129123493 is an odd 9-digits composite number following 129123492
and preceding 129123494 . In scientific notation, it is written as 1.29123493 × 10^8.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 128791168 positive integers (up to 129123493) that are relatively prime to 129123493.
129123493 has 4 divisors, whose sum is 129455820
The reverse of 129123493 is 394321921
Previous prime number is 389
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-nine million one hundred twenty-three thousand four hundred ninety-three
Scientific notation
1.29123493 × 10^8
Engineering notation
1.29123493 × 10^6
Prime Factorization
389 × 331937
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129123493
Product of the distinct prime numbers
The prime factorization of 129123493 is 389 × 331937.
Since it has a total of 2 prime factors.
4 , 9 , 37 , 78 , 552 , 341 , 1061 , 9140 , 9942 , 4371 , 454608 , 518581 , 8423266 , 9350535 , 29657488 , 56495026 , 758041627 , 235155861 , 1719493679 , 3026959781
n×2
258246986
n×3
387370479
n×4
516493972
n×5
645617465
n÷2
64561746.5
n÷3
43041164.333333
n÷3
32280873.25
n÷5
25824698.6
n2
16672876444521049
n3
2.152860044874E+24
n4
2.7798480893426E+32
n5
3.589436953053E+40
2 √n
11363.251867313
3 √n
505.43861902407
4 √n
106.59855471494
5 √n
41.898748715693
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129123492
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129123493 can be divided by 4 positive divisors.
The sum of these divisors (counting 129123493) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101100100100010010100101
3
Ternary
22222222011010121
4
Quaternary
13230210102211
5
Quinary
231023422433
6
Senary
20451321541
8
Octal
754442245
10
Decimal
129123493
12
Duodecimal
372b02b1
16
Hexadecimal
7b244a5
20
Vigesimal
20708ed
36
Base36
24vkbp
md5
60305e7cc560e73114e39ab3c092739c
sha1
77894fe5a63bf8d65a22907c6c72bc550bfd7eec
sha256
61695374c68b3ecd50b19096f1870d056e4515631a2ae4527ac79544b3db7f56
sha512
2dbe40601129c916d256c17e049545b1e0847e8324843e72bd1f29bfda4ea3c0ea5135d4431cbbd7e9fbb13afd969092fe4df0728c25d30dd8927daf3ae852ce
ripemd-160
ae25069d41a1a69068f6099dd5d320d592ea8fa6
Diameter
258246986
Circumference
811306834.02931
Area
5.2379386152318E+16
Volume
9.0178790682441E+24
Surface area
2.0951754460927E+17
Circumference
811306834.02931
Perimeter
516493972
Area
16672876444521049
Diagonal
182608195.02159
Surface area
100037258667126294
Volume
2.152860044874E+24
Space diagonal
223648450.32676
Perimeter
387370479
Area
7.2195672775572E+15
Altitude
111824225.16338
Surface area
7.2195672775572E+15
Volume
2.5371698944599E+23
Height
60869398.340529