72271129 is an odd 8-digits composite number following 72271128
and preceding 72271130 . In scientific notation, it is written as 7.2271129 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors.
There are 59246880 positive integers (up to 72271129) that are relatively prime to 72271129.
72271129 has 12 divisors, whose sum is 84601908
The reverse of 72271129 is 92117227
Previous prime number is 7
Is Prime? no Number parity odd Number length 8 Sum of Digits 31 Digital Root 4
Name
seventy-two million two hundred seventy-one thousand one hundred twenty-nine
Scientific notation
7.2271129 × 10^7
Engineering notation
7.2271129 × 10^6
Prime Factorization
161 × 7 × 7 × 9161
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
10324447 Product of the distinct prime numbers
The prime factorization of 72271129 is 161 × 7 × 7 × 9161.
Since it has a total of 4 prime factors.
2 , 7 , 47 , 85 , 956 , 261 , 7676 , 4273 , 73681 , 38792 , 488363 , 558735 , 6403830 , 9982425 , 6838303 , 45721628 , 364040053 , 47418686 , 6451295816 , 7356065101
n×2
144542258
n×3
216813387
n×4
289084516
n×5
361355645
n÷2
36135564.5
n÷3
24090376.333333
n÷3
18067782.25
n÷5
14454225.8
n2
5223116086934641
n3
3.7748049650083E+23
n4
2.7280941657595E+31
n5
1.9716244537776E+39
2 √n8501.2427914982
3 √n416.53830591828
4 √n92.202184309799
5 √n37.307226842893
1 , 7 , 49 , 161 , 1127 , 7889 , 9161 , 64127 , 448889 , 1474921 , 10324447 , 72271129
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
-72271128 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 72271129 can be divided by 12 positive divisors.
The sum of these divisors (counting 72271129) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100010011101100010100011001
3
Ternary
12000222202100111
4
Quaternary
10103230110121
5
Quinary
122000134004
6
Senary
11101004321
8
Octal
423542431
10
Decimal
72271129
12
Duodecimal
202536a1
16
Hexadecimal
44ec519
20
Vigesimal
12bdhg9
36
Base36
1710rd
md5
37ab77943713a6adfbf7c5c8c2a77296
sha1
a32b21b92f040b731423f8a6b139001bb9d6c627
sha256
d70e0664fafb1cfdb528455c4c9d465a82ea137cbd8c951eb6ee6f39fd263b6e
sha512
6e9dca273693cd06829ff762da3f7c6e5a01c0480483fb8e624e74191fb599177942bde878ef67b09119dabfee78037a6c91000eb6a97be05a208505bf8e1eb8
ripemd-160
5819b1171d4588e8a5f9a41ced1424c6818f938e
Diameter
144542258
Circumference
454092895.86608
Area
1.6408903127561E+16
Volume
1.5811866062406E+24
Surface area
6.5635612510242E+16
Circumference
454092895.86608
Perimeter
289084516
Area
5223116086934641
Diagonal
102206810.79982
Surface area
31338696521607846
Volume
3.7748049650083E+23
Space diagonal
125177267.34836
Perimeter
216813387
Area
2.2616756091003E+15
Altitude
62588633.674182
Surface area
2.2616756091003E+15
Volume
4.4486503140233E+22
Height
34068936.933272