71297928 (number)

71297928 is an even 8-digits composite number following 71297927 and preceding 71297929. In scientific notation, it is written as 7.1297928 × 10^7. The sum of its digits is 45. It has a total of 7 prime factors and 48 positive divisors. There are 21936960 positive integers (up to 71297928) that are relatively prime to 71297928.

Interesting facts

Basic properties

Name

Name seventy-one million two hundred ninety-seven thousand nine hundred twenty-eight

Notation

Scientific notation 7.1297928 × 10^7
Engineering notation 7.1297928 × 10^6

Prime Factorization of 71297928

Prime Factorization 2 × 2 × 2 × 39 × 3 × 3 × 25391

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 5941494
Product of the distinct prime numbers

The prime factorization of 71297928 is 2 × 2 × 2 × 39 × 3 × 3 × 25391. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 71297928)

Multiplication

n×y
n×2 142595856
n×3 213893784
n×4 285191712
n×5 356489640

Division

n÷y
n÷2 35648964
n÷3 23765976
n÷3 17824482
n÷5 14259585.6

Exponentiation

ny
n2 5083394537093184
n3 3.6243549770126E+23
n4 2.5840900019749E+31
n5 1.8424026290633E+39

Nth Root

y√n
2√n 8443.8100404971
3√n 414.66015240964
4√n 91.890206444959
5√n 37.206205613386

Divisors of 71297928

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -71297927
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 71297928 can be divided by 48 positive divisors. The sum of these divisors (counting 71297928) is 1, the average is 0.020833333333333.

Base conversion 71297928

Base System Value
2 Binary 100001111111110101110001000
3 Ternary 11222011022101000
4 Quaternary 10033332232020
5 Quinary 121223013203
6 Senary 11024055000
8 Octal 417765610
10 Decimal 71297928
12 Duodecimal 1ba64460
16 Hexadecimal 43feb88
20 Vigesimal 125c4g8
36 Base36 16g5u0

Cryptographic Hash Functions

md5 3f4a568bba41e2d97bfdb6d2a0426bf2
sha1 e2cd343eb37af86b9ca4cc24aaab11d7a424ff7f
sha256 4efd7a82af39e8c4674c03d6f5db5088e946d886023bbffcddf003e05298d49e
sha512 c6ebcafc5afde849e63a177d6bae4234edc4e738cbb4b3ececc1b3bb3022aed27f60679b5898c98ed62221b97630c7e0f0fee81b48815128f13b68d4bba3efb2
ripemd-160 89b5575bfd171ad8babb715708f052563067a604

71297928 as geometric shapes

Circle

Radius = n
Diameter 142595856
Circumference 447978093.64195
Area 1.596995493303E+16

Sphere

Radius = n
Volume 1.5181662626379E+24
Surface area 6.3879819732122E+16
Circumference 447978093.64195

Square

Length = n
Perimeter 285191712
Area 5083394537093184
Diagonal 100830496.7467

Cube

Length = n
Surface area 30500367222559104
Volume 3.6243549770126E+23
Space diagonal 123491633.77039

Equilateral Triangle

Length = n
Perimeter 213893784
Area 2.2011744032909E+15
Altitude 61745816.885194

Triangular Pyramid

Length = n
Surface area 2.2011744032909E+15
Volume 4.2713433027881E+22
Height 33610165.582233