129505556 is an even 9-digits composite number following 129505555
and preceding 129505557 . In scientific notation, it is written as 1.29505556 × 10^8.
The sum of its digits is 38. It has a total of 4 prime factors and 12 positive divisors.
There are 64701120 positive integers (up to 129505556) that are relatively prime to 129505556.
129505556 has 12 divisors, whose sum is 226815540
The reverse of 129505556 is 655505921
Previous prime number is 1321
Is Prime? no Number parity even Number length 9 Sum of Digits 38 Digital Root 2
Name
one hundred twenty-nine million five hundred five thousand five hundred fifty-six
Scientific notation
1.29505556 × 10^8
Engineering notation
1.29505556 × 10^6
Prime Factorization
2 × 2 × 1321 × 24509
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
64752778 Product of the distinct prime numbers
The prime factorization of 129505556 is 2 × 2 × 1321 × 24509.
Since it has a total of 4 prime factors.
2 , 6 , 94 , 70 , 403 , 363 , 8115 , 3950 , 68202 , 53394 , 714965 , 779471 , 2185745 , 8668921 , 99552550 , 60395455 , 938658792 , 185002756 , 7529352970 , 8557713781
n×2
259011112
n×3
388516668
n×4
518022224
n×5
647527780
n÷2
64752778
n÷3
43168518.666667
n÷3
32376389
n÷5
25901111.2
n2
16771689034869136
n3
2.1720269135198E+24
n4
2.8128955308235E+32
n5
3.6428559968921E+40
2 √n11380.050790748
3 √n505.93664160062
4 √n106.67732088287
5 √n41.923514230422
1 , 2 , 4 , 1321 , 2642 , 5284 , 24509 , 49018 , 98036 , 32376389 , 64752778 , 129505556
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-129505555 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129505556 can be divided by 12 positive divisors.
The sum of these divisors (counting 129505556) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101110000001100100010100
3
Ternary
100000200120020002
4
Quaternary
13232001210110
5
Quinary
231123134211
6
Senary
20503430432
8
Octal
756014424
10
Decimal
129505556
12
Duodecimal
37455418
16
Hexadecimal
7b81914
20
Vigesimal
20983hg
36
Base36
253r4k
md5
b9f38391b1524844f49b41e6d4175135
sha1
b117681520e9dd38fb811c459dff80a4b8807e69
sha256
cc2bb032e418b6c12c22a4312ef407baa263bd3f0a1e3f11585615be49582f05
sha512
8ce2301e8b7fdb02ac15f2ca09a765d97ff1f64d3c7dd071e5bc4591f67f7e5ff5f9770a02bd8e361c9a21bea78d3968f02f6c40027c83a2d4fa87c552966858
ripemd-160
fd486c8c6cdad511115e4a7a299e2c546049b160
Diameter
259011112
Circumference
813707406.65732
Area
5.2689815060237E+16
Volume
9.0981650598843E+24
Surface area
2.1075926024095E+17
Circumference
813707406.65732
Perimeter
518022224
Area
16771689034869136
Diagonal
183148513.69787
Surface area
100630134209214816
Volume
2.1720269135198E+24
Space diagonal
224310202.85446
Perimeter
388516668
Area
7.2623543842848E+15
Altitude
112155101.42723
Surface area
7.2623543842848E+15
Volume
2.5597582657826E+23
Height
61049504.565956