129352821 is an odd 9-digits composite number following 129352820
and preceding 129352822 . In scientific notation, it is written as 1.29352821 × 10^8.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 78811200 positive integers (up to 129352821) that are relatively prime to 129352821.
129352821 has 8 divisors, whose sum is 172607040
The reverse of 129352821 is 128253921
Previous prime number is 1313
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 33
Digital Root 6
Name
one hundred twenty-nine million three hundred fifty-two thousand eight hundred twenty-one
Scientific notation
1.29352821 × 10^8
Engineering notation
1.29352821 × 10^6
Prime Factorization
3 × 1313 × 32839
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129352821
Product of the distinct prime numbers
The prime factorization of 129352821 is 3 × 1313 × 32839.
Since it has a total of 3 prime factors.
10 , 5 , 9 , 29 , 749 , 179 , 1843 , 6113 , 64433 , 26410 , 517444 , 62782 , 7801646 , 2939888 , 72735349 , 26421488 , 976821730 , 83342593 , 4192731583 , 4309770989
n×2
258705642
n×3
388058463
n×4
517411284
n×5
646764105
n÷2
64676410.5
n÷3
43117607
n÷3
32338205.25
n÷5
25870564.2
n2
16732152300658041
n3
2.1643511014918E+24
n4
2.7996492061242E+32
n5
3.6214252262257E+40
2 √n
11373.338164321
3 √n
505.73766781763
4 √n
106.64585394811
5 √n
41.913620893063
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
-129352820
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 129352821 can be divided by 8 positive divisors.
The sum of these divisors (counting 129352821) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101011100010001110101
3
Ternary
100000101210201020
4
Quaternary
13231130101311
5
Quinary
231103242241
6
Senary
20500251353
8
Octal
755342165
10
Decimal
129352821
12
Duodecimal
373a0b59
16
Hexadecimal
7b5c475
20
Vigesimal
2089211
36
Base36
250h9x
md5
70dae966342003f506b9b9c3e16f6138
sha1
5502ee0d4275b057499d209729e4cde4f9e33c2b
sha256
5939518d19215fd292621082a3e44503556baa273286955d15c3c8783bdd6b5d
sha512
fe660db9dbe8029b9d3ad3ad3865c920e9daeb0303a3d60c684dad93ab7ccbd2bf8e494793319a869ff929ec0ac9c053d47bcbc615d32a9a4cc080af91288c3c
ripemd-160
bc2be32fb16e4f64491edec4359d89fbf2a1e65d
Diameter
258705642
Circumference
812747744.34943
Area
5.2565606746493E+16
Volume
9.0660126936473E+24
Surface area
2.1026242698597E+17
Circumference
812747744.34943
Perimeter
517411284
Area
16732152300658041
Diagonal
182932513.78942
Surface area
100392913803948246
Volume
2.1643511014918E+24
Space diagonal
224045658.07436
Perimeter
388058463
Area
7.2452344761801E+15
Altitude
112022829.03718
Surface area
7.2452344761801E+15
Volume
2.5507122345557E+23
Height
60977504.596473