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129643530
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129643531 can be divided by 4 positive divisors.
The sum of these divisors (counting 129643531) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101110100011010000001011
3
Ternary
100000221120111021
4
Quaternary
13232203100023
5
Quinary
231142043111
6
Senary
20510413311
8
Octal
756432013
10
Decimal
129643531
12
Duodecimal
37501237
16
Hexadecimal
7ba340b
20
Vigesimal
20a58gb
36
Base36
256pl7
md5
d8efa07e70e9d0f19f1650db3fc6f268
sha1
12aef2b5ad9304eb8a1dba7c1cca260bf0e813d7
sha256
762fae232ebb6363f9f30c9d6117d0c054b414823f6a09c500feaa88ef1bb798
sha512
35f8dbef7d73a5b95cc8bb86d6a45c07673d9fce44ac1017aac823f7be751ddd2a777590bf195967a8230abf7999957335b7ff5250b23f26c95221eed819b5cb
ripemd-160
10431844ce185cca2fef5af867dc1b09590a215b
Diameter
259287062
Circumference
814574329.15008
Area
5.2802146146486E+16
Volume
9.127275561078E+24
Surface area
2.1120858458595E+17
Circumference
814574329.15008
Perimeter
518574124
Area
16807445130147961
Diagonal
183343639.81414
Surface area
100844670780887766
Volume
2.1789765337611E+24
Space diagonal
224549182.56463
Perimeter
388930593
Area
7.2778372277106E+15
Altitude
112274591.28232
Surface area
7.2778372277106E+15
Volume
2.5679484717814E+23
Height
61114546.604712