21550144 (number)
21550144 is an even 8-digits composite number following 21550143 and preceding 21550145. In scientific notation, it is written as 2.1550144 × 10^7. The sum of its digits is 22. It has a total of 9 prime factors and 56 positive divisors. There are 8394240 positive integers (up to 21550144) that are relatively prime to 21550144.
Interesting facts
- 21550144 has 56 divisors, whose sum is 53327808
- The reverse of 21550144 is 44105512
- Previous prime number is 11
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 22
- Digital Root 4
Name
Name | twenty-one million five hundred fifty thousand one hundred forty-four |
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Notation
Scientific notation | 2.1550144 × 10^7 |
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Engineering notation | 2.1550144 × 10^6 |
Prime Factorization of 21550144
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 7 × 11 × 4373
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 673442 | Product of the distinct prime numbers |
The prime factorization of 21550144 is 2 × 2 × 2 × 2 × 2 × 2 × 7 × 11 × 4373. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21550144)
Multiplication
n×yn×2 | 43100288 |
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n×3 | 64650432 |
n×4 | 86200576 |
n×5 | 107750720 |
Division
n÷yn÷2 | 10775072 |
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n÷3 | 7183381.3333333 |
n÷3 | 5387536 |
n÷5 | 4310028.8 |
Exponentiation
nyn2 | 464408706420736 |
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n3 | 1.0008074498221E+22 |
n4 | 2.1567544659938E+29 |
n5 | 4.647836931481E+36 |
Nth Root
y√n2√n | 4642.2132652432 |
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3√n | 278.28089545639 |
4√n | 68.133789453128 |
5√n | 29.288021541546 |
Divisors of 21550144
56 divisors
τ | Total Divisors | 56 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21550143 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.017857142857143 | 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 | 56 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21550144 can be divided by 56 positive divisors. The sum of these divisors (counting 21550144) is 1, the average is 0.017857142857143.
Base conversion 21550144
Base | System | Value |
---|---|---|
2 | Binary | 1010010001101010001000000 |
3 | Ternary | 1111112212020111 |
4 | Quaternary | 1102031101000 |
5 | Quinary | 21004101034 |
6 | Senary | 2045521104 |
8 | Octal | 122152100 |
10 | Decimal | 21550144 |
12 | Duodecimal | 7273194 |
16 | Hexadecimal | 148d440 |
20 | Vigesimal | 6edf74 |
36 | Base36 | ctw74 |
Cryptographic Hash Functions
md5 | b69a3ca2c2e93aebd41dae62bf9d5de0 |
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sha1 | 27038792134b0d5109f7b02017d710e73bb23fd9 |
sha256 | 1bd76c8daa10d372ae169b84c025a733ccf1910fc2df88148faa9e850231640e |
sha512 | 98ec36e0c9ad427d1ee167a8df4a6565e2bcf17514b2aa058a4e364966f8dab22c9d22eeb4dc1d145436898b9bba80468ebbc28dcb0627a8547c5c568b61171e |
ripemd-160 | 4fd07a0a3c13c100e32e28b276838f9777d9d513 |
21550144 as geometric shapes
Circle
Radius = nDiameter | 43100288 |
---|---|
Circumference | 135403548.1484 |
Area | 1.4589829803545E+15 |
Sphere
Radius = nVolume | 4.1921724426919E+22 |
---|---|
Surface area | 5.8359319214181E+15 |
Circumference | 135403548.1484 |
Square
Length = nPerimeter | 86200576 |
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Area | 464408706420736 |
Diagonal | 30476505.915893 |
Cube
Length = nSurface area | 2786452238524416 |
---|---|
Volume | 1.0008074498221E+22 |
Space diagonal | 37325944.318426 |
Equilateral Triangle
Length = nPerimeter | 64650432 |
---|---|
Area | 2.0109486874951E+14 |
Altitude | 18662972.159213 |
Triangular Pyramid
Length = nSurface area | 2.0109486874951E+14 |
---|---|
Volume | 1.1794628907187E+21 |
Height | 10158835.305298 |