129173842 is an even 9-digits composite number following 129173841
and preceding 129173843 . In scientific notation, it is written as 1.29173842 × 10^8.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 52953120 positive integers (up to 129173842) that are relatively prime to 129173842.
129173842 has 16 divisors, whose sum is 231069312
The reverse of 129173842 is 248371921
Previous prime number is 23
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-nine million one hundred seventy-three thousand eight hundred forty-two
Scientific notation
1.29173842 × 10^8
Engineering notation
1.29173842 × 10^6
Prime Factorization
2 × 7 × 23 × 401161
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129173842
Product of the distinct prime numbers
The prime factorization of 129173842 is 2 × 7 × 23 × 401161.
Since it has a total of 4 prime factors.
4 , 1 , 83 , 2 , 723 , 716 , 346 , 9859 , 17545 , 71862 , 525198 , 350172 , 4210915 , 964093 , 72648689 , 91087907 , 996614288 , 546638124 , 5791142355 , 9825380658
n×2
258347684
n×3
387521526
n×4
516695368
n×5
645869210
n÷2
64586921
n÷3
43057947.333333
n÷3
32293460.5
n÷5
25834768.4
n2
16685881457040964
n3
2.1553794149625E+24
n4
2.7841863999842E+32
n5
3.5964405413011E+40
2 √n
11365.467082351
3 √n
505.50430555272
4 √n
106.6089446639
5 √n
41.902015713968
1 , 2 , 7 , 14 , 23 , 46 , 161 , 322 , 401161 , 802322 , 2808127 , 5616254 , 9226703 , 18453406 , 64586921 , 129173842
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129173841
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129173842 can be divided by 16 positive divisors.
The sum of these divisors (counting 129173842) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101100110000100101010010
3
Ternary
100000001201012101
4
Quaternary
13230300211102
5
Quinary
231032030332
6
Senary
20452351014
8
Octal
754604522
10
Decimal
129173842
12
Duodecimal
3731546a
16
Hexadecimal
7b30952
20
Vigesimal
2076ec2
36
Base36
24wn6a
md5
68a4e6ecd3984c7d066dd85dc5b9aa19
sha1
8129d6598663ec91795688963fee8d3a04474067
sha256
a74b8785255013ae431973f5d409b6d2c93f2ad964d9c3e3acfea1ee517c831e
sha512
03faeb7936176b13bb3410c43c1b14f9e0649ce0067e0e5c2791077e1714a0c74a2953f5327bc24d40dfc17aa8985fb2eb6e8822e8d6915196435739ece429db
ripemd-160
c6e99f8705eda223205375e4b12b5b4c867a86bf
Diameter
258347684
Circumference
811623186.12634
Area
5.242024260411E+16
Volume
9.0284321809933E+24
Surface area
2.0968097041644E+17
Circumference
811623186.12634
Perimeter
516695368
Area
16685881457040964
Diagonal
182679399.26024
Surface area
100115288742245784
Volume
2.1553794149625E+24
Space diagonal
223735657.35287
Perimeter
387521526
Area
7.2251986131666E+15
Altitude
111867828.67644
Surface area
7.2251986131666E+15
Volume
2.5401390005832E+23
Height
60893133.086746