129120217 is an odd 9-digits composite number following 129120216
and preceding 129120218 . In scientific notation, it is written as 1.29120217 × 10^8.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 127913380 positive integers (up to 129120217) that are relatively prime to 129120217.
129120217 has 4 divisors, whose sum is 130327056
The reverse of 129120217 is 712021921
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 25
Digital Root 7
Name
one hundred twenty-nine million one hundred twenty thousand two hundred seventeen
Scientific notation
1.29120217 × 10^8
Engineering notation
1.29120217 × 10^6
Prime Factorization
107 × 1206731
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129120217
Product of the distinct prime numbers
The prime factorization of 129120217 is 107 × 1206731.
Since it has a total of 2 prime factors.
6 , 8 , 96 , 66 , 834 , 657 , 8502 , 3862 , 66183 , 5125 , 48148 , 536119 , 4444006 , 8474979 , 9100615 , 35552906 , 669143851 , 155684155 , 3802503633 , 2091298390
n×2
258240434
n×3
387360651
n×4
516480868
n×5
645601085
n÷2
64560108.5
n÷3
43040072.333333
n÷3
32280054.25
n÷5
25824043.4
n2
16672030438127089
n3
2.1526961880016E+24
n4
2.7795659892984E+32
n5
3.5889816370402E+40
2 √n
11363.107717522
3 √n
505.43434448327
4 √n
106.5978785789
5 √n
41.898536110394
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
-129120216
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 129120217 can be divided by 4 positive divisors.
The sum of these divisors (counting 129120217) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101100100011011111011001
3
Ternary
22222221222122021
4
Quaternary
13230203133121
5
Quinary
231023321332
6
Senary
20451254441
8
Octal
754433731
10
Decimal
129120217
12
Duodecimal
372aa421
16
Hexadecimal
7b237d9
20
Vigesimal
20700ah
36
Base36
24vhsp
md5
49faba7fa3c66b66703483f2cfa076f7
sha1
c0dafac39a1e2f328812b2c0d60d874035978f17
sha256
f8bd717b16206484a19472157947995823547175c83bb11c4c912b0fdf255f8a
sha512
f167ed0eda13e0c78fc0bd0f3dfc0df31ccf3fbe9e8211513a39d1ec13317b88fb1ebec21126307fbf4365ebd781b1458e9eef791760f6e135d0d75854c39e7c
ripemd-160
974e3961d48b6c60529c574165c17e24df8040dd
Diameter
258240434
Circumference
811286250.31424
Area
5.2376728344845E+16
Volume
9.017192706182E+24
Surface area
2.0950691337938E+17
Circumference
811286250.31424
Perimeter
516480868
Area
16672030438127089
Diagonal
182603562.05796
Surface area
100032182628762534
Volume
2.1526961880016E+24
Space diagonal
223642776.12832
Perimeter
387360651
Area
7.2192009460427E+15
Altitude
111821388.06416
Surface area
7.2192009460427E+15
Volume
2.5369767872839E+23
Height
60867854.019319