129387616 is an even 9-digits composite number following 129387615
and preceding 129387617 . In scientific notation, it is written as 1.29387616 × 10^8.
The sum of its digits is 43. It has a total of 7 prime factors and 24 positive divisors.
There are 63316608 positive integers (up to 129387616) that are relatively prime to 129387616.
129387616 has 24 divisors, whose sum is 260154720
The reverse of 129387616 is 616783921
Previous prime number is 47
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-seven thousand six hundred sixteen
Scientific notation
1.29387616 × 10^8
Engineering notation
1.29387616 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 47 × 86029
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
8086726
Product of the distinct prime numbers
The prime factorization of 129387616 is 2 × 2 × 2 × 2 × 2 × 47 × 86029.
Since it has a total of 7 prime factors.
7 , 5 , 72 , 88 , 884 , 900 , 4976 , 6706 , 54142 , 3474 , 527519 , 963297 , 5901115 , 8469595 , 61317830 , 18930420 , 798202224 , 206950124 , 1761324698 , 7694888305
n×2
258775232
n×3
388162848
n×4
517550464
n×5
646938080
n÷2
64693808
n÷3
43129205.333333
n÷3
32346904
n÷5
25877523.2
n2
16741155174163456
n3
2.1660981570711E+24
n4
2.8026627656542E+32
n5
3.6262985369996E+40
2 √n
11374.867735495
3 √n
505.78301037869
4 √n
106.65302497114
5 √n
41.915875544388
1 , 2 , 4 , 8 , 16 , 32 , 47 , 94 , 188 , 376 , 752 , 1504 , 86029 , 172058 , 344116 , 688232 , 1376464 , 2752928 , 4043363 , 8086726 , 16173452 , 32346904 , 64693808 , 129387616
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129387615
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129387616 can be divided by 24 positive divisors.
The sum of these divisors (counting 129387616) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101101100100110001100000
3
Ternary
100000110120102221
4
Quaternary
13231210301200
5
Quinary
231110400431
6
Senary
20501120424
8
Octal
755446140
10
Decimal
129387616
12
Duodecimal
373b9114
16
Hexadecimal
7b64c60
20
Vigesimal
208d90g
36
Base36
25184g
md5
cc8381fe01e08ff121f0a32b93f5a3bf
sha1
05694cecd2e47c66818feba48275d0664d6c65b1
sha256
9e4555774e7d302a22da2a8c1bc71648a31c551dd1444322a50e16a6d894aaa1
sha512
0ed2264df0f563b5fd266b7aceae9bdf60ecd03ac0b8d6adde75b635525a8bcb295a592b67ead3b79e3bb47f26bd85648b5c1837a04d5a3199e69f5a37ca7689
ripemd-160
03bbb70fa1eff7ccbc38ba3a7372b75920eabb50
Diameter
258775232
Circumference
812966367.78219
Area
5.2593890107759E+16
Volume
9.0733307429452E+24
Surface area
2.1037556043103E+17
Circumference
812966367.78219
Perimeter
517550464
Area
16741155174163456
Diagonal
182981721.35032
Surface area
100446931044980736
Volume
2.1660981570711E+24
Space diagonal
224105924.78221
Perimeter
388162848
Area
7.2491328347614E+15
Altitude
112052962.39111
Surface area
7.2491328347614E+15
Volume
2.5527711593011E+23
Height
60993907.116774