129665612 is an even 9-digits composite number following 129665611
and preceding 129665613 . In scientific notation, it is written as 1.29665612 × 10^8.
The sum of its digits is 38. It has a total of 5 prime factors and 24 positive divisors.
There are 60903360 positive integers (up to 129665612) that are relatively prime to 129665612.
129665612 has 24 divisors, whose sum is 241091760
The reverse of 129665612 is 216566921
Previous prime number is 29
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-nine million six hundred sixty-five thousand six hundred twelve
Scientific notation
1.29665612 × 10^8
Engineering notation
1.29665612 × 10^6
Prime Factorization
2 × 2 × 37 × 29 × 30211
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
64832806
Product of the distinct prime numbers
The prime factorization of 129665612 is 2 × 2 × 37 × 29 × 30211.
Since it has a total of 5 prime factors.
4 , 6 , 47 , 65 , 551 , 747 , 5368 , 5692 , 19902 , 84107 , 107853 , 21968 , 5728212 , 3509973 , 37884635 , 14346893 , 503538310 , 640346158 , 550180945 , 7115408349
n×2
259331224
n×3
388996836
n×4
518662448
n×5
648328060
n÷2
64832806
n÷3
43221870.666667
n÷3
32416403
n÷5
25933122.4
n2
16813170935334544
n3
2.1800900989908E+24
n4
2.8268271690078E+32
n5
3.6654227488762E+40
2 √n
11387.080925329
3 √n
506.14498493393
4 √n
106.71026626023
5 √n
41.933871770974
1 , 2 , 4 , 29 , 37 , 58 , 74 , 116 , 148 , 1073 , 2146 , 4292 , 30211 , 60422 , 120844 , 876119 , 1117807 , 1752238 , 2235614 , 3504476 , 4471228 , 32416403 , 64832806 , 129665612
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129665611
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129665612 can be divided by 24 positive divisors.
The sum of these divisors (counting 129665612) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101110101000101001001100
3
Ternary
100000222200210002
4
Quaternary
13232220221030
5
Quinary
231143244422
6
Senary
20511103432
8
Octal
756505114
10
Decimal
129665612
12
Duodecimal
37511b78
16
Hexadecimal
7ba8a4c
20
Vigesimal
20a840c
36
Base36
2576mk
md5
859b7bb476013136928bde4a26a22c6b
sha1
8cec4909a9527538260a6a9d93a7f75e2ba6ff29
sha256
74eadaa60d7be69e022ce3873efccc9b0b08881e0943b50e9e4e77dd6ded3018
sha512
5794de1a054827bbff43d06543930a756c9388620775226fbce7f04c23a94bd9ebcaa6bc23173e277f38a46a9d6ceb822c6461fd442cfe1a134d5bf84dd7a932
ripemd-160
c7875ed33d9b80ca157c98eb3f4d9013e5390516
Diameter
259331224
Circumference
814713068.16485
Area
5.2820134293996E+16
Volume
9.1319400522043E+24
Surface area
2.1128053717599E+17
Circumference
814713068.16485
Perimeter
518662448
Area
16813170935334544
Diagonal
183374867.06381
Surface area
100879025612007264
Volume
2.1800900989908E+24
Space diagonal
224587427.97851
Perimeter
388996836
Area
7.2803165740849E+15
Altitude
112293713.98926
Surface area
7.2803165740849E+15
Volume
2.56926082099E+23
Height
61124955.687936