129021331 is an odd 9-digits composite number following 129021330
and preceding 129021332 . In scientific notation, it is written as 1.29021331 × 10^8.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 125534232 positive integers (up to 129021331) that are relatively prime to 129021331.
129021331 has 4 divisors, whose sum is 132508432
The reverse of 129021331 is 133120921
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 22
Digital Root 4
Name
one hundred twenty-nine million twenty-one thousand three hundred thirty-one
Scientific notation
1.29021331 × 10^8
Engineering notation
1.29021331 × 10^6
Prime Factorization
37 × 3487063
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129021331
Product of the distinct prime numbers
The prime factorization of 129021331 is 37 × 3487063.
Since it has a total of 2 prime factors.
4 , 1 , 43 , 8 , 426 , 565 , 9214 , 2660 , 35958 , 1596 , 954954 , 207829 , 2428634 , 2083947 , 59865041 , 27050233 , 460379921 , 612376053 , 13804168 , 1504078411
n×2
258042662
n×3
387063993
n×4
516085324
n×5
645106655
n÷2
64510665.5
n÷3
43007110.333333
n÷3
32255332.75
n÷5
25804266.2
n2
16646503853011561
n3
2.1477540836122E+24
n4
2.7710609052833E+32
n5
3.5752596628171E+40
2 √n
11358.755697699
3 √n
505.30528350365
4 √n
106.57746336679
5 √n
41.892116591385
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
-129021330
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 129021331 can be divided by 4 positive divisors.
The sum of these divisors (counting 129021331) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101100001011010110010011
3
Ternary
22222202221222211
4
Quaternary
13230023112103
5
Quinary
231012140311
6
Senary
20445212551
8
Octal
754132623
10
Decimal
129021331
12
Duodecimal
37261157
16
Hexadecimal
7b0b593
20
Vigesimal
2067d6b
36
Base36
24tdhv
md5
0eb404101d8a1821a78be4ea74cda3ae
sha1
d7dba02ff141c98932e5bc3ccb09babf98d4501a
sha256
760cd173f378bb4b5543e721eff4600eee2bbaf85e49c330edeee2e49f943f4e
sha512
55270fcbd4204d30f3b6449b4870439d1dd4737662d03ffd3310d8d1053ffec0f8e4bfb639374eb7d63b15244564fc9875447135e8600da0d6bf6135dc29c58d
ripemd-160
afbf5a64c63b758a73ea89d55a599aa193dc0620
Diameter
258042662
Circumference
810664931.25195
Area
5.2296534212575E+16
Volume
8.9964912677247E+24
Surface area
2.091861368503E+17
Circumference
810664931.25195
Perimeter
516085324
Area
16646503853011561
Diagonal
182463716.13563
Surface area
99879023118069366
Volume
2.1477540836122E+24
Space diagonal
223471500.55216
Perimeter
387063993
Area
7.2081476104518E+15
Altitude
111735750.27608
Surface area
7.2081476104518E+15
Volume
2.5311524614055E+23
Height
60821238.711876