2821000 (number)
2821000 is an even 7-digits composite number following 2820999 and preceding 2821001. In scientific notation, it is written as 2.821000 × 10^6. The sum of its digits is 13. It has a total of 8 prime factors and 128 positive divisors. There are 864000 positive integers (up to 2821000) that are relatively prime to 2821000.
Interesting facts
- 2821000 has 128 divisors, whose sum is 8386560
- The reverse of 2821000 is 0001282
- Previous prime number is 13
Basic properties
- Is Prime? no
- Number parity even
- Number length 7
- Sum of Digits 13
- Digital Root 4
Name
Name | two million eight hundred twenty-one thousand |
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Notation
Scientific notation | 2.821000 × 10^6 |
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Engineering notation | 2.821000 × 10^6 |
Prime Factorization of 2821000
Prime Factorization 2 × 2 × 2 × 7 × 25 × 5 × 13 × 31
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 705250 | Product of the distinct prime numbers |
The prime factorization of 2821000 is 2 × 2 × 2 × 7 × 25 × 5 × 13 × 31. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 2821000)
Multiplication
n×yn×2 | 5642000 |
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n×3 | 8463000 |
n×4 | 11284000 |
n×5 | 14105000 |
Division
n÷yn÷2 | 1410500 |
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n÷3 | 940333.33333333 |
n÷3 | 705250 |
n÷5 | 564200 |
Exponentiation
nyn2 | 7958041000000 |
---|---|
n3 | 2.2449633661E+19 |
n4 | 6.3330416557681E+25 |
n5 | 1.7865510510922E+32 |
Nth Root
y√n2√n | 1679.5832816505 |
---|---|
3√n | 141.29746231778 |
4√n | 40.982719305221 |
5√n | 19.502065791744 |
Divisors of 2821000
128 divisors
τ | Total Divisors | 128 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -2820999 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0078125 | 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 | 128 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 2821000 can be divided by 128 positive divisors. The sum of these divisors (counting 2821000) is 1, the average is 0.0078125.
Base conversion 2821000
Base | System | Value |
---|---|---|
2 | Binary | 1010110000101110001000 |
3 | Ternary | 12022022200111 |
4 | Quaternary | 22300232020 |
5 | Quinary | 1210233000 |
6 | Senary | 140244104 |
8 | Octal | 12605610 |
10 | Decimal | 2821000 |
12 | Duodecimal | b40634 |
16 | Hexadecimal | 2b0b88 |
20 | Vigesimal | hcca0 |
36 | Base36 | 1ogp4 |
Cryptographic Hash Functions
md5 | 5e9fa97861c84e80b1ecd6ba1e1aae21 |
---|---|
sha1 | 539c0583b421dc3c890412b04c0b347b2f5bd30d |
sha256 | 39193b9bdfbd445a67fc81e29d0e48301b903384706587bba3d83ec4cd7dde44 |
sha512 | 8c66acc895c80e13add365e272635ad4ed504f9dd5959c8b978314a3ed236c0f697e9169a4029aa201aa68d7046a85fc134ac86e7d2954d254900598737f3c1b |
ripemd-160 | 1c1d4080e212f2efd781107d8e6405dfdd2bba5b |
2821000 as geometric shapes
Circle
Radius = nDiameter | 5642000 |
---|---|
Circumference | 17724865.751554 |
Area | 25000923142566 |
Sphere
Radius = nVolume | 9.403680558024E+19 |
---|---|
Surface area | 1.0000369257027E+14 |
Circumference | 17724865.751554 |
Square
Length = nPerimeter | 11284000 |
---|---|
Area | 7958041000000 |
Diagonal | 3989496.4594545 |
Cube
Length = nSurface area | 47748246000000 |
---|---|
Volume | 2.2449633661E+19 |
Space diagonal | 4886115.3281518 |
Equilateral Triangle
Length = nPerimeter | 8463000 |
---|---|
Area | 3445932835179.1 |
Altitude | 2443057.6640759 |
Triangular Pyramid
Length = nSurface area | 3445932835179.1 |
---|---|
Volume | 2.6457146994745E+18 |
Height | 1329832.1531515 |