129439298 is an even 9-digits composite number following 129439297
and preceding 129439299 . In scientific notation, it is written as 1.29439298 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 64697620 positive integers (up to 129439298) that are relatively prime to 129439298.
129439298 has 8 divisors, whose sum is 194225040
The reverse of 129439298 is 892934921
Previous prime number is 3491
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-nine million four hundred thirty-nine thousand two hundred ninety-eight
Scientific notation
1.29439298 × 10^8
Engineering notation
1.29439298 × 10^6
Prime Factorization
2 × 3491 × 18539
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129439298
Product of the distinct prime numbers
The prime factorization of 129439298 is 2 × 3491 × 18539.
Since it has a total of 3 prime factors.
7 , 5 , 93 , 27 , 259 , 579 , 2976 , 6455 , 27888 , 58826 , 755665 , 15924 , 2931793 , 3162560 , 49460922 , 26867365 , 487786577 , 796902224 , 9905325565 , 2076978473
n×2
258878596
n×3
388317894
n×4
517757192
n×5
647196490
n÷2
64719649
n÷3
43146432.666667
n÷3
32359824.5
n÷5
25887859.6
n2
16754531866732804
n3
2.1686948431485E+24
n4
2.8071433807337E+32
n5
3.6335466858751E+40
2 √n
11377.139271363
3 √n
505.85034396832
4 √n
106.66367362586
5 √n
41.919223546788
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
-129439297
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 129439298 can be divided by 8 positive divisors.
The sum of these divisors (counting 129439298) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101110001011001000010
3
Ternary
100000120012100002
4
Quaternary
13231301121002
5
Quinary
231114024143
6
Senary
20502200002
8
Octal
755613102
10
Decimal
129439298
12
Duodecimal
37423002
16
Hexadecimal
7b71642
20
Vigesimal
208ji4i
36
Base36
252c02
md5
8a44db3e845439b58b7588263158633b
sha1
8c98da78e7f5534bd37b9dcab7050dc314f7ad99
sha256
8d5cc0e87cbef20e06e389635d1ea5f38c080697fb86d28aeacbdece6fa01bf8
sha512
2c67a4fab37f911600d63c1e89f8e98257ed63629cce892b7e1ced3e968c0267670a83f2f3baf2d599bd23b06b778397675e42f3551677aa20233173e3a762c5
ripemd-160
67171bfab4dfeea26fb914f0efcf8e986065b6aa
Diameter
258878596
Circumference
813291095.36524
Area
5.2635914226864E+16
Volume
9.0842077161513E+24
Surface area
2.1054365690746E+17
Circumference
813291095.36524
Perimeter
517757192
Area
16754531866732804
Diagonal
183054810.73565
Surface area
100527191200396824
Volume
2.1686948431485E+24
Space diagonal
224195440.63205
Perimeter
388317894
Area
7.2549251125533E+15
Altitude
112097720.31602
Surface area
7.2549251125533E+15
Volume
2.555831383191E+23
Height
61018270.245218