129465621 is an odd 9-digits composite number following 129465620
and preceding 129465622 . In scientific notation, it is written as 1.29465621 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 10 positive divisors.
There are 86310360 positive integers (up to 129465621) that are relatively prime to 129465621.
129465621 has 10 divisors, whose sum is 193399382
The reverse of 129465621 is 126564921
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-nine million four hundred sixty-five thousand six hundred twenty-one
Scientific notation
1.29465621 × 10^8
Engineering notation
1.29465621 × 10^6
Prime Factorization
3 × 9 × 3 × 1598341
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
43155207
Product of the distinct prime numbers
The prime factorization of 129465621 is 3 × 9 × 3 × 1598341.
Since it has a total of 4 prime factors.
5 , 1 , 35 , 97 , 90 , 342 , 9406 , 6358 , 32864 , 93127 , 241707 , 436281 , 3263863 , 2628449 , 28162307 , 80443438 , 706078451 , 884328990 , 167043099 , 5641880975
n×2
258931242
n×3
388396863
n×4
517862484
n×5
647328105
n÷2
64732810.5
n÷3
43155207
n÷3
32366405.25
n÷5
25893124.2
n2
16761347020915641
n3
2.1700182008593E+24
n4
2.8094275395556E+32
n5
3.6372428106306E+40
2 √n
11378.296049936
3 √n
505.88463184506
4 √n
106.66909603975
5 √n
41.920928361308
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129465620
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129465621 can be divided by 10 positive divisors.
The sum of these divisors (counting 129465621) is 1, the average is 0.1.
Base
System
Value
2
Binary
111101101110111110100010101
3
Ternary
100000121112110000
4
Quaternary
13231313310111
5
Quinary
231120344441
6
Senary
20502521513
8
Octal
755676425
10
Decimal
129465621
12
Duodecimal
37436299
16
Hexadecimal
7b77d15
20
Vigesimal
2093411
36
Base36
252wb9
md5
b5f2c93eac6ad2b64e0187ee0f419ebd
sha1
d74b784a86d2a5795dacca9ffb2d7d596f42a3ae
sha256
18a8dadcd79fd0943e944c2dab6d0182e6786eb76f2d33107bb26f36b53ce84b
sha512
619c144a99151c39ae80ff827138eefcbc10494cb31a7afee1c342c77d2ebf6e871272512078c44937dab198d49d21aa777dc9432342b690e912a1a52ec3dce5
ripemd-160
20b2b3fcaf32b42bc85bf7e02c46680e37b0c152
Diameter
258931242
Circumference
813456487.65208
Area
5.2657324665178E+16
Volume
9.0897509839678E+24
Surface area
2.1062929866071E+17
Circumference
813456487.65208
Perimeter
517862484
Area
16761347020915641
Diagonal
183092037.07925
Surface area
100568082125493846
Volume
2.1700182008593E+24
Space diagonal
224241033.40546
Perimeter
388396863
Area
7.2578761608798E+15
Altitude
112120516.70273
Surface area
7.2578761608798E+15
Volume
2.5573909752098E+23
Height
61030679.026418