129129919 is an odd 9-digits composite number following 129129918
and preceding 129129920 . In scientific notation, it is written as 1.29129919 × 10^8.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 127360944 positive integers (up to 129129919) that are relatively prime to 129129919.
129129919 has 4 divisors, whose sum is 130898896
The reverse of 129129919 is 919921921
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred twenty-nine million one hundred twenty-nine thousand nine hundred nineteen
Scientific notation
1.29129919 × 10^8
Engineering notation
1.29129919 × 10^6
Prime Factorization
73 × 1768903
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129129919
Product of the distinct prime numbers
The prime factorization of 129129919 is 73 × 1768903.
Since it has a total of 2 prime factors.
5 , 2 , 6 , 80 , 686 , 954 , 6111 , 3758 , 57865 , 52688 , 820977 , 159165 , 2017840 , 12452 , 35546709 , 62855219 , 829296570 , 245028638 , 2697180090 , 9756603136
n×2
258259838
n×3
387389757
n×4
516519676
n×5
645649595
n÷2
64564959.5
n÷3
43043306.333333
n÷3
32282479.75
n÷5
25825983.8
n2
16674535980946561
n3
2.1531814805822E+24
n4
2.7804015017988E+32
n5
3.5903302071476E+40
2 √n
11363.534617363
3 √n
505.44700349027
4 √n
106.59988094441
5 √n
41.899165736629
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
-129129918
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 129129919 can be divided by 4 positive divisors.
The sum of these divisors (counting 129129919) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101100100101110110111111
3
Ternary
22222222110221121
4
Quaternary
13230211312333
5
Quinary
231024124134
6
Senary
20451411411
8
Octal
754456677
10
Decimal
129129919
12
Duodecimal
372b3b67
16
Hexadecimal
7b25dbf
20
Vigesimal
20714fj
36
Base36
24vpa7
md5
a13c6f9b310745942fbacd9202abb115
sha1
0a5574c0aae12add5e03ed2edc98f399c226505a
sha256
7610e5453d79e4616d5ba059a3c8e64cab838869367f34e638b214874631049c
sha512
1f10a39a9ed34075c4dec01362561ac96d3ae7f6f6cbd787478002c5a59a9b3cc6d29bcd5641554768cc2eb55ccc4dbfefd3d4d1a8a81fd52db5a9dcd16c48bb
ripemd-160
72000b2d295ace7a7c4eb2d0ac48a2ead29eb262
Diameter
258259838
Circumference
811347209.77809
Area
5.238459973976E+16
Volume
9.0192254949902E+24
Surface area
2.0953839895904E+17
Circumference
811347209.77809
Perimeter
516519676
Area
16674535980946561
Diagonal
182617282.75794
Surface area
100047215885679366
Volume
2.1531814805822E+24
Space diagonal
223659580.48525
Perimeter
387389757
Area
7.2202858779087E+15
Altitude
111829790.24263
Surface area
7.2202858779087E+15
Volume
2.537548710075E+23
Height
60872427.58598