129747237 is an odd 9-digits composite number following 129747236
and preceding 129747238 . In scientific notation, it is written as 1.29747237 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 85689552 positive integers (up to 129747237) that are relatively prime to 129747237.
129747237 has 8 divisors, whose sum is 174613536
The reverse of 129747237 is 732747921
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-nine million seven hundred forty-seven thousand two hundred thirty-seven
Scientific notation
1.29747237 × 10^8
Engineering notation
1.29747237 × 10^6
Prime Factorization
3 × 107 × 404197
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129747237
Product of the distinct prime numbers
The prime factorization of 129747237 is 3 × 107 × 404197.
Since it has a total of 3 prime factors.
5 , 7 , 86 , 74 , 179 , 598 , 9097 , 891 , 99678 , 99918 , 243561 , 21582 , 2031556 , 1341699 , 97831661 , 78370362 , 57321863 , 586013161 , 947526405 , 8090142595
n×2
259494474
n×3
389241711
n×4
518988948
n×5
648736185
n÷2
64873618.5
n÷3
43249079
n÷3
32436809.25
n÷5
25949447.4
n2
16834345509134169
n3
2.1842098165135E+24
n4
2.8339518872091E+32
n5
3.6769742715631E+40
2 √n
11390.66446701
3 √n
506.25116939221
4 √n
106.72705592777
5 √n
41.939149948706
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
-129747236
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 129747237 can be divided by 8 positive divisors.
The sum of these divisors (counting 129747237) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101110111100100100100101
3
Ternary
100001010211202020
4
Quaternary
13232330210211
5
Quinary
231203402422
6
Senary
20512533353
8
Octal
756744445
10
Decimal
129747237
12
Duodecimal
37551259
16
Hexadecimal
7bbc925
20
Vigesimal
20ai81h
36
Base36
258xlx
md5
8375fd1952e4ebe00e1ac490aea7c670
sha1
4f8a3f2cf902054fe360f1bb23e7594616c0ff0c
sha256
b8b24f79bfde8e7a622c44fcdeea44f3d0f9bf9920455e16321d29fe679df1ea
sha512
b211af5442dff0560a2faef1068506d69bff7ba0bd6ca0dbf637ab1e16451364d5d5d817e1e56d5a05c73881edcef361ab2cd47416f9c5b39e7d99c7b8906d2c
ripemd-160
9ce304c89bfc01da71d483961808d273cbaeac21
Diameter
259494474
Circumference
815225933.16555
Area
5.2886656179488E+16
Volume
9.1491966846101E+24
Surface area
2.1154662471795E+17
Circumference
815225933.16555
Perimeter
518988948
Area
16834345509134169
Diagonal
183490302.24584
Surface area
101006073054805014
Volume
2.1842098165135E+24
Space diagonal
224728806.62568
Perimeter
389241711
Area
7.2894854334973E+15
Altitude
112364403.31284
Surface area
7.2894854334973E+15
Volume
2.5741159546516E+23
Height
61163434.081945