129173661 is an odd 9-digits composite number following 129173660
and preceding 129173662 . In scientific notation, it is written as 1.29173661 × 10^8.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 84703680 positive integers (up to 129173661) that are relatively prime to 129173661.
129173661 has 8 divisors, whose sum is 145879800
The reverse of 129173661 is 166371921
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-nine million one hundred seventy-three thousand six hundred sixty-one
Scientific notation
1.29173661 × 10^8
Engineering notation
1.29173661 × 10^6
Prime Factorization
9 × 61 × 235289
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129173661
Product of the distinct prime numbers
The prime factorization of 129173661 is 9 × 61 × 235289.
Since it has a total of 3 prime factors.
7 , 10 , 49 , 16 , 289 , 88 , 4947 , 6044 , 49973 , 44381 , 735613 , 464611 , 7292181 , 2557394 , 56643079 , 88239283 , 720542938 , 778330449 , 343463016 , 9398593898
n×2
258347322
n×3
387520983
n×4
516694644
n×5
645868305
n÷2
64586830.5
n÷3
43057887
n÷3
32293415.25
n÷5
25834732.2
n2
16685834696142921
n3
2.1553703545416E+24
n4
2.7841707950701E+32
n5
3.5964153444848E+40
2 √n
11365.459119631
3 √n
505.50406944629
4 √n
106.60890731844
5 √n
41.902003971236
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
-129173660
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 129173661 can be divided by 8 positive divisors.
The sum of these divisors (counting 129173661) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100110000100010011101
3
Ternary
100000001200221200
4
Quaternary
13230300202131
5
Quinary
231032024121
6
Senary
20452350113
8
Octal
754604235
10
Decimal
129173661
12
Duodecimal
37315339
16
Hexadecimal
7b3089d
20
Vigesimal
2076e31
36
Base36
24wn19
md5
3d66f05a5eea551a513a45515fe1cb36
sha1
b6caace77c640a189d4fc99082526f9296c885b2
sha256
98b068534bd396a3c15f46e8968ac35769583feaba10d3e86be08b3c32b6ea19
sha512
54c68e7778848be265adca9a66dcb954f3da2d7cc4697bcc4f57e26a6c0dead29147d7fd1f7a895233320529f9595a822f81dd8b60675527c529f3c7e1d01049
ripemd-160
909955d2bc602f82c979ace838cb38b17d5387fe
Diameter
258347322
Circumference
811622048.8698
Area
5.2420095700416E+16
Volume
9.0283942287908E+24
Surface area
2.0968038280167E+17
Circumference
811622048.8698
Perimeter
516694644
Area
16685834696142921
Diagonal
182679143.28758
Surface area
100115008176857526
Volume
2.1553703545416E+24
Space diagonal
223735343.85168
Perimeter
387520983
Area
7.2251783651038E+15
Altitude
111867671.92584
Surface area
7.2251783651038E+15
Volume
2.5401283227747E+23
Height
60893047.762528