72129306 is an even 8-digits composite number following 72129305
and preceding 72129307 . In scientific notation, it is written as 7.2129306 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 24043100 positive integers (up to 72129306) that are relatively prime to 72129306.
72129306 has 8 divisors, whose sum is 144258624
The reverse of 72129306 is 60392127
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
seventy-two million one hundred twenty-nine thousand three hundred six
Scientific notation
7.2129306 × 10^7
Engineering notation
7.2129306 × 10^6
Prime Factorization
2 × 3 × 12021551
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72129306
Product of the distinct prime numbers
The prime factorization of 72129306 is 2 × 3 × 12021551.
Since it has a total of 3 prime factors.
8 , 1 , 26 , 81 , 384 , 388 , 9957 , 8366 , 32590 , 10064 , 887530 , 231250 , 409470 , 5582191 , 76001963 , 62500808 , 410621181 , 42315465 , 1453977040 , 5952038761
n×2
144258612
n×3
216387918
n×4
288517224
n×5
360646530
n÷2
36064653
n÷3
24043102
n÷3
18032326.5
n÷5
14425861.2
n2
5202636784041636
n3
3.75262580603E+23
n4
2.7067429506663E+31
n5
1.9523549055195E+39
2 √n
8492.8973854627
3 √n
416.26565948537
4 √n
92.156917187278
5 √n
37.292573187999
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
-72129305
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 72129306 can be divided by 8 positive divisors.
The sum of these divisors (counting 72129306) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011001001101100011010
3
Ternary
12000201112210210
4
Quaternary
10103021230122
5
Quinary
121431114211
6
Senary
11053551550
8
Octal
423115432
10
Decimal
72129306
12
Duodecimal
201a55b6
16
Hexadecimal
44c9b1a
20
Vigesimal
12ag356
36
Base36
16xzbu
md5
0c8828d560182172b8eac7f4e5fc56cb
sha1
8bf39eccd6156827f3197d3700f5a0107b04b787
sha256
9f9e9425a352ed9f26e9d0ce9c5efb981095b64dfbb719d8b418c51ee44676d1
sha512
78c430dca80cc305c350faeb23223cc266b9e56e6a25194ed152d1d581d507ad6c83bd512c8fba5609127dc79569f994061230434cef3ae65aee02d9e0fd1942
ripemd-160
dce9c30cf07c4046eed371928cde33dd98785d0a
Diameter
144258612
Circumference
453201795.67626
Area
1.6344565500041E+16
Volume
1.5718962218527E+24
Surface area
6.5378262000165E+16
Circumference
453201795.67626
Perimeter
288517224
Area
5202636784041636
Diagonal
102006242.78976
Surface area
31215820704249816
Volume
3.75262580603E+23
Space diagonal
124931622.70668
Perimeter
216387918
Area
2.2528078108217E+15
Altitude
62465811.353341
Surface area
2.2528078108217E+15
Volume
4.422511924499E+22
Height
34002080.92992