129218069 is an odd 9-digits composite number following 129218068
and preceding 129218070 . In scientific notation, it is written as 1.29218069 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 120409200 positive integers (up to 129218069) that are relatively prime to 129218069.
129218069 has 8 divisors, whose sum is 138250080
The reverse of 129218069 is 960812921
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-nine million two hundred eighteen thousand sixty-nine
Scientific notation
1.29218069 × 10^8
Engineering notation
1.29218069 × 10^6
Prime Factorization
19 × 61 × 111491
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129218069
Product of the distinct prime numbers
The prime factorization of 129218069 is 19 × 61 × 111491.
Since it has a total of 3 prime factors.
3 , 4 , 12 , 52 , 66 , 963 , 2615 , 9217 , 41274 , 77910 , 737109 , 443436 , 4206318 , 8034191 , 46334796 , 95343389 , 626755560 , 590960001 , 6564417784 , 488007310
n×2
258436138
n×3
387654207
n×4
516872276
n×5
646090345
n÷2
64609034.5
n÷3
43072689.666667
n÷3
32304517.25
n÷5
25843613.8
n2
16697309356088761
n3
2.1575940724894E+24
n4
2.7880013973293E+32
n5
3.6026015693219E+40
2 √n
11367.412590383
3 √n
505.56199109109
4 √n
106.61806878003
5 √n
41.904884633356
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
-129218068
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 129218069 can be divided by 8 positive divisors.
The sum of these divisors (counting 129218069) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100111011011000010101
3
Ternary
100000010221212102
4
Quaternary
13230323120111
5
Quinary
231034434234
6
Senary
20453331445
8
Octal
754733025
10
Decimal
129218069
12
Duodecimal
37336b85
16
Hexadecimal
7b3b615
20
Vigesimal
207c539
36
Base36
24xlat
md5
79938a450437143a31135d47ceb8ce49
sha1
205159095c41348b41bb185a42f28192e45771aa
sha256
dd44721afb72ae79b6305b8e861267e7c4b87484278540c5d2a33b26bc98a7eb
sha512
6849a0b8ea6a8423596082395e903a68ccdf77c3d570568b2b226797989d947ecb0d628b8feb423abc3b0ae12ceca435ced6194aafdcfb63416fa9380639133c
ripemd-160
29d6b9164190d46400be6c7a3e0a0661127dbba7
Diameter
258436138
Circumference
811901072.56292
Area
5.2456144407805E+16
Volume
9.0377089167489E+24
Surface area
2.0982457763122E+17
Circumference
811901072.56292
Perimeter
516872276
Area
16697309356088761
Diagonal
182741945.68346
Surface area
100183856136532566
Volume
2.1575940724894E+24
Space diagonal
223812260.76394
Perimeter
387654207
Area
7.2301470386102E+15
Altitude
111906130.38197
Surface area
7.2301470386102E+15
Volume
2.5427489995086E+23
Height
60913981.894487