72945726 (number)

72945726 is an even 8-digits composite number following 72945725 and preceding 72945727. In scientific notation, it is written as 7.2945726 × 10^7. The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors. There are 20804256 positive integers (up to 72945726) that are relatively prime to 72945726.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 7.2945726 × 10^7
Engineering notation 7.2945726 × 10^6

Prime Factorization of 72945726

Prime Factorization 2 × 21 × 727 × 2389

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 72945726
Product of the distinct prime numbers

The prime factorization of 72945726 is 2 × 21 × 727 × 2389. Since it has a total of 4 prime factors.

Most popular turbo-numbers

6, 10, 50, 68, 391, 748, 1309, 9069, 23030, 76889, 313574, 891046, 9974628, 1909035, 95747618, 43590336, 701040191, 889598731, 5312550081, 284003566

Basic calculations (n = 72945726)

Multiplication

n×y
n×2 145891452
n×3 218837178
n×4 291782904
n×5 364728630

Division

n÷y
n÷2 36472863
n÷3 24315242
n÷3 18236431.5
n÷5 14589145.2

Exponentiation

ny
n2 5321078941667076
n3 3.8814996650322E+23
n4 2.8313881103453E+31
n5 2.065376612969E+39

Nth Root

y√n
2√n 8540.8270091368
3√n 417.83031886501
4√n 92.416594879582
5√n 37.376615267202

Divisors of 72945726

1, 2, 21, 42, 727, 1454, 2389, 4778, 15267, 30534, 50169, 100338, 1736803, 3473606, 36472863, 72945726

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -72945725
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 72945726 can be divided by 16 positive divisors. The sum of these divisors (counting 72945726) is 1, the average is 0.0625.

Base conversion 72945726

Base System Value
2 Binary 100010110010001000000111110
3 Ternary 12002021000201120
4 Quaternary 10112101000332
5 Quinary 122133230401
6 Senary 11123251410
8 Octal 426210076
10 Decimal 72945726
12 Duodecimal 20519b66
16 Hexadecimal 459103e
20 Vigesimal 12fi466
36 Base36 17fha6

Cryptographic Hash Functions

md5 f1376a227c050d877fa14f769a9a9bd9
sha1 12ead80ac07fd59148c08cda08bfaae39a289fe1
sha256 714db0f701f469c26eee5e82fc3cc9fbc1c84c7ec56819d88d461d04218271df
sha512 881e1d5966134aac84606b45845ee833e432fd63cd2b49464b26ca8119391cd359f8e159fc5bc21963a2be61d2e51cc618ab7e382f70b16cd9759616d8c99728
ripemd-160 8b664b0bf7aac0b3531f516f5d10a039c917da25

72945726 as geometric shapes

Circle

Radius = n
Diameter 145891452
Circumference 458331513.82475
Area 1.6716662512313E+16

Sphere

Radius = n
Volume 1.6258787776768E+24
Surface area 6.6866650049251E+16
Circumference 458331513.82475

Square

Length = n
Perimeter 291782904
Area 5321078941667076
Diagonal 103160835.02635

Cube

Length = n
Surface area 31926473650002456
Volume 3.8814996650322E+23
Space diagonal 126345703.627

Equilateral Triangle

Length = n
Perimeter 218837178
Area 2.3040947695131E+15
Altitude 63172851.813499

Triangular Pyramid

Length = n
Surface area 2.3040947695131E+15
Volume 4.5743912238626E+22
Height 34386945.008784