129393668 is an even 9-digits composite number following 129393667
and preceding 129393669 . In scientific notation, it is written as 1.29393668 × 10^8.
The sum of its digits is 47. It has a total of 4 prime factors and 12 positive divisors.
There are 63810432 positive integers (up to 129393668) that are relatively prime to 129393668.
129393668 has 12 divisors, whose sum is 229541340
The reverse of 129393668 is 866393921
Previous prime number is 73
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-nine million three hundred ninety-three thousand six hundred sixty-eight
Scientific notation
1.29393668 × 10^8
Engineering notation
1.29393668 × 10^6
Prime Factorization
2 × 2 × 73 × 443129
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64696834
Product of the distinct prime numbers
The prime factorization of 129393668 is 2 × 2 × 73 × 443129.
Since it has a total of 4 prime factors.
8 , 4 , 2 , 36 , 365 , 138 , 9078 , 8671 , 80110 , 72039 , 925670 , 194409 , 3166794 , 6959591 , 68361802 , 74951861 , 816693725 , 260987212 , 2642853453 , 5864427688
n×2
258787336
n×3
388181004
n×4
517574672
n×5
646968340
n÷2
64696834
n÷3
43131222.666667
n÷3
32348417
n÷5
25878733.6
n2
16742721318494224
n3
2.1664021237018E+24
n4
2.8031871714876E+32
n5
3.6271467020933E+40
2 √n
11375.133757455
3 √n
505.79089611806
4 √n
106.65427210129
5 √n
41.916267653217
1 , 2 , 4 , 73 , 146 , 292 , 443129 , 886258 , 1772516 , 32348417 , 64696834 , 129393668
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
-129393667
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 129393668 can be divided by 12 positive divisors.
The sum of these divisors (counting 129393668) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101101100110010000000100
3
Ternary
100000110212202002
4
Quaternary
13231212100010
5
Quinary
231111044133
6
Senary
20501204432
8
Octal
755462004
10
Decimal
129393668
12
Duodecimal
37400718
16
Hexadecimal
7b66404
20
Vigesimal
208e438
36
Base36
251csk
md5
9f071bb7c9cda253a676db6ce8660ca5
sha1
374883cf2a2d35b284371c28448114b193853af2
sha256
f7d1d983177512cfacff92f4161a133a3a72e075bb60c6226d0bac43ba3aa083
sha512
e2829ce938f05a45fc2e526bf350c76a4ece9efbbd56a1deb1cd96a122eb74260fa1eade8ed0f87a37198d7db7dcbf9a758d7537d74eac53290d331329f3c804
ripemd-160
2cf6340101008099720209f02549c66c051906e7
Diameter
258787336
Circumference
813004393.61967
Area
5.2598810295283E+16
Volume
9.0746039953904E+24
Surface area
2.1039524118113E+17
Circumference
813004393.61967
Perimeter
517574672
Area
16742721318494224
Diagonal
182990280.1708
Surface area
100456327910965344
Volume
2.1664021237018E+24
Space diagonal
224116407.1537
Perimeter
388181004
Area
7.2498109951496E+15
Altitude
112058203.57685
Surface area
7.2498109951496E+15
Volume
2.5531293874108E+23
Height
60996760.056934