129122445 is an odd 9-digits composite number following 129122444
and preceding 129122446 . In scientific notation, it is written as 1.29122445 × 10^8.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 68865296 positive integers (up to 129122445) that are relatively prime to 129122445.
129122445 has 4 divisors, whose sum is 137730624
The reverse of 129122445 is 544221921
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred twenty-nine million one hundred twenty-two thousand four hundred forty-five
Scientific notation
1.29122445 × 10^8
Engineering notation
1.29122445 × 10^6
Prime Factorization
15 × 8608163
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129122445
Product of the distinct prime numbers
The prime factorization of 129122445 is 15 × 8608163.
Since it has a total of 2 prime factors.
3 , 8 , 75 , 29 , 994 , 135 , 6318 , 7620 , 92541 , 57024 , 886967 , 480464 , 3280917 , 2595581 , 31149871 , 4676398 , 817401923 , 181060621 , 2000352764 , 366764119
n×2
258244890
n×3
387367335
n×4
516489780
n×5
645612225
n÷2
64561222.5
n÷3
43040815
n÷3
32280611.25
n÷5
25824489
n2
16672605802778025
n3
2.1528076257759E+24
n4
2.7797578425483E+32
n5
3.5892912913776E+40
2 √n
11363.205753659
3 √n
505.43725159642
4 √n
106.59833841885
5 √n
41.898680703234
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
-129122444
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 129122445 can be divided by 4 positive divisors.
The sum of these divisors (counting 129122445) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101100100100000010001101
3
Ternary
22222222002200210
4
Quaternary
13230210002031
5
Quinary
231023404240
6
Senary
20451313033
8
Octal
754440215
10
Decimal
129122445
12
Duodecimal
372ab779
16
Hexadecimal
7b2408d
20
Vigesimal
2070625
36
Base36
24vjil
md5
cd61587415c21e9b4ceb160659e41485
sha1
508aa7385c04ac657fcfc20796a0a0924ebdf6fa
sha256
b12354e2a6d566a4ac95553f85f4a01586430fa2d10a5c76436bc404c010551d
sha512
369c5c3b64604bb101623e138f9b01b383e21eb4fcf2e0bf190da462aa40ff507c34adceb1c4f07214c871239f6c4642ef054a63069a25e95abc24c4d604b4d2
ripemd-160
057141f6efe53d102d1984470b44b0314bf95cfa
Diameter
258244890
Circumference
811300249.2511
Area
5.2378535906206E+16
Volume
9.0176594956395E+24
Surface area
2.0951414362482E+17
Circumference
811300249.2511
Perimeter
516489780
Area
16672605802778025
Diagonal
182606712.92577
Surface area
100035634816668150
Volume
2.1528076257759E+24
Space diagonal
223646635.13752
Perimeter
387367335
Area
7.2194500862448E+15
Altitude
111823317.56876
Surface area
7.2194500862448E+15
Volume
2.5371081179604E+23
Height
60868904.308591