129394472 is an even 9-digits composite number following 129394471
and preceding 129394473 . In scientific notation, it is written as 1.29394472 × 10^8.
The sum of its digits is 41. It has a total of 4 prime factors and 8 positive divisors.
There are 64697232 positive integers (up to 129394472) that are relatively prime to 129394472.
129394472 has 8 divisors, whose sum is 242614650
The reverse of 129394472 is 274493921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-nine million three hundred ninety-four thousand four hundred seventy-two
Scientific notation
1.29394472 × 10^8
Engineering notation
1.29394472 × 10^6
Prime Factorization
2 × 2 × 2 × 16174309
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
32348618
Product of the distinct prime numbers
The prime factorization of 129394472 is 2 × 2 × 2 × 16174309.
Since it has a total of 4 prime factors.
10 , 8 , 15 , 27 , 835 , 216 , 4454 , 8455 , 81673 , 77167 , 237535 , 430924 , 9084028 , 6925146 , 33257471 , 3333073 , 821457473 , 577067910 , 1394104143 , 9191549768
n×2
258788944
n×3
388183416
n×4
517577888
n×5
646972360
n÷2
64697236
n÷3
43131490.666667
n÷3
32348618
n÷5
25878894.4
n2
16742929384158784
n3
2.1664425073965E+24
n4
2.8032568436293E+32
n5
3.627259391618E+40
2 √n
11375.169097644
3 √n
505.79194370935
4 √n
106.65443777754
5 √n
41.916319743239
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
-129394471
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 129394472 can be divided by 8 positive divisors.
The sum of these divisors (counting 129394472) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101100110011100101000
3
Ternary
100000110220211212
4
Quaternary
13231212130220
5
Quinary
231111110342
6
Senary
20501212252
8
Octal
755463450
10
Decimal
129394472
12
Duodecimal
37401088
16
Hexadecimal
7b66728
20
Vigesimal
208e63c
36
Base36
251dew
md5
c494f9f50ad135dd95c0720a446fc402
sha1
01a7620036e1b6639d43c193852a62f15a94cb86
sha256
03ea85e48dceea0457878fb8051bb76b36ffcd5fd101bb470839120d326efe80
sha512
c26bb1646122b10a4d81d3370f9ce0d686f0bfbccd61f5f1282fd54e619ca4ae0608fd1f1320325c0564eeffbb01980b0255fbc669498db15f2ead5a0a99d9ab
ripemd-160
025843cc920d61821f83e9d923e7b29e0ee7ea29
Diameter
258788944
Circumference
813009445.30066
Area
5.2599463952846E+16
Volume
9.0747731542154E+24
Surface area
2.1039785581138E+17
Circumference
813009445.30066
Perimeter
517577888
Area
16742929384158784
Diagonal
182991417.19851
Surface area
100457576304952704
Volume
2.1664425073965E+24
Space diagonal
224117799.72255
Perimeter
388183416
Area
7.2499010902252E+15
Altitude
112058899.86127
Surface area
7.2499010902252E+15
Volume
2.5531769800514E+23
Height
60997139.066169