129774561 is an odd 9-digits composite number following 129774560
and preceding 129774562 . In scientific notation, it is written as 1.29774561 × 10^8.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 74156880 positive integers (up to 129774561) that are relatively prime to 129774561.
129774561 has 4 divisors, whose sum is 135954324
The reverse of 129774561 is 165477921
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-nine million seven hundred seventy-four thousand five hundred sixty-one
Scientific notation
1.29774561 × 10^8
Engineering notation
1.29774561 × 10^6
Prime Factorization
21 × 6179741
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129774561
Product of the distinct prime numbers
The prime factorization of 129774561 is 21 × 6179741.
Since it has a total of 2 prime factors.
8 , 2 , 17 , 68 , 459 , 228 , 9925 , 3028 , 57682 , 28504 , 22772 , 852326 , 5853990 , 9017676 , 47313122 , 32988840 , 765163969 , 405270483 , 5918312914 , 8606481737
n×2
259549122
n×3
389323683
n×4
519098244
n×5
648872805
n÷2
64887280.5
n÷3
43258187
n÷3
32443640.25
n÷5
25954912.2
n2
16841436682742721
n3
2.1855900521122E+24
n4
2.8363398953883E+32
n5
3.6808476477081E+40
2 √n
11391.863807121
3 √n
506.28670473089
4 √n
106.73267450561
5 √n
41.940916227264
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129774560
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129774561 can be divided by 4 positive divisors.
The sum of these divisors (counting 129774561) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101111000011001111100001
3
Ternary
100001012020020020
4
Quaternary
13233003033201
5
Quinary
231210241221
6
Senary
20513304053
8
Octal
757031741
10
Decimal
129774561
12
Duodecimal
37565029
16
Hexadecimal
7bc33e1
20
Vigesimal
20b1g81
36
Base36
259iox
md5
93393d59d6c4e5910e4cacae40c1ab10
sha1
4386548c915c0099c2495eb966d06105fb64733e
sha256
340792bc9a9f1856d98f1a78be3c319c20df5aa3f2776788d3de279e86e45a56
sha512
11058515e99ea528ae36dcb1f0064fd13738ef7f8ae8f12b5c19fc43d9dd3b1ec8f154d6b0389a6d315ccbb1810325f45f35642c17d18df94a399f4738692128
ripemd-160
1ca1c34b6ac8a35c832960bf407dc4832a9f896d
Diameter
259549122
Circumference
815397614.92088
Area
5.2908933758402E+16
Volume
9.1549782019663E+24
Surface area
2.1163573503361E+17
Circumference
815397614.92088
Perimeter
519098244
Area
16841436682742721
Diagonal
183528944.21721
Surface area
101048620096456326
Volume
2.1855900521122E+24
Space diagonal
224776133.18195
Perimeter
389323683
Area
7.2925560017412E+15
Altitude
112388066.59097
Surface area
7.2925560017412E+15
Volume
2.575742577904E+23
Height
61176314.739072