129731684 is an even 9-digits composite number following 129731683
and preceding 129731685 . In scientific notation, it is written as 1.29731684 × 10^8.
The sum of its digits is 41. It has a total of 4 prime factors and 12 positive divisors.
There are 61491584 positive integers (up to 129731684) that are relatively prime to 129731684.
129731684 has 12 divisors, whose sum is 227136000
The reverse of 129731684 is 486137921
Previous prime number is 2599
Is Prime? no
Number parity even
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-nine million seven hundred thirty-one thousand six hundred eighty-four
Scientific notation
1.29731684 × 10^8
Engineering notation
1.29731684 × 10^6
Prime Factorization
2 × 2 × 2599 × 12479
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64865842
Product of the distinct prime numbers
The prime factorization of 129731684 is 2 × 2 × 2599 × 12479.
Since it has a total of 4 prime factors.
2 , 10 , 50 , 26 , 412 , 896 , 8280 , 6256 , 41949 , 94739 , 253465 , 252845 , 4309857 , 9038430 , 72262822 , 82412853 , 898781761 , 965792891 , 9271730855 , 6689215930
n×2
259463368
n×3
389195052
n×4
518926736
n×5
648658420
n÷2
64865842
n÷3
43243894.666667
n÷3
32432921
n÷5
25946336.8
n2
16830309833475856
n3
2.1834244369386E+24
n4
2.8325932909079E+32
n5
3.6747709771659E+40
2 √n
11389.981738352
3 √n
506.23094021623
4 √n
106.72385740008
5 √n
41.938144438466
1 , 2 , 4 , 2599 , 5198 , 10396 , 12479 , 24958 , 49916 , 32432921 , 64865842 , 129731684
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
-129731683
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 129731684 can be divided by 12 positive divisors.
The sum of these divisors (counting 129731684) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101110111000110001100100
3
Ternary
100001010001102012
4
Quaternary
13232320301210
5
Quinary
231202403214
6
Senary
20512333352
8
Octal
756706144
10
Decimal
129731684
12
Duodecimal
37544258
16
Hexadecimal
7bb8c64
20
Vigesimal
20ag944
36
Base36
258llw
md5
d3c9d4b1f4e30bcad08c337504469f8e
sha1
4f1d3bd83ef49c8c06b4bb7a70661188c532d9df
sha256
e88ed8f9a317ee6dc9a63c7b2981870836bfad7ca19b28cc861cff5fcc5e603b
sha512
431da8b9310e44c359eab6b7931848d74ea1a0ef98afcdfc48dc15a48c7988349b5c97a46561e464501186212bf65cdff08b536af6d7e34716e5a98120367c7e
ripemd-160
c8400b8594d9f791d16bacc848e98d26f420ab75
Diameter
259463368
Circumference
815128210.78446
Area
5.2873977730488E+16
Volume
9.1459068943396E+24
Surface area
2.1149591092195E+17
Circumference
815128210.78446
Perimeter
518926736
Area
16830309833475856
Diagonal
183468306.9823
Surface area
100981859000855136
Volume
2.1834244369386E+24
Space diagonal
224701868.03947
Perimeter
389195052
Area
7.2877379346766E+15
Altitude
112350934.01974
Surface area
7.2877379346766E+15
Volume
2.5731903759462E+23
Height
61156102.327434