129706961 is an odd 9-digits composite number following 129706960
and preceding 129706962 . In scientific notation, it is written as 1.29706961 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 129680112 positive integers (up to 129706961) that are relatively prime to 129706961.
129706961 has 4 divisors, whose sum is 129733812
The reverse of 129706961 is 169607921
Previous prime number is 6317
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-nine million seven hundred six thousand nine hundred sixty-one
Scientific notation
1.29706961 × 10^8
Engineering notation
1.29706961 × 10^6
Prime Factorization
6317 × 20533
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129706961
Product of the distinct prime numbers
The prime factorization of 129706961 is 6317 × 20533.
Since it has a total of 2 prime factors.
4 , 1 , 81 , 88 , 937 , 110 , 1226 , 9606 , 18862 , 6892 , 905811 , 836986 , 4787548 , 4705068 , 19768768 , 26948862 , 568077149 , 345673820 , 2642578984 , 9784965170
n×2
259413922
n×3
389120883
n×4
518827844
n×5
648534805
n÷2
64853480.5
n÷3
43235653.666667
n÷3
32426740.25
n÷5
25941392.2
n2
16823895731855521
n3
2.1821763875599E+24
n4
2.8304346759635E+32
n5
3.6712708012824E+40
2 √n
11388.896390783
3 √n
506.1987806536
4 √n
106.71877243851
5 √n
41.936545884037
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
-129706960
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 129706961 can be divided by 4 positive divisors.
The sum of these divisors (counting 129706961) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101110110010101111010001
3
Ternary
100001001210111112
4
Quaternary
13232302233101
5
Quinary
231201110321
6
Senary
20512023105
8
Octal
756625721
10
Decimal
129706961
12
Duodecimal
37531a95
16
Hexadecimal
7bb2bd1
20
Vigesimal
20ad781
36
Base36
2582j5
md5
bfb22355c26ecf3e8213d54461eb63a6
sha1
d0da1841c70b9701af9888b46e7c03261973e100
sha256
cefbcc429b85619de7c0a66ff6977a64a899090f2eaa44611cf8ca539b2bddc6
sha512
76924b30795e1b4305730af5baf891d91949ddc40113445f47b71d5c4344ab909943ac48ebfe96be95c7f23455910aa239c75b87dfc2147966fc52270ff2dbea
ripemd-160
11b4a75b0cbbc2b503cd24aa0d59d198ce79037e
Diameter
259413922
Circumference
814972871.59412
Area
5.2853827235958E+16
Volume
9.1406790773269E+24
Surface area
2.1141530894383E+17
Circumference
814972871.59412
Perimeter
518827844
Area
16823895731855521
Diagonal
183433343.3804
Surface area
100943374391133126
Volume
2.1821763875599E+24
Space diagonal
224659046.54735
Perimeter
389120883
Area
7.2849605472037E+15
Altitude
112329523.27368
Surface area
7.2849605472037E+15
Volume
2.5717195356479E+23
Height
61144447.793466