6642720 (number)
6642720 is an even 7-digits composite number following 6642719 and preceding 6642721. In scientific notation, it is written as 6.642720 × 10^6. The sum of its digits is 27. It has a total of 9 prime factors and 72 positive divisors. There are 1516032 positive integers (up to 6642720) that are relatively prime to 6642720.
Interesting facts
- 6642720 has 72 divisors, whose sum is 19459440
- The reverse of 6642720 is 0272466
- Previous prime number is 3
Basic properties
- Is Prime? no
- Number parity even
- Number length 7
- Sum of Digits 27
- Digital Root 9
Name
Name | six million six hundred forty-two thousand seven hundred twenty |
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Notation
Scientific notation | 6.642720 × 10^6 |
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Engineering notation | 6.642720 × 10^6 |
Prime Factorization of 6642720
Prime Factorization 2 × 2 × 2 × 2 × 2 × 3 × 35 × 3 × 659
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 138390 | Product of the distinct prime numbers |
The prime factorization of 6642720 is 2 × 2 × 2 × 2 × 2 × 3 × 35 × 3 × 659. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 6642720)
Multiplication
n×yn×2 | 13285440 |
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n×3 | 19928160 |
n×4 | 26570880 |
n×5 | 33213600 |
Division
n÷yn÷2 | 3321360 |
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n÷3 | 2214240 |
n÷3 | 1660680 |
n÷5 | 1328544 |
Exponentiation
nyn2 | 44125728998400 |
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n3 | 2.9311486253225E+20 |
n4 | 1.9470799596402E+27 |
n5 | 1.2933906989501E+34 |
Nth Root
y√n2√n | 2577.3474736636 |
---|---|
3√n | 187.98158866024 |
4√n | 50.767582901529 |
5√n | 23.145639753823 |
Divisors of 6642720
72 divisors
τ | Total Divisors | 72 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -6642719 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.013888888888889 | 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 | 72 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 6642720 can be divided by 72 positive divisors. The sum of these divisors (counting 6642720) is 1, the average is 0.013888888888889.
Base conversion 6642720
Base | System | Value |
---|---|---|
2 | Binary | 11001010101110000100000 |
3 | Ternary | 110111111002200 |
4 | Quaternary | 121111300200 |
5 | Quinary | 3200031340 |
6 | Senary | 354213200 |
8 | Octal | 31256040 |
10 | Decimal | 6642720 |
12 | Duodecimal | 2284200 |
16 | Hexadecimal | 655c20 |
20 | Vigesimal | 21a6g0 |
36 | Base36 | 3ydk0 |
Cryptographic Hash Functions
md5 | 193ad02c7d271d8da10c3f4244d7f32d |
---|---|
sha1 | 7cf7712d1c2cbf583b389255f9aee827c930cf33 |
sha256 | 57a0d75dad0525574e3c3c5e3bcc23c419ff7750a371c5613e36af93fa3e245e |
sha512 | f4da82be8e2540d593e7d889635cac96026500936008ef78c22f40233f9786f79fed64b5b7541297f590adf877793d3da02556d0f85cb78e1cdf32e63103e17e |
ripemd-160 | a27d6fd72cb0515130a13ba345757c8675bc2740 |
6642720 as geometric shapes
Circle
Radius = nDiameter | 13285440 |
---|---|
Circumference | 41737440.703708 |
Area | 1.3862506605567E+14 |
Sphere
Radius = nVolume | 1.2277966650524E+21 |
---|---|
Surface area | 5.5450026422267E+14 |
Circumference | 41737440.703708 |
Square
Length = nPerimeter | 26570880 |
---|---|
Area | 44125728998400 |
Diagonal | 9394224.715047 |
Cube
Length = nSurface area | 264754373990400 |
---|---|
Volume | 2.9311486253225E+20 |
Space diagonal | 11505528.540454 |
Equilateral Triangle
Length = nPerimeter | 19928160 |
---|---|
Area | 19107001136561 |
Altitude | 5752764.270227 |
Triangular Pyramid
Length = nSurface area | 19107001136561 |
---|---|
Volume | 3.4543917827186E+19 |
Height | 3131408.238349 |