129442893 is an odd 9-digits composite number following 129442892
and preceding 129442894 . In scientific notation, it is written as 1.29442893 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 86069184 positive integers (up to 129442893) that are relatively prime to 129442893.
129442893 has 8 divisors, whose sum is 173042688
The reverse of 129442893 is 398244921
Previous prime number is 383
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-nine million four hundred forty-two thousand eight hundred ninety-three
Scientific notation
1.29442893 × 10^8
Engineering notation
1.29442893 × 10^6
Prime Factorization
3 × 383 × 112657
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129442893
Product of the distinct prime numbers
The prime factorization of 129442893 is 3 × 383 × 112657.
Since it has a total of 3 prime factors.
9 , 9 , 17 , 22 , 849 , 279 , 6144 , 8177 , 50833 , 10441 , 678570 , 949207 , 1821153 , 6354155 , 32682298 , 88314837 , 630599074 , 184632188 , 6902378705 , 1374686323
n×2
258885786
n×3
388328679
n×4
517771572
n×5
647214465
n÷2
64721446.5
n÷3
43147631
n÷3
32360723.25
n÷5
25888578.6
n2
16755462548209449
n3
2.1688755457934E+24
n4
2.8074552520445E+32
n5
3.6340512979268E+40
2 √n
11377.297262531
3 √n
505.85502702614
4 √n
106.66441422767
5 √n
41.919456394056
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
-129442892
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 129442893 can be divided by 8 positive divisors.
The sum of these divisors (counting 129442893) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101110010010001001101
3
Ternary
100000120101021020
4
Quaternary
13231302101031
5
Quinary
231114133033
6
Senary
20502224353
8
Octal
755622115
10
Decimal
129442893
12
Duodecimal
374250b9
16
Hexadecimal
7b7244d
20
Vigesimal
209074d
36
Base36
252erx
md5
e96fa98bde78c0e499c9dadf42c51fe8
sha1
11b32256649d941b19b669452c6995664f0ac6d1
sha256
41e3cb9a91eda540337d75acd3ad90528bf7330484d6c674d9d995bfa7a62d98
sha512
3a9dded39074d99b1787f55226bbbd21056e34a71474aaf4a1fb8dabfb6871d3ede95849222f786337e5971d3982eb20676dbb8a1e870ef4f33fae3de10f2bd8
ripemd-160
d13f579f4f7510610188dbc8df80a01f84f7f8a3
Diameter
258885786
Circumference
813313683.41642
Area
5.2638838048954E+16
Volume
9.0849646416201E+24
Surface area
2.1055535219581E+17
Circumference
813313683.41642
Perimeter
517771572
Area
16755462548209449
Diagonal
183059894.83341
Surface area
100532775289256694
Volume
2.1688755457934E+24
Space diagonal
224201667.3547
Perimeter
388328679
Area
7.2553281094541E+15
Altitude
112100833.67735
Surface area
7.2553281094541E+15
Volume
2.5560443433003E+23
Height
61019964.94447