129609989 is an odd 9-digits composite number following 129609988
and preceding 129609990 . In scientific notation, it is written as 1.29609989 × 10^8.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 121985856 positive integers (up to 129609989) that are relatively prime to 129609989.
129609989 has 4 divisors, whose sum is 137234124
The reverse of 129609989 is 989906921
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred twenty-nine million six hundred nine thousand nine hundred eighty-nine
Scientific notation
1.29609989 × 10^8
Engineering notation
1.29609989 × 10^6
Prime Factorization
17 × 7624117
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129609989
Product of the distinct prime numbers
The prime factorization of 129609989 is 17 × 7624117.
Since it has a total of 2 prime factors.
8 , 9 , 85 , 50 , 617 , 441 , 9897 , 3443 , 11983 , 44772 , 63496 , 485637 , 8864251 , 1807939 , 52067717 , 79303464 , 795648966 , 332620111 , 7446704146 , 6384474910
n×2
259219978
n×3
388829967
n×4
518439956
n×5
648049945
n÷2
64804994.5
n÷3
43203329.666667
n÷3
32402497.25
n÷5
25921997.8
n2
16798749248580121
n3
2.1772857053222E+24
n4
2.8219797631667E+32
n5
3.6575676606226E+40
2 √n
11384.638290258
3 √n
506.07260046569
4 √n
106.69882047266
5 √n
41.930273456747
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
-129609988
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 129609989 can be divided by 4 positive divisors.
The sum of these divisors (counting 129609989) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101110011011000100000101
3
Ternary
100000212212110222
4
Quaternary
13232123010011
5
Quinary
231140004424
6
Senary
20505554125
8
Octal
756330405
10
Decimal
129609989
12
Duodecimal
374a5945
16
Hexadecimal
7b9b105
20
Vigesimal
20a14j9
36
Base36
255zph
md5
13d69b7fc6b6b28736ab2bc2f2b0f797
sha1
adeb2852bccb73f46c13614c731f0c2cd5b42601
sha256
d4a86076879d6a09a3305ff0080ac762769a4a09ee0a538f6761fe402b633498
sha512
b2549442a6df2ca99a5cf8295946c5fd41ffbcc99ebcdd6afef7c0b5fa7392fe2ef90babb6f1f1636f247a6471a4459808be26ca5b636a0cba342bf11f22ac6e
ripemd-160
c235d5ba75a359d6279c7008c79c2ae182d00afe
Diameter
259219978
Circumference
814363578.54851
Area
5.2774827228836E+16
Volume
9.1201930354752E+24
Surface area
2.1109930891535E+17
Circumference
814363578.54851
Perimeter
518439956
Area
16798749248580121
Diagonal
183296204.26283
Surface area
100792495491480726
Volume
2.1772857053222E+24
Space diagonal
224491086.11644
Perimeter
388829967
Area
7.2740718005376E+15
Altitude
112245543.05822
Surface area
7.2740718005376E+15
Volume
2.5659558113565E+23
Height
61098734.754276