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
- 71297928 has 48 divisors, whose sum is 198057600
- The reverse of 71297928 is 82979217
- Previous prime number is 3
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 45
- Digital Root 9
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 numberω | 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×yn×2 | 142595856 |
---|---|
n×3 | 213893784 |
n×4 | 285191712 |
n×5 | 356489640 |
Division
n÷yn÷2 | 35648964 |
---|---|
n÷3 | 23765976 |
n÷3 | 17824482 |
n÷5 | 14259585.6 |
Exponentiation
nyn2 | 5083394537093184 |
---|---|
n3 | 3.6243549770126E+23 |
n4 | 2.5840900019749E+31 |
n5 | 1.8424026290633E+39 |
Nth Root
y√n2√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 = nDiameter | 142595856 |
---|---|
Circumference | 447978093.64195 |
Area | 1.596995493303E+16 |
Sphere
Radius = nVolume | 1.5181662626379E+24 |
---|---|
Surface area | 6.3879819732122E+16 |
Circumference | 447978093.64195 |
Square
Length = nPerimeter | 285191712 |
---|---|
Area | 5083394537093184 |
Diagonal | 100830496.7467 |
Cube
Length = nSurface area | 30500367222559104 |
---|---|
Volume | 3.6243549770126E+23 |
Space diagonal | 123491633.77039 |
Equilateral Triangle
Length = nPerimeter | 213893784 |
---|---|
Area | 2.2011744032909E+15 |
Altitude | 61745816.885194 |
Triangular Pyramid
Length = nSurface area | 2.2011744032909E+15 |
---|---|
Volume | 4.2713433027881E+22 |
Height | 33610165.582233 |