129478192 is an even 9-digits composite number following 129478191
and preceding 129478193 . In scientific notation, it is written as 1.29478192 × 10^8.
The sum of its digits is 43. It has a total of 6 prime factors and 20 positive divisors.
There are 64549760 positive integers (up to 129478192) that are relatively prime to 129478192.
129478192 has 20 divisors, whose sum is 251597736
The reverse of 129478192 is 291874921
Previous prime number is 347
Is Prime? no
Number parity even
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred twenty-nine million four hundred seventy-eight thousand one hundred ninety-two
Scientific notation
1.29478192 × 10^8
Engineering notation
1.29478192 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 347 × 23321
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
16184774
Product of the distinct prime numbers
The prime factorization of 129478192 is 2 × 2 × 2 × 2 × 347 × 23321.
Since it has a total of 6 prime factors.
4 , 4 , 14 , 8 , 617 , 275 , 2980 , 4405 , 15974 , 36177 , 738972 , 193002 , 8337307 , 8209825 , 5174099 , 89503134 , 130084695 , 758992286 , 402307665 , 8141792665
n×2
258956384
n×3
388434576
n×4
517912768
n×5
647390960
n÷2
64739096
n÷3
43159397.333333
n÷3
32369548
n÷5
25895638.4
n2
16764602203588864
n3
2.1706503829199E+24
n4
2.8105188704458E+32
n5
3.639009019272E+40
2 √n
11378.848447888
3 √n
505.90100496876
4 √n
106.67168531474
5 √n
41.921742426879
1 , 2 , 4 , 8 , 16 , 347 , 694 , 1388 , 2776 , 5552 , 23321 , 46642 , 93284 , 186568 , 373136 , 8092387 , 16184774 , 32369548 , 64739096 , 129478192
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129478191
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129478192 can be divided by 20 positive divisors.
The sum of these divisors (counting 129478192) is 1, the average is 0.05.
Base
System
Value
2
Binary
111101101111010111000110000
3
Ternary
100000122011200121
4
Quaternary
13231322320300
5
Quinary
231121300232
6
Senary
20503100024
8
Octal
755727060
10
Decimal
129478192
12
Duodecimal
37441614
16
Hexadecimal
7b7ae30
20
Vigesimal
2094f9c
36
Base36
25360g
md5
39c5ec4ecafaf437286fb40a4e326a28
sha1
1c5393392e276b8fddb9f295e4c9e7e592b81252
sha256
8fbe170114a020c74a1f2313deb7b7a4ff12a15e6083aa824baa4abf15280ef1
sha512
6ab6a86c02fa73a08d58482aaf8cc9262505eff7c488d19aa95c2f5cf8fda93027aec08c620e6921c8fb1da06efc2711a850c994b97953a699a24a7119cdd4a0
ripemd-160
4a780ec5ebe81de435e9e556ef1bafc676f16a08
Diameter
258956384
Circumference
813535473.57458
Area
5.266755112315E+16
Volume
9.0923990619907E+24
Surface area
2.106702044926E+17
Circumference
813535473.57458
Perimeter
517912768
Area
16764602203588864
Diagonal
183109815.15795
Surface area
100587613221533184
Volume
2.1706503829199E+24
Space diagonal
224262807.01616
Perimeter
388434576
Area
7.2592856963243E+15
Altitude
112131403.50808
Surface area
7.2592856963243E+15
Volume
2.5581360089131E+23
Height
61036605.052649