129653721 is an odd 9-digits composite number following 129653720
and preceding 129653722 . In scientific notation, it is written as 1.29653721 × 10^8.
The sum of its digits is 36. It has a total of 3 prime factors and 6 positive divisors.
There are 86435808 positive integers (up to 129653721) that are relatively prime to 129653721.
129653721 has 6 divisors, whose sum is 187277610
The reverse of 129653721 is 127356921
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 six hundred fifty-three thousand seven hundred twenty-one
Scientific notation
1.29653721 × 10^8
Engineering notation
1.29653721 × 10^6
Prime Factorization
3 × 3 × 14405969
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
43217907
Product of the distinct prime numbers
The prime factorization of 129653721 is 3 × 3 × 14405969.
Since it has a total of 3 prime factors.
1 , 4 , 22 , 17 , 958 , 437 , 4657 , 3808 , 9706 , 38519 , 560370 , 244094 , 27056 , 2921841 , 5642519 , 54174463 , 985822327 , 669675359 , 764084017 , 1969161207
n×2
259307442
n×3
388961163
n×4
518614884
n×5
648268605
n÷2
64826860.5
n÷3
43217907
n÷3
32413430.25
n÷5
25930744.2
n2
16810087369145841
n3
2.1794903777449E+24
n4
2.8257903735832E+32
n5
3.6637423670104E+40
2 √n
11386.558786569
3 √n
506.12951243276
4 √n
106.70781970676
5 √n
41.933102632644
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129653720
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129653721 can be divided by 6 positive divisors.
The sum of these divisors (counting 129653721) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
111101110100101101111011001
3
Ternary
100000222002110200
4
Quaternary
13232211233121
5
Quinary
231142404341
6
Senary
20510532413
8
Octal
756455731
10
Decimal
129653721
12
Duodecimal
37507109
16
Hexadecimal
7ba5bd9
20
Vigesimal
20a6e61
36
Base36
256xg9
md5
3bafe49b9dda16b13165108542f443ce
sha1
14facb8921f5e644fddcbdf16bb9b5bf6b1f4fef
sha256
d7a24a089bbef69c10fd851840d3930bbf9d647143405ece615af0e178f59d57
sha512
77e3c7c53cf514594ee9f2304bc6ad40bbcdbc465939dc81d529d066dfa9876b87a0a8920e85f4c02f30a2732005c688cc08db6234a13fce4442ebb257f41d64
ripemd-160
30936e60d8e6be06cba2743192e2f87bc337c745
Diameter
259307442
Circumference
814638354.80836
Area
5.2810446985111E+16
Volume
9.1294279457239E+24
Surface area
2.1124178794044E+17
Circumference
814638354.80836
Perimeter
518614884
Area
16810087369145841
Diagonal
183358050.65034
Surface area
100860524214875046
Volume
2.1794903777449E+24
Space diagonal
224566832.16236
Perimeter
388961163
Area
7.2789813507581E+15
Altitude
112283416.08118
Surface area
7.2789813507581E+15
Volume
2.5685540427237E+23
Height
61119350.216779