129789744 is an even 9-digits composite number following 129789743
and preceding 129789745 . In scientific notation, it is written as 1.29789744 × 10^8.
The sum of its digits is 51. It has a total of 6 prime factors and 20 positive divisors.
There are 37082688 positive integers (up to 129789744) that are relatively prime to 129789744.
129789744 has 20 divisors, whose sum is 263442960
The reverse of 129789744 is 447987921
Previous prime number is 21
Is Prime? no
Number parity even
Number length 9
Sum of Digits 51
Digital Root 6
Name
one hundred twenty-nine million seven hundred eighty-nine thousand seven hundred forty-four
Scientific notation
1.29789744 × 10^8
Engineering notation
1.29789744 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 21 × 386279
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
16223718
Product of the distinct prime numbers
The prime factorization of 129789744 is 2 × 2 × 2 × 2 × 21 × 386279.
Since it has a total of 6 prime factors.
2 , 6 , 30 , 78 , 165 , 512 , 93 , 3163 , 34754 , 64103 , 305565 , 747780 , 1099162 , 8340091 , 21094821 , 48553164 , 773977576 , 322166468 , 7984408701 , 2440684982
n×2
259579488
n×3
389369232
n×4
519158976
n×5
648948720
n÷2
64894872
n÷3
43263248
n÷3
32447436
n÷5
25957948.8
n2
16845377647585536
n3
2.1863572524634E+24
n4
2.8376674808977E+32
n5
3.6830013590284E+40
2 √n
11392.530184292
3 √n
506.30644833143
4 √n
106.73579617116
5 √n
41.941897558471
1 , 2 , 4 , 8 , 16 , 21 , 42 , 84 , 168 , 336 , 386279 , 772558 , 1545116 , 3090232 , 6180464 , 8111859 , 16223718 , 32447436 , 64894872 , 129789744
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129789743
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129789744 can be divided by 20 positive divisors.
The sum of these divisors (counting 129789744) is 1, the average is 0.05.
Base
System
Value
2
Binary
111101111000110111100110000
3
Ternary
100001020000001120
4
Quaternary
13233012330300
5
Quinary
231211232434
6
Senary
20513502240
8
Octal
757067460
10
Decimal
129789744
12
Duodecimal
37571980
16
Hexadecimal
7bc6f30
20
Vigesimal
20b3e74
36
Base36
259ueo
md5
71ff5b290e2260a9c7b706171d004108
sha1
c1d39da088a6fccf2e5ad7a1f3fcb2c828cc55c9
sha256
6f9713ba57d48e7a112115c1ffa3f15a21247a38f78fe3a96b5baef32ed580e6
sha512
caf6e18e6c32eeb837b9e6dfafe3936a1759d0946d9392df02cd9d53cd92865dd3b8ba1d5bd2b71545219a36d24d399fe77dd483928b4652c82c82c2557a405e
ripemd-160
c7312ef7ba4a30e2407916329caf79ba68aca9b1
Diameter
259579488
Circumference
815493012.5234
Area
5.29213146646E+16
Volume
9.1581918432826E+24
Surface area
2.116852586584E+17
Circumference
815493012.5234
Perimeter
519158976
Area
16845377647585536
Diagonal
183550416.22173
Surface area
101072265885513216
Volume
2.1863572524634E+24
Space diagonal
224802430.90936
Perimeter
389369232
Area
7.2942624895758E+15
Altitude
112401215.45468
Surface area
7.2942624895758E+15
Volume
2.5766467321888E+23
Height
61183472.073911