129675661 is an odd 9-digits composite number following 129675660
and preceding 129675662 . In scientific notation, it is written as 1.29675661 × 10^8.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 125280480 positive integers (up to 129675661) that are relatively prime to 129675661.
129675661 has 8 divisors, whose sum is 134132544
The reverse of 129675661 is 166576921
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred twenty-nine million six hundred seventy-five thousand six hundred sixty-one
Scientific notation
1.29675661 × 10^8
Engineering notation
1.29675661 × 10^6
Prime Factorization
41 × 103 × 30707
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129675661
Product of the distinct prime numbers
The prime factorization of 129675661 is 41 × 103 × 30707.
Since it has a total of 3 prime factors.
2 , 7 , 36 , 49 , 393 , 785 , 5657 , 9722 , 2977 , 96192 , 928647 , 556090 , 6882963 , 7041665 , 65136189 , 84406487 , 542010134 , 466473969 , 9680875875 , 2417059265
n×2
259351322
n×3
389026983
n×4
518702644
n×5
648378305
n÷2
64837830.5
n÷3
43225220.333333
n÷3
32418915.25
n÷5
25935132.2
n2
16815777055786921
n3
2.1805970049378E+24
n4
2.8277035798993E+32
n5
3.6668433083551E+40
2 √n
11387.522162437
3 √n
506.15805989778
4 √n
106.71233369408
5 √n
41.934521720345
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129675660
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129675661 can be divided by 8 positive divisors.
The sum of these divisors (counting 129675661) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101110101011000110001101
3
Ternary
100001000012120021
4
Quaternary
13232223012031
5
Quinary
231144110121
6
Senary
20511222141
8
Octal
756530615
10
Decimal
129675661
12
Duodecimal
37517951
16
Hexadecimal
7bab18d
20
Vigesimal
20a9931
36
Base36
257edp
md5
7776e4402b41026161cb24ad9ebb9f00
sha1
84449fea523c3a641241b7923530a8c427d4b996
sha256
a16c9633a386f6a4593f1b4b8e390e7299783b908a0328ae4b88067a343e3309
sha512
17d71e0d0795af76863585cb5e07d215c05ca0ca4ed4ce71b211f78c4bea58d1115dc95064386c8b6c0f06f414eba0b55698d45b9c0e1a68ee7d0dc71c05d753
ripemd-160
c88fc635098e5adb7170c48327d4ee63a88e418f
Diameter
259351322
Circumference
814776207.894
Area
5.2828321662864E+16
Volume
9.13406337487E+24
Surface area
2.1131328665146E+17
Circumference
814776207.894
Perimeter
518702644
Area
16815777055786921
Diagonal
183389078.4959
Surface area
100894662334721526
Volume
2.1805970049378E+24
Space diagonal
224604833.35708
Perimeter
389026983
Area
7.2814450573435E+15
Altitude
112302416.67854
Surface area
7.2814450573435E+15
Volume
2.5698582153777E+23
Height
61129692.831965