129381568 is an even 9-digits composite number following 129381567
and preceding 129381569 . In scientific notation, it is written as 1.29381568 × 10^8.
The sum of its digits is 43. It has a total of 8 prime factors and 28 positive divisors.
There are 63111680 positive integers (up to 129381568) that are relatively prime to 129381568.
129381568 has 28 divisors, whose sum is 263008872
The reverse of 129381568 is 865183921
Previous prime number is 41
Is Prime? no Number parity even Number length 9 Sum of Digits 43 Digital Root 7
Name
one hundred twenty-nine million three hundred eighty-one thousand five hundred sixty-eight
Scientific notation
1.29381568 × 10^8
Engineering notation
1.29381568 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 41 × 49307
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
8 Total number of prime factors
rad Radical
4043174 Product of the distinct prime numbers
The prime factorization of 129381568 is 2 × 2 × 2 × 2 × 2 × 2 × 41 × 49307.
Since it has a total of 8 prime factors.
5 , 10 , 74 , 71 , 353 , 811 , 3067 , 9692 , 7159 , 65998 , 592423 , 426580 , 8006950 , 2435427 , 5306278 , 82545300 , 387834529 , 807365532 , 8636194825 , 787186751
n×2
258763136
n×3
388144704
n×4
517526272
n×5
646907840
n÷2
64690784
n÷3
43127189.333333
n÷3
32345392
n÷5
25876313.6
n2
16739590138138624
n3
2.1657944197497E+24
n4
2.8021387799287E+32
n5
3.6254510910078E+40
2 √n11374.601883143
3 √n505.77512960564
4 √n106.65177862156
5 √n41.915483680061
1 , 2 , 4 , 8 , 16 , 32 , 41 , 64 , 82 , 164 , 328 , 656 , 1312 , 2624 , 49307 , 98614 , 197228 , 394456 , 788912 , 1577824 , 2021587 , 3155648 , 4043174 , 8086348 , 16172696 , 32345392 , 64690784 , 129381568
28 divisors
τ Total Divisors
28 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-129381567 Sum of the proper positive divisors of n
A Arithmetic Mean
0.035714285714286 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
28 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129381568 can be divided by 28 positive divisors.
The sum of these divisors (counting 129381568) is 1, the average is 0.035714285714286.
Base
System
Value
2
Binary
111101101100011010011000000
3
Ternary
100000110021010221
4
Quaternary
13231203103000
5
Quinary
231110202233
6
Senary
20501032424
8
Octal
755432300
10
Decimal
129381568
12
Duodecimal
373b5714
16
Hexadecimal
7b634c0
20
Vigesimal
208cdi8
36
Base36
2513gg
md5
35a0ddfadbd88cdaaac953708386a6ea
sha1
c33649a322c4ee4f5402af52f2afb07f907a9b40
sha256
0464a30f3b5d7d65b72142b0d58d52d51a2311f9c47ddf3eaa7e4b448c3f071d
sha512
cc7b1d2a2587e49d0e38542a579913a5e7236c13ba72f81a7f95d36f7fab36b44d92872e9ba179f7928315c93c5f1a6bb0ae5abd53f20b445fbc3b72f3c41e0b
ripemd-160
cc6f90228f69f73d2d4bab0fd32a006e3c13ff45
Diameter
258763136
Circumference
812928367.07746
Area
5.258897340208E+16
Volume
9.0720584510286E+24
Surface area
2.1035589360832E+17
Circumference
812928367.07746
Perimeter
517526272
Area
16739590138138624
Diagonal
182973168.1867
Surface area
100437540828831744
Volume
2.1657944197497E+24
Space diagonal
224095449.33893
Perimeter
388144704
Area
7.2484551542838E+15
Altitude
112047724.66946
Surface area
7.2484551542838E+15
Volume
2.552413201435E+23
Height
60991056.062232