129442808 is an even 9-digits composite number following 129442807
and preceding 129442809 . In scientific notation, it is written as 1.29442808 × 10^8.
The sum of its digits is 38. It has a total of 5 prime factors and 16 positive divisors.
There are 58837600 positive integers (up to 129442808) that are relatively prime to 129442808.
129442808 has 16 divisors, whose sum is 264769560
The reverse of 129442808 is 808244921
Previous prime number is 11
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-nine million four hundred forty-two thousand eight hundred eight
Scientific notation
1.29442808 × 10^8
Engineering notation
1.29442808 × 10^6
Prime Factorization
2 × 2 × 2 × 11 × 1470941
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
32360702
Product of the distinct prime numbers
The prime factorization of 129442808 is 2 × 2 × 2 × 11 × 1470941.
Since it has a total of 5 prime factors.
6 , 3 , 59 , 21 , 635 , 453 , 9579 , 2138 , 69077 , 865 , 369261 , 99927 , 1545491 , 3834210 , 91668650 , 24291024 , 751402605 , 755253260 , 4603088426 , 1993849632
n×2
258885616
n×3
388328424
n×4
517771232
n×5
647214040
n÷2
64721404
n÷3
43147602.666667
n÷3
32360702
n÷5
25888561.6
n2
16755440542924864
n3
2.1688712731532E+24
n4
2.8074478778749E+32
n5
3.6340393662577E+40
2 √n
11377.293527021
3 √n
505.85491630115
4 √n
106.66439671709
5 √n
41.919450888687
1 , 2 , 4 , 8 , 11 , 22 , 44 , 88 , 1470941 , 2941882 , 5883764 , 11767528 , 16180351 , 32360702 , 64721404 , 129442808
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
-129442807
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 129442808 can be divided by 16 positive divisors.
The sum of these divisors (counting 129442808) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101101110010001111111000
3
Ternary
100000120101011002
4
Quaternary
13231302033320
5
Quinary
231114132213
6
Senary
20502224132
8
Octal
755621770
10
Decimal
129442808
12
Duodecimal
37425048
16
Hexadecimal
7b723f8
20
Vigesimal
2090708
36
Base36
252epk
md5
69c593c07752d20cf13325de71a79974
sha1
4dce40fb67e8d7513de79286c2f17e0bdc397c14
sha256
98d5756c314f1175ea9b1f9fda5f362c68c4e2cabe8d8fddf27f432ea5c4355b
sha512
d98b7cadd9e2c58c0b5b6c0219344d9a4f137d9ffc3b538427ef1c7e9577620d4fa3692f3f362bc790a154c936420c777575176063b911ffe7553b1dc669d2fd
ripemd-160
1254c9b04f047d0b12aabb0a71b68abfc67f0bc0
Diameter
258885616
Circumference
813313149.34567
Area
5.2638768917313E+16
Volume
9.0849467444269E+24
Surface area
2.1055507566925E+17
Circumference
813313149.34567
Perimeter
517771232
Area
16755440542924864
Diagonal
183059774.62526
Surface area
100532643257549184
Volume
2.1688712731532E+24
Space diagonal
224201520.13038
Perimeter
388328424
Area
7.2553185808863E+15
Altitude
112100760.06519
Surface area
7.2553185808863E+15
Volume
2.5560393079456E+23
Height
61019924.875086