129475912 is an even 9-digits composite number following 129475911
and preceding 129475913 . In scientific notation, it is written as 1.29475912 × 10^8.
The sum of its digits is 40. It has a total of 4 prime factors and 8 positive divisors.
There are 64737952 positive integers (up to 129475912) that are relatively prime to 129475912.
129475912 has 8 divisors, whose sum is 242767350
The reverse of 129475912 is 219574921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-nine million four hundred seventy-five thousand nine hundred twelve
Scientific notation
1.29475912 × 10^8
Engineering notation
1.29475912 × 10^6
Prime Factorization
2 × 2 × 2 × 16184489
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
32368978
Product of the distinct prime numbers
The prime factorization of 129475912 is 2 × 2 × 2 × 16184489.
Since it has a total of 4 prime factors.
5 , 2 , 83 , 96 , 107 , 531 , 1182 , 5014 , 4957 , 85369 , 923032 , 895714 , 5916414 , 8861816 , 90499984 , 93987665 , 777855901 , 887733140 , 6352526506 , 1001858897
n×2
258951824
n×3
388427736
n×4
517903648
n×5
647379560
n÷2
64737956
n÷3
43158637.333333
n÷3
32368978
n÷5
25895182.4
n2
16764011788231744
n3
2.1705357150601E+24
n4
2.8103209123597E+32
n5
3.6386886314045E+40
2 √n
11378.748261562
3 √n
505.89803545695
4 √n
106.6712157124
5 √n
41.921594784648
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
-129475911
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 129475912 can be divided by 8 positive divisors.
The sum of these divisors (counting 129475912) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101111010010101001000
3
Ternary
100000122001120011
4
Quaternary
13231322111020
5
Quinary
231121212122
6
Senary
20503041304
8
Octal
755722510
10
Decimal
129475912
12
Duodecimal
37440234
16
Hexadecimal
7b7a548
20
Vigesimal
20949fc
36
Base36
253494
md5
8f622536cdca024b5c4a44d0f81f1847
sha1
290f9176d3b047da41b234af17808021afb3d56d
sha256
8fa2fc98d8a16721b1f4b9401febfb53dc365917fd7f74e5dde357c418de370d
sha512
2a3727a9326f6ff44cce5ad37da66a7c5be4bdb9f504f68340e97746f0f257554b0720780ea247302672a47c6020fa3661177fb8fa9b6fd655ba6e376d0deffe
ripemd-160
5444803ca0513d3af65bff66debc9fdfcd6d3394
Diameter
258951824
Circumference
813521147.91208
Area
5.2665696278602E+16
Volume
9.0919187423826E+24
Surface area
2.1066278511441E+17
Circumference
813521147.91208
Perimeter
517903648
Area
16764011788231744
Diagonal
183106590.75103
Surface area
100584070729390464
Volume
2.1705357150601E+24
Space diagonal
224258857.94032
Perimeter
388427736
Area
7.2590300389752E+15
Altitude
112129428.97016
Surface area
7.2590300389752E+15
Volume
2.5580008715443E+23
Height
61035530.250342