129810897 is an odd 9-digits composite number following 129810896
and preceding 129810898 . In scientific notation, it is written as 1.29810897 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 84913920 positive integers (up to 129810897) that are relatively prime to 129810897.
129810897 has 16 divisors, whose sum is 137179392
The reverse of 129810897 is 798018921
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred twenty-nine million eight hundred ten thousand eight hundred ninety-seven
Scientific notation
1.29810897 × 10^8
Engineering notation
1.29810897 × 10^6
Prime Factorization
27 × 271 × 113 × 157
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129810897
Product of the distinct prime numbers
The prime factorization of 129810897 is 27 × 271 × 113 × 157.
Since it has a total of 4 prime factors.
4 , 3 , 29 , 19 , 409 , 424 , 1252 , 5250 , 13848 , 94757 , 106754 , 218079 , 7472325 , 7193659 , 41827219 , 17288914 , 2958952 , 805221338 , 8629353054 , 5763302500
n×2
259621794
n×3
389432691
n×4
519243588
n×5
649054485
n÷2
64905448.5
n÷3
43270299
n÷3
32452724.25
n÷5
25962179.4
n2
16850868979944609
n3
2.1874264175161E+24
n4
2.8395178537926E+32
n5
3.6860035964833E+40
2 √n
11393.458517939
3 √n
506.33395260667
4 √n
106.74014482817
5 √n
41.943264598885
1 , 27 , 113 , 157 , 271 , 3051 , 4239 , 7317 , 17741 , 30623 , 42547 , 479007 , 826821 , 1148769 , 4807811 , 129810897
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129810896
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129810897 can be divided by 16 positive divisors.
The sum of these divisors (counting 129810897) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101111001100000111010001
3
Ternary
100001021002002000
4
Quaternary
13233030013101
5
Quinary
231212422042
6
Senary
20514144213
8
Octal
757140721
10
Decimal
129810897
12
Duodecimal
37582069
16
Hexadecimal
7bcc1d1
20
Vigesimal
20b674h
36
Base36
25aaq9
md5
79c6c6dc560f2703d104421c3895a6bf
sha1
5c76fa842a4cce270c04f206e241697e3835c1a3
sha256
dd77568303d9574ebd938d5c737348c1c035b362501a6d87c1323a2c01747317
sha512
289e3104c84e15873a03a78597068a398c011c5bd694d8bd8d220889ae154f554959603a16989df7966094585d021449a12378f5b6f6e0d4e48d126e4eed321a
ripemd-160
159a3ca0ff4e13817de2e83f14aaf9ca7f0b5b2d
Diameter
259621794
Circumference
815625920.7422
Area
5.2938566193998E+16
Volume
9.1626703513824E+24
Surface area
2.1175426477599E+17
Circumference
815625920.7422
Perimeter
519243588
Area
16850868979944609
Diagonal
183580331.08122
Surface area
101105213879667654
Volume
2.1874264175161E+24
Space diagonal
224839068.98009
Perimeter
389432691
Area
7.2966403062376E+15
Altitude
112419534.49005
Surface area
7.2966403062376E+15
Volume
2.577906755287E+23
Height
61193443.693739