129444855 is an odd 9-digits composite number following 129444854
and preceding 129444856 . In scientific notation, it is written as 1.29444855 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 68391200 positive integers (up to 129444855) that are relatively prime to 129444855.
129444855 has 8 divisors, whose sum is 139366656
The reverse of 129444855 is 558444921
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 four hundred forty-four thousand eight hundred fifty-five
Scientific notation
1.29444855 × 10^8
Engineering notation
1.29444855 × 10^6
Prime Factorization
15 × 107 × 80651
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129444855
Product of the distinct prime numbers
The prime factorization of 129444855 is 15 × 107 × 80651.
Since it has a total of 3 prime factors.
8 , 8 , 40 , 75 , 463 , 190 , 1665 , 7505 , 50898 , 58205 , 191801 , 753963 , 5590958 , 7896804 , 81344101 , 74626839 , 867692287 , 604719624 , 251877260 , 714831112
n×2
258889710
n×3
388334565
n×4
517779420
n×5
647224275
n÷2
64722427.5
n÷3
43148285
n÷3
32361213.75
n÷5
25888971
n2
16755970485971025
n3
2.1689741699408E+24
n4
2.8076254692673E+32
n5
3.6343267176362E+40
2 √n
11377.383486549
3 √n
505.85758280582
4 √n
106.66481841052
5 √n
41.919583470132
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
-129444854
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 129444855 can be divided by 8 positive divisors.
The sum of these divisors (counting 129444855) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101110010101111110111
3
Ternary
100000120110221220
4
Quaternary
13231302233313
5
Quinary
231114213410
6
Senary
20502241423
8
Octal
755625767
10
Decimal
129444855
12
Duodecimal
37426273
16
Hexadecimal
7b72bf7
20
Vigesimal
2090c2f
36
Base36
252gaf
md5
6bab27800b39c37d3b18c6e90c4212f5
sha1
a1fc1ef09111c055a80649cfe0a14222aac5353c
sha256
dde6ccdce8dc51ab17b5ba99fed35a05846ef1ef68b92968bc168c92c21de625
sha512
09320cfaeac4a8cb51956194fd4c9b0eba41f5b0cc8834f3dceb33e9ca30f1cc0f4d8d1b6f9e4c8dc0029c1ccdf99b7f26d1062ee336a054212bb0d31af8a1c1
ripemd-160
7054f3f6b7f70567630bee4c50c0dd312afe58a6
Diameter
258889710
Circumference
813326011.02599
Area
5.2640433782494E+16
Volume
9.0853777574827E+24
Surface area
2.1056173512998E+17
Circumference
813326011.02599
Perimeter
517779420
Area
16755970485971025
Diagonal
183062669.52042
Surface area
100535822915826150
Volume
2.1689741699408E+24
Space diagonal
224205065.63839
Perimeter
388334565
Area
7.2555480529566E+15
Altitude
112102532.81919
Surface area
7.2555480529566E+15
Volume
2.5561605729727E+23
Height
61020889.84014