129121162 is an even 9-digits composite number following 129121161
and preceding 129121163 . In scientific notation, it is written as 1.29121162 × 10^8.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 63894912 positive integers (up to 129121162) that are relatively prime to 129121162.
129121162 has 8 divisors, whose sum is 195678756
The reverse of 129121162 is 261121921
Previous prime number is 97
Is Prime? no
Number parity even
Number length 9
Sum of Digits 25
Digital Root 7
Name
one hundred twenty-nine million one hundred twenty-one thousand one hundred sixty-two
Scientific notation
1.29121162 × 10^8
Engineering notation
1.29121162 × 10^6
Prime Factorization
2 × 97 × 665573
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129121162
Product of the distinct prime numbers
The prime factorization of 129121162 is 2 × 97 × 665573.
Since it has a total of 3 prime factors.
9 , 7 , 20 , 11 , 832 , 922 , 3043 , 2710 , 65018 , 44499 , 487164 , 733252 , 9900370 , 6089238 , 52180933 , 85893166 , 964085829 , 671754862 , 8227200585 , 4221153024
n×2
258242324
n×3
387363486
n×4
516484648
n×5
645605810
n÷2
64560581
n÷3
43040387.333333
n÷3
32280290.5
n÷5
25824232.4
n2
16672274476230244
n3
2.1527434535538E+24
n4
2.7796473621076E+32
n5
3.5891129734557E+40
2 √n
11363.14929938
3 √n
505.43557753131
4 √n
106.59807361946
5 √n
41.898597439289
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
-129121161
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 129121162 can be divided by 8 positive divisors.
The sum of these divisors (counting 129121162) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100011101110001010
3
Ternary
22222222000221021
4
Quaternary
13230203232022
5
Quinary
231023334122
6
Senary
20451303054
8
Octal
754435612
10
Decimal
129121162
12
Duodecimal
372aaa8a
16
Hexadecimal
7b23b8a
20
Vigesimal
20702i2
36
Base36
24viiy
md5
3ad79b985e44ffe0acc1108d800d8f35
sha1
5a66cf5f3c1b128205abc88589b446acce7e480c
sha256
106274f281084499018f8b95ff5374cdae7a6c67dd71639597520165134dfaae
sha512
555fb2dcb0ce4eae003c9dda7392c41759f5a7b9332b75f163d7ebe7fd5be6fbf9c26890ef7d91b18790a27d5cb0ab4228f0f7c7b4349939afcb96ad85b1a5d6
ripemd-160
88344c7df072d5fe8d6df0fca9e9bad497dded19
Diameter
258242324
Circumference
811292187.92436
Area
5.2377495013158E+16
Volume
9.0173906916641E+24
Surface area
2.0950998005263E+17
Circumference
811292187.92436
Perimeter
516484648
Area
16672274476230244
Diagonal
182604898.48977
Surface area
100033646857381464
Volume
2.1527434535538E+24
Space diagonal
223644412.91633
Perimeter
387363486
Area
7.2193066176411E+15
Altitude
111822206.45817
Surface area
7.2193066176411E+15
Volume
2.5370324902714E+23
Height
60868299.496591