72494912 is an even 8-digits composite number following 72494911
and preceding 72494913 . In scientific notation, it is written as 7.2494912 × 10^7.
The sum of its digits is 38. It has a total of 8 prime factors and 28 positive divisors.
There are 31067904 positive integers (up to 72494912) that are relatively prime to 72494912.
72494912 has 28 divisors, whose sum is 146799300
The reverse of 72494912 is 21949427
Previous prime number is 49
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-two million four hundred ninety-four thousand nine hundred twelve
Scientific notation
7.2494912 × 10^7
Engineering notation
7.2494912 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 49 × 23117
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
8
Total number of prime factors
rad
Radical
2265466
Product of the distinct prime numbers
The prime factorization of 72494912 is 2 × 2 × 2 × 2 × 2 × 2 × 49 × 23117.
Since it has a total of 8 prime factors.
9 , 9 , 81 , 56 , 373 , 916 , 4502 , 7122 , 87560 , 55319 , 591950 , 15755 , 118869 , 98916 , 69032011 , 26030160 , 903450582 , 673822132 , 6917978546 , 3257238758
n×2
144989824
n×3
217484736
n×4
289979648
n×5
362474560
n÷2
36247456
n÷3
24164970.666667
n÷3
18123728
n÷5
14498982.4
n2
5255512265887744
n3
3.8099789923045E+23
n4
2.7620409176897E+31
n5
2.0023391326831E+39
2 √n
8514.3944000733
3 √n
416.96779114307
4 √n
92.273476146037
5 √n
37.330302175772
1 , 2 , 4 , 8 , 16 , 32 , 49 , 64 , 98 , 196 , 392 , 784 , 1568 , 3136 , 23117 , 46234 , 92468 , 184936 , 369872 , 739744 , 1132733 , 1479488 , 2265466 , 4530932 , 9061864 , 18123728 , 36247456 , 72494912
28 divisors
τ
Total Divisors
28
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72494911
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.035714285714286
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
28
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72494912 can be divided by 28 positive divisors.
The sum of these divisors (counting 72494912) is 1, the average is 0.035714285714286.
Base
System
Value
2
Binary
100010100100010111101000000
3
Ternary
12001102010022202
4
Quaternary
10110202331000
5
Quinary
122024314122
6
Senary
11105452332
8
Octal
424427500
10
Decimal
72494912
12
Duodecimal
203410a8
16
Hexadecimal
4522f40
20
Vigesimal
12d1h5c
36
Base36
175tfk
md5
02a55dd08d8b5ee8819daae7ba4d9f7e
sha1
578217dce038367ca318493a09a4e5e41a192d3c
sha256
23016fe98776882504cdb80c60e58ee3213670bf6dc54c05ea909af4075c17c5
sha512
651970605bb80825fd57ef5f952d4015fe5e26cef8d124a671360f728b3891665ccb2e5795d2c97b8b9e96e8481c1e6dcebbc341e061fbdf3cd004424719ca74
ripemd-160
63f79430e69cbe2860a4204cbf9287224c85ed55
Diameter
144989824
Circumference
455498965.92368
Area
1.6510678725364E+16
Volume
1.5959202683407E+24
Surface area
6.6042714901456E+16
Circumference
455498965.92368
Perimeter
289979648
Area
5255512265887744
Diagonal
102523287.75344
Surface area
31533073595326464
Volume
3.8099789923045E+23
Space diagonal
125564870.87423
Perimeter
217484736
Area
2.2757035660798E+15
Altitude
62782435.437117
Surface area
2.2757035660798E+15
Volume
4.490103302728E+22
Height
34174429.251148