129442807 is an odd 9-digits composite number following 129442806
and preceding 129442808 . In scientific notation, it is written as 1.29442807 × 10^8.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 119220960 positive integers (up to 129442807) that are relatively prime to 129442807.
129442807 has 8 divisors, whose sum is 139708800
The reverse of 129442807 is 708244921
Previous prime number is 461
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-nine million four hundred forty-two thousand eight hundred seven
Scientific notation
1.29442807 × 10^8
Engineering notation
1.29442807 × 10^6
Prime Factorization
13 × 461 × 21599
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129442807
Product of the distinct prime numbers
The prime factorization of 129442807 is 13 × 461 × 21599.
Since it has a total of 3 prime factors.
1 , 10 , 94 , 10 , 677 , 919 , 1449 , 5870 , 87656 , 73791 , 248142 , 841106 , 8059720 , 1419029 , 37495342 , 39015361 , 908871030 , 536795586 , 5059175576 , 9577906321
n×2
258885614
n×3
388328421
n×4
517771228
n×5
647214035
n÷2
64721403.5
n÷3
43147602.333333
n÷3
32360701.75
n÷5
25888561.4
n2
16755440284039249
n3
2.1688712228869E+24
n4
2.8074477911201E+32
n5
3.6340392258853E+40
2 √n
11377.293483074
3 √n
505.85491499851
4 √n
106.66439651109
5 √n
41.919450823918
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
-129442806
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 129442807 can be divided by 8 positive divisors.
The sum of these divisors (counting 129442807) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101110010001111110111
3
Ternary
100000120101011001
4
Quaternary
13231302033313
5
Quinary
231114132212
6
Senary
20502224131
8
Octal
755621767
10
Decimal
129442807
12
Duodecimal
37425047
16
Hexadecimal
7b723f7
20
Vigesimal
2090707
36
Base36
252epj
md5
b457e879712f85e20cc1f206a7347c6f
sha1
cb5602e3dda6e8c203355357cdf5e7ecd04dbbc7
sha256
4e5ec5f3c07a977c806adc12c6ae198b738a55c1665965feb99ac507994f9b90
sha512
ba51f4e0fb3eb652220b9bfc06c62edd350e7d12230566767649b03eed51c9aafa2a9bfe6f31f7472e9a66f6773f8aed1b879b54fb702924962f1e5302b3e23f
ripemd-160
46d00f63ae151eaa2c687a56f38e4527817d45c1
Diameter
258885614
Circumference
813313143.06248
Area
5.2638768104E+16
Volume
9.0849465338718E+24
Surface area
2.10555072416E+17
Circumference
813313143.06248
Perimeter
517771228
Area
16755440284039249
Diagonal
183059773.21104
Surface area
100532641704235494
Volume
2.1688712228869E+24
Space diagonal
224201518.39833
Perimeter
388328421
Area
7.2553184687856E+15
Altitude
112100759.19917
Surface area
7.2553184687856E+15
Volume
2.5560392487062E+23
Height
61019924.403681