20454984 (number)
20454984 is an even 8-digits composite number following 20454983 and preceding 20454985. In scientific notation, it is written as 2.0454984 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 64 positive divisors. There are 6197760 positive integers (up to 20454984) that are relatively prime to 20454984.
Interesting facts
- 20454984 has 64 divisors, whose sum is 61992000
- The reverse of 20454984 is 48945402
- Previous prime number is 11
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | twenty million four hundred fifty-four thousand nine hundred eighty-four |
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Notation
Scientific notation | 2.0454984 × 10^7 |
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Engineering notation | 2.0454984 × 10^6 |
Prime Factorization of 20454984
Prime Factorization 2 × 2 × 2 × 3 × 9 × 11 × 8609
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5113746 | Product of the distinct prime numbers |
The prime factorization of 20454984 is 2 × 2 × 2 × 3 × 9 × 11 × 8609. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20454984)
Multiplication
n×yn×2 | 40909968 |
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n×3 | 61364952 |
n×4 | 81819936 |
n×5 | 102274920 |
Division
n÷yn÷2 | 10227492 |
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n÷3 | 6818328 |
n÷3 | 5113746 |
n÷5 | 4090996.8 |
Exponentiation
nyn2 | 418406370440256 |
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n3 | 8.5584956128535E+21 |
n4 | 1.7506389082499E+29 |
n5 | 3.5809290858029E+36 |
Nth Root
y√n2√n | 4522.7186514308 |
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3√n | 273.48470827255 |
4√n | 67.251160967159 |
5√n | 28.98410062785 |
Divisors of 20454984
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20454983 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20454984 can be divided by 64 positive divisors. The sum of these divisors (counting 20454984) is 1, the average is 0.015625.
Base conversion 20454984
Base | System | Value |
---|---|---|
2 | Binary | 1001110000001111001001000 |
3 | Ternary | 1102111012222000 |
4 | Quaternary | 1032001321020 |
5 | Quinary | 20214024414 |
6 | Senary | 2010231000 |
8 | Octal | 116017110 |
10 | Decimal | 20454984 |
12 | Duodecimal | 6a25460 |
16 | Hexadecimal | 1381e48 |
20 | Vigesimal | 67gh94 |
36 | Base36 | c6f60 |
Cryptographic Hash Functions
md5 | 089854e2e6617f322bd8d1e95feca9a4 |
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sha1 | 773fb7f91b9c3f79bcacda58de8bcd8887106be1 |
sha256 | 1819ee7bf3e6ac7f80fb009b7f4ef07154fb20629d329f99fb2fe79dc32fc265 |
sha512 | 153e130bfaed5e27bb1039bd83fe83b76b7d7aee0b6e33b6946a04e27d3d759619a14e88167c4559a117acc245250008d6bea17a7cc72a8d9d3ed1e3b548dcf1 |
ripemd-160 | 05df03027ad9d6dc814c460cda730c91398202af |
20454984 as geometric shapes
Circle
Radius = nDiameter | 40909968 |
---|---|
Circumference | 128522454.92739 |
Area | 1.3144623795903E+15 |
Sphere
Radius = nVolume | 3.5849742590828E+22 |
---|---|
Surface area | 5.2578495183611E+15 |
Circumference | 128522454.92739 |
Square
Length = nPerimeter | 81819936 |
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Area | 418406370440256 |
Diagonal | 28927715.790925 |
Cube
Length = nSurface area | 2510438222641536 |
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Volume | 8.5584956128535E+21 |
Space diagonal | 35429071.556008 |
Equilateral Triangle
Length = nPerimeter | 61364952 |
---|---|
Area | 1.8117527295325E+14 |
Altitude | 17714535.778004 |
Triangular Pyramid
Length = nSurface area | 1.8117527295325E+14 |
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Volume | 1.0086283807673E+21 |
Height | 9642571.9303082 |