129353985 is an odd 9-digits composite number following 129353984
and preceding 129353986 . In scientific notation, it is written as 1.29353985 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 68459040 positive integers (up to 129353985) that are relatively prime to 129353985.
129353985 has 16 divisors, whose sum is 173796480
The reverse of 129353985 is 589353921
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred twenty-nine million three hundred fifty-three thousand nine hundred eighty-five
Scientific notation
1.29353985 × 10^8
Engineering notation
1.29353985 × 10^6
Prime Factorization
5 × 9 × 131 × 21943
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129353985
Product of the distinct prime numbers
The prime factorization of 129353985 is 5 × 9 × 131 × 21943.
Since it has a total of 4 prime factors.
10 , 5 , 16 , 100 , 773 , 334 , 7384 , 5407 , 77095 , 37917 , 517021 , 949564 , 9140420 , 8785839 , 89254482 , 53921986 , 377945097 , 485757085 , 5106054646 , 8950964499
n×2
258707970
n×3
388061955
n×4
517415940
n×5
646769925
n÷2
64676992.5
n÷3
43117995
n÷3
32338496.25
n÷5
25870797
n2
16732453435380225
n3
2.1644095306934E+24
n4
2.7997499796717E+32
n5
3.621588168742E+40
2 √n
11373.389336517
3 √n
505.73918479751
4 √n
106.64609386432
5 √n
41.913696325943
1 , 5 , 9 , 45 , 131 , 655 , 1179 , 5895 , 21943 , 109715 , 197487 , 987435 , 2874533 , 14372665 , 25870797 , 129353985
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
-129353984
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 129353985 can be divided by 16 positive divisors.
The sum of these divisors (counting 129353985) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101101011100100100000001
3
Ternary
100000101212022100
4
Quaternary
13231130210001
5
Quinary
231103311420
6
Senary
20500301013
8
Octal
755344401
10
Decimal
129353985
12
Duodecimal
373a1769
16
Hexadecimal
7b5c901
20
Vigesimal
20894j5
36
Base36
250i69
md5
81b63bedbda3b858a4013dd07db3a762
sha1
5bb61401421e62213dd2e7f4913f4d49e586b084
sha256
65929aaf74dd4406e7e0f92552c9048c671abe68f572aeb758bdce99fece1f64
sha512
f6379d764eabe2952744a1276e8ea106d11f9d04ce8340d4ed287af2b514298e499720e0da9f463e4289099d542b66839a600cd095c64d3eba1b579405806c13
ripemd-160
908d3dc218fa09e4a3430d850d054b8d1576e549
Diameter
258707970
Circumference
812755057.97713
Area
5.2566552789124E+16
Volume
9.0662574413147E+24
Surface area
2.102662111565E+17
Circumference
812755057.97713
Perimeter
517415940
Area
16732453435380225
Diagonal
182934159.93401
Surface area
100394720612281350
Volume
2.1644095306934E+24
Space diagonal
224047674.1815
Perimeter
388061955
Area
7.2453648713397E+15
Altitude
112023837.09075
Surface area
7.2453648713397E+15
Volume
2.5507810940301E+23
Height
60978053.311335