129117072 is an even 9-digits composite number following 129117071
and preceding 129117073 . In scientific notation, it is written as 1.29117072 × 10^8.
The sum of its digits is 30. It has a total of 6 prime factors and 20 positive divisors.
There are 36890496 positive integers (up to 129117072) that are relatively prime to 129117072.
129117072 has 20 divisors, whose sum is 262077596
The reverse of 129117072 is 270711921
Previous prime number is 21
Is Prime? no
Number parity even
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred twenty-nine million one hundred seventeen thousand seventy-two
Scientific notation
1.29117072 × 10^8
Engineering notation
1.29117072 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 21 × 384277
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
16139634
Product of the distinct prime numbers
The prime factorization of 129117072 is 2 × 2 × 2 × 2 × 21 × 384277.
Since it has a total of 6 prime factors.
2 , 3 , 32 , 77 , 64 , 869 , 7607 , 5590 , 91985 , 11491 , 746484 , 982793 , 1782197 , 7982533 , 82533674 , 7401650 , 365514336 , 305248469 , 1111597655 , 2228129197
n×2
258234144
n×3
387351216
n×4
516468288
n×5
645585360
n÷2
64558536
n÷3
43039024
n÷3
32279268
n÷5
25823414.4
n2
16671218281853184
n3
2.1525388912258E+24
n4
2.779295190012E+32
n5
3.5885445715803E+40
2 √n
11362.969330241
3 √n
505.43024080388
4 √n
106.59722946794
5 √n
41.898332002652
1 , 2 , 4 , 8 , 16 , 21 , 42 , 84 , 168 , 336 , 384277 , 768554 , 1537108 , 3074216 , 6148432 , 8069817 , 16139634 , 32279268 , 64558536 , 129117072
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129117071
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129117072 can be divided by 20 positive divisors.
The sum of these divisors (counting 129117072) is 1, the average is 0.05.
Base
System
Value
2
Binary
111101100100010101110010000
3
Ternary
22222221211022210
4
Quaternary
13230202232100
5
Quinary
231023221242
6
Senary
20451232120
8
Octal
754425620
10
Decimal
129117072
12
Duodecimal
372a8640
16
Hexadecimal
7b22b90
20
Vigesimal
206jcdc
36
Base36
24vfdc
md5
3f87d67ef227f871b70bf5076bc0fe16
sha1
5e3cbf67d403817b54198797a5bc893197137b2d
sha256
ffdd9c5c0bf27a9d4af5d066c127ecc5f2e9589a76e62db9d43c34c9313622ce
sha512
e071443a14a45d57a01f1fb29b9e958941e4681ebf27eb32ff4a015f6b56c6bd79e32211dbf6b93a7fcca06e48f27898f82242dee769b685b7d8a38aff6a902b
ripemd-160
161025a9ec6ffdba2f70e74709ce05fa6b22ec0a
Diameter
258234144
Circumference
811266489.69645
Area
5.2374176880662E+16
Volume
9.0165338229882E+24
Surface area
2.0949670752265E+17
Circumference
811266489.69645
Perimeter
516468288
Area
16671218281853184
Diagonal
182599114.3563
Surface area
100027309691119104
Volume
2.1525388912258E+24
Space diagonal
223637328.82853
Perimeter
387351216
Area
7.2188492720602E+15
Altitude
111818664.41426
Surface area
7.2188492720602E+15
Volume
2.5367914112558E+23
Height
60866371.452101