77821440 (number)
77821440 is an even 8-digits composite number following 77821439 and preceding 77821441. In scientific notation, it is written as 7.7821440 × 10^7. The sum of its digits is 33. It has a total of 12 prime factors and 80 positive divisors. There are 20750336 positive integers (up to 77821440) that are relatively prime to 77821440.
Interesting facts
- 77821440 has 80 divisors, whose sum is 248809968
- The reverse of 77821440 is 04412877
- Previous prime number is 3
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 33
- Digital Root 6
Name
Name | seventy-seven million eight hundred twenty-one thousand four hundred forty |
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Notation
Scientific notation | 7.7821440 × 10^7 |
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Engineering notation | 7.7821440 × 10^6 |
Prime Factorization of 77821440
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 3 × 10133
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 12 | Total number of prime factors |
rad | Radical | 303990 | Product of the distinct prime numbers |
The prime factorization of 77821440 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 3 × 10133. Since it has a total of 12 prime factors.
Most popular turbo-numbers
Basic calculations (n = 77821440)
Multiplication
n×yn×2 | 155642880 |
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n×3 | 233464320 |
n×4 | 311285760 |
n×5 | 389107200 |
Division
n÷yn÷2 | 38910720 |
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n÷3 | 25940480 |
n÷3 | 19455360 |
n÷5 | 15564288 |
Exponentiation
nyn2 | 6056176523673600 |
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n3 | 4.7130037796647E+23 |
n4 | 3.6677274085895E+31 |
n5 | 2.8542782846391E+39 |
Nth Root
y√n2√n | 8821.6461048945 |
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3√n | 426.93958233778 |
4√n | 93.923618461463 |
5√n | 37.863421189348 |
Divisors of 77821440
80 divisors
τ | Total Divisors | 80 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -77821439 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0125 | 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 | 80 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 77821440 can be divided by 80 positive divisors. The sum of these divisors (counting 77821440) is 1, the average is 0.0125.
Base conversion 77821440
Base | System | Value |
---|---|---|
2 | Binary | 100101000110111011000000000 |
3 | Ternary | 12102102201221120 |
4 | Quaternary | 10220313120000 |
5 | Quinary | 124410241230 |
6 | Senary | 11415552240 |
8 | Octal | 450673000 |
10 | Decimal | 77821440 |
12 | Duodecimal | 2208b680 |
16 | Hexadecimal | 4a37600 |
20 | Vigesimal | 1467dc0 |
36 | Base36 | 1abzeo |
Cryptographic Hash Functions
md5 | ba50cab6aa6f61a3a6700709c964197b |
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sha1 | 927bcde26d3d71f3f78c1d4d2bd2eaad02ccda66 |
sha256 | 09f90a01bad4d2833c4e61d88d70ef047fd3e29cff44c2576717c94acb499b9e |
sha512 | f1c988e5a66655b292f4787b0717eb0a7ed8f3281a7b7b9a7a6673dcb844f36d18a5515226e9683105b823e60fda0d836eb85e40aa403f41220b2265a55b7d9e |
ripemd-160 | 7e4ba2ffdfff12e79d5c9692a549468b0f70dbaa |
77821440 as geometric shapes
Circle
Radius = nDiameter | 155642880 |
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Circumference | 488966528.39156 |
Area | 1.9026039675616E+16 |
Sphere
Radius = nVolume | 1.9741784067381E+24 |
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Surface area | 7.6104158702464E+16 |
Circumference | 488966528.39156 |
Square
Length = nPerimeter | 311285760 |
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Area | 6056176523673600 |
Diagonal | 110056135.8914 |
Cube
Length = nSurface area | 36337059142041600 |
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Volume | 4.7130037796647E+23 |
Space diagonal | 134790687.99817 |
Equilateral Triangle
Length = nPerimeter | 233464320 |
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Area | 2.6224013596521E+15 |
Altitude | 67395343.999086 |
Triangular Pyramid
Length = nSurface area | 2.6224013596521E+15 |
---|---|
Volume | 5.5543282205979E+22 |
Height | 36685378.630468 |