129218132 is an even 9-digits composite number following 129218131
and preceding 129218133 . In scientific notation, it is written as 1.29218132 × 10^8.
The sum of its digits is 29. It has a total of 4 prime factors and 12 positive divisors.
There are 64273920 positive integers (up to 129218132) that are relatively prime to 129218132.
129218132 has 12 divisors, whose sum is 227304756
The reverse of 129218132 is 231812921
Previous prime number is 193
Is Prime? no
Number parity even
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred twenty-nine million two hundred eighteen thousand one hundred thirty-two
Scientific notation
1.29218132 × 10^8
Engineering notation
1.29218132 × 10^6
Prime Factorization
2 × 2 × 193 × 167381
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64609066
Product of the distinct prime numbers
The prime factorization of 129218132 is 2 × 2 × 193 × 167381.
Since it has a total of 4 prime factors.
9 , 8 , 82 , 29 , 472 , 241 , 5843 , 4907 , 11353 , 13185 , 446275 , 81988 , 8876496 , 5379135 , 32236987 , 38575525 , 997266471 , 525371731 , 409145829 , 8969117787
n×2
258436264
n×3
387654396
n×4
516872528
n×5
646090660
n÷2
64609066
n÷3
43072710.666667
n÷3
32304533
n÷5
25843626.4
n2
16697325637569424
n3
2.1575972282824E+24
n4
2.7880068344703E+32
n5
3.6026103515349E+40
2 √n
11367.415361462
3 √n
505.56207325297
4 √n
106.61808177538
5 √n
41.904888719483
1 , 2 , 4 , 193 , 386 , 772 , 167381 , 334762 , 669524 , 32304533 , 64609066 , 129218132
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129218131
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129218132 can be divided by 12 positive divisors.
The sum of these divisors (counting 129218132) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101100111011011001010100
3
Ternary
100000010221221202
4
Quaternary
13230323121110
5
Quinary
231034440012
6
Senary
20453332032
8
Octal
754733124
10
Decimal
129218132
12
Duodecimal
37337018
16
Hexadecimal
7b3b654
20
Vigesimal
207c56c
36
Base36
24xlck
md5
b1ea6f6cb856b9a63bc9186fc5026dc8
sha1
b33c8fffd2704103586810485467b788f550adfc
sha256
0e45fd09ccf034e38dd0c8a55b330fd85b5427a9eae0d943c5647989a9379089
sha512
cf40a2a8b9c7c7dbfe809a4608ef79aa867a0b4f55d26ef7d4702a0e48a38bd06880398aa5e4742a8a344a4d130ad32f7ce75c09b75100c56d2a0c98216af90f
ripemd-160
78c1b293b22910a82bad2eb0ec65c1804d9d5e28
Diameter
258436264
Circumference
811901468.40359
Area
5.2456195557585E+16
Volume
9.0377221357037E+24
Surface area
2.0982478223034E+17
Circumference
811901468.40359
Perimeter
516872528
Area
16697325637569424
Diagonal
182742034.77892
Surface area
100183953825416544
Volume
2.1575972282824E+24
Space diagonal
223812369.88314
Perimeter
387654396
Area
7.2301540886982E+15
Altitude
111906184.94157
Surface area
7.2301540886982E+15
Volume
2.5427527186463E+23
Height
60914011.592972