72809738 (number)

72809738 is an even 8-digits composite number following 72809737 and preceding 72809739. In scientific notation, it is written as 7.2809738 × 10^7. The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors. There are 36404868 positive integers (up to 72809738) that are relatively prime to 72809738.

Interesting facts

Basic properties

Name

Name seventy-two million eight hundred nine thousand seven hundred thirty-eight

Notation

Scientific notation 7.2809738 × 10^7
Engineering notation 7.2809738 × 10^6

Prime Factorization of 72809738

Prime Factorization 2 × 36404869

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 72809738
Product of the distinct prime numbers

The prime factorization of 72809738 is 2 × 36404869. Since it has a total of 2 prime factors.

Most popular turbo-numbers

6, 2, 53, 58, 719, 739, 9495, 2397, 68118, 13619, 347890, 665951, 7030680, 4564182, 21494910, 93957528, 482595090, 765871459, 4687267404, 8554371789

Basic calculations (n = 72809738)

Multiplication

n×y
n×2 145619476
n×3 218429214
n×4 291238952
n×5 364048690

Division

n÷y
n÷2 36404869
n÷3 24269912.666667
n÷3 18202434.5
n÷5 14561947.6

Exponentiation

ny
n2 5301257947628644
n3 3.8598320223726E+23
n4 2.8103335827296E+31
n5 2.0461965185114E+39

Nth Root

y√n
2√n 8532.8622396005
3√n 417.57051266984
4√n 92.373493165521
5√n 37.362669102365

Divisors of 72809738

1, 2, 36404869, 72809738

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -72809737
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 72809738 can be divided by 4 positive divisors. The sum of these divisors (counting 72809738) is 1, the average is 0.25.

Base conversion 72809738

Base System Value
2 Binary 100010101101111110100001010
3 Ternary 12002000010011222
4 Quaternary 10111233310022
5 Quinary 122114402423
6 Senary 11120322042
8 Octal 425576412
10 Decimal 72809738
12 Duodecimal 20473322
16 Hexadecimal 456fd0a
20 Vigesimal 12f146i
36 Base36 17ckcq

Cryptographic Hash Functions

md5 758a38f5f06212eab791756e848ee6bd
sha1 ccf647e22b902152636b6f308eda5f516f7df45b
sha256 c88c75872a7a68f81ece045e393326ee5f40edab82d6576152fe58363d014c53
sha512 8ad5d825d7e0a9df59ff51abdad03e60810d00eb9e9a04766a4347888ef051615c6ecc9e5214cf58c8ad6b84bb60d942a1d7f46ba798fca885fb8e81b09e834e
ripemd-160 a5a3839249b1dddd06891e6fcd037ef3821dca60

72809738 as geometric shapes

Circle

Radius = n
Diameter 145619476
Circumference 457477076.0212
Area 1.6654393023055E+16

Sphere

Radius = n
Volume 1.6168026567435E+24
Surface area 6.6617572092219E+16
Circumference 457477076.0212

Square

Length = n
Perimeter 291238952
Area 5301257947628644
Diagonal 102968518.95243

Cube

Length = n
Surface area 31807547685771864
Volume 3.8598320223726E+23
Space diagonal 126110165.50178

Equilateral Triangle

Length = n
Perimeter 218429214
Area 2.2955120273303E+15
Altitude 63055082.750889

Triangular Pyramid

Length = n
Surface area 2.2955120273303E+15
Volume 4.5488556621011E+22
Height 34322839.650811