72945724 (number)

72945724 is an even 8-digits composite number following 72945723 and preceding 72945725. In scientific notation, it is written as 7.2945724 × 10^7. The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors. There are 35583200 positive integers (up to 72945724) that are relatively prime to 72945724.

Interesting facts

Basic properties

Name

Name seventy-two million nine hundred forty-five thousand seven hundred twenty-four

Notation

Scientific notation 7.2945724 × 10^7
Engineering notation 7.2945724 × 10^6

Prime Factorization of 72945724

Prime Factorization 2 × 2 × 41 × 444791

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 36472862
Product of the distinct prime numbers

The prime factorization of 72945724 is 2 × 2 × 41 × 444791. Since it has a total of 4 prime factors.

Most popular turbo-numbers

3, 2, 15, 58, 1, 793, 3634, 5361, 78806, 75007, 164602, 504460, 118073, 5200674, 22221907, 91224675, 193746284, 895677014, 2013756507, 6557339825

Basic calculations (n = 72945724)

Multiplication

n×y
n×2 145891448
n×3 218837172
n×4 291782896
n×5 364728620

Division

n÷y
n÷2 36472862
n÷3 24315241.333333
n÷3 18236431
n÷5 14589144.8

Exponentiation

ny
n2 5321078649884176
n3 3.8814993457674E+23
n4 2.8313877998253E+31
n5 2.0653763298303E+39

Nth Root

y√n
2√n 8540.8268920521
3√n 417.83031504637
4√n 92.416594246121
5√n 37.376615062246

Divisors of 72945724

1, 2, 4, 41, 82, 164, 444791, 889582, 1779164, 18236431, 36472862, 72945724

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 -72945723
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 72945724 can be divided by 12 positive divisors. The sum of these divisors (counting 72945724) is 1, the average is 0.083333333333333.

Base conversion 72945724

Base System Value
2 Binary 100010110010001000000111100
3 Ternary 12002021000201111
4 Quaternary 10112101000330
5 Quinary 122133230344
6 Senary 11123251404
8 Octal 426210074
10 Decimal 72945724
12 Duodecimal 20519b64
16 Hexadecimal 459103c
20 Vigesimal 12fi464
36 Base36 17fha4

Cryptographic Hash Functions

md5 638d663fc214e4dc8c5abc43279b408f
sha1 622f510cabae31211329eae0a8580cd0d9d34547
sha256 3e9ecacb138584cc1db58f548da2a0eacd313ff7b593c177f89492aaaee57418
sha512 5b5211e86cf3f26e0b7d9613f80761b55535251312c985dd0105c7a29a25c74a36e2bbe4b1350dbd3781d650d1318b6e4904ed5ab29a3dc11f3c86248a7aa5c1
ripemd-160 41e4d077ad3973b0bf79cff13746a09bd0de61b9

72945724 as geometric shapes

Circle

Radius = n
Diameter 145891448
Circumference 458331501.25838
Area 1.671666159565E+16

Sphere

Radius = n
Volume 1.6258786439435E+24
Surface area 6.6866646382598E+16
Circumference 458331501.25838

Square

Length = n
Perimeter 291782896
Area 5321078649884176
Diagonal 103160832.19792

Cube

Length = n
Surface area 31926471899305056
Volume 3.8814993457674E+23
Space diagonal 126345700.1629

Equilateral Triangle

Length = n
Perimeter 218837172
Area 2.3040946431673E+15
Altitude 63172850.081448

Triangular Pyramid

Length = n
Surface area 2.3040946431673E+15
Volume 4.5743908476055E+22
Height 34386944.065975