129475908 is an even 9-digits composite number following 129475907
and preceding 129475909 . In scientific notation, it is written as 1.29475908 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 43158528 positive integers (up to 129475908) that are relatively prime to 129475908.
129475908 has 12 divisors, whose sum is 229380732
The reverse of 129475908 is 809574921
Previous prime number is 81
Is Prime? no
Number parity even
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred twenty-nine million four hundred seventy-five thousand nine hundred eight
Scientific notation
1.29475908 × 10^8
Engineering notation
1.29475908 × 10^6
Prime Factorization
2 × 2 × 81 × 399617
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64737954
Product of the distinct prime numbers
The prime factorization of 129475908 is 2 × 2 × 81 × 399617.
Since it has a total of 4 prime factors.
1 , 9 , 65 , 16 , 468 , 780 , 8001 , 8287 , 49708 , 59131 , 701292 , 789135 , 7775168 , 5545043 , 17129310 , 21591212 , 181204910 , 742314189 , 1517536868 , 2056748157
n×2
258951816
n×3
388427724
n×4
517903632
n×5
647379540
n÷2
64737954
n÷3
43158636
n÷3
32368977
n÷5
25895181.6
n2
16764010752424464
n3
2.1705355138919E+24
n4
2.810320565074E+32
n5
3.6386880693403E+40
2 √n
11378.748085796
3 √n
505.89803024725
4 √n
106.67121488853
5 √n
41.921594525625
1 , 2 , 4 , 81 , 162 , 324 , 399617 , 799234 , 1598468 , 32368977 , 64737954 , 129475908
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
-129475907
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 129475908 can be divided by 12 positive divisors.
The sum of these divisors (counting 129475908) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101101111010010101000100
3
Ternary
100000122001120000
4
Quaternary
13231322111010
5
Quinary
231121212113
6
Senary
20503041300
8
Octal
755722504
10
Decimal
129475908
12
Duodecimal
37440230
16
Hexadecimal
7b7a544
20
Vigesimal
20949f8
36
Base36
253490
md5
409ba57a3505952f1f4483136c51a009
sha1
a0107feedfe429fea84ba8692b375d803894ee48
sha256
2564e96d9d4104f7488eb78249046b5820249601fae432cecd19fdefbf8e9cb9
sha512
ed410c0379e0b6631c609dcc5c22364a9ca6dd1d689945befef6fbb56c9ac93b38ebad7d94c95e0811500b5998453f284d63bfabf7e3a358e5579c26622331d4
ripemd-160
2e79edccd874c658532137d6bcc1fbab0b9f78be
Diameter
258951816
Circumference
813521122.77934
Area
5.2665693024517E+16
Volume
9.0919178997315E+24
Surface area
2.1066277209807E+17
Circumference
813521122.77934
Perimeter
517903632
Area
16764010752424464
Diagonal
183106585.09417
Surface area
100584064514546784
Volume
2.1705355138919E+24
Space diagonal
224258851.01211
Perimeter
388427724
Area
7.2590295904575E+15
Altitude
112129425.50606
Surface area
7.2590295904575E+15
Volume
2.5580006344653E+23
Height
61035528.364724