21836240 (number)
21836240 is an even 8-digits composite number following 21836239 and preceding 21836241. In scientific notation, it is written as 2.1836240 × 10^7. The sum of its digits is 26. It has a total of 7 prime factors and 40 positive divisors. There are 8701056 positive integers (up to 21836240) that are relatively prime to 21836240.
Interesting facts
- 21836240 has 40 divisors, whose sum is 50964000
- The reverse of 21836240 is 04263812
- Previous prime number is 547
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 26
- Digital Root 8
Name
Name | twenty-one million eight hundred thirty-six thousand two hundred forty |
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Notation
Scientific notation | 2.1836240 × 10^7 |
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Engineering notation | 2.1836240 × 10^6 |
Prime Factorization of 21836240
Prime Factorization 2 × 2 × 2 × 2 × 5 × 547 × 499
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 2729530 | Product of the distinct prime numbers |
The prime factorization of 21836240 is 2 × 2 × 2 × 2 × 5 × 547 × 499. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21836240)
Multiplication
n×yn×2 | 43672480 |
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n×3 | 65508720 |
n×4 | 87344960 |
n×5 | 109181200 |
Division
n÷yn÷2 | 10918120 |
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n÷3 | 7278746.6666667 |
n÷3 | 5459060 |
n÷5 | 4367248 |
Exponentiation
nyn2 | 476821377337600 |
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n3 | 1.0411986032674E+22 |
n4 | 2.2735862588613E+29 |
n5 | 4.9646575209197E+36 |
Nth Root
y√n2√n | 4672.9262780403 |
---|---|
3√n | 279.50695544981 |
4√n | 68.358805417008 |
5√n | 29.365376391089 |
Divisors of 21836240
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21836239 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21836240 can be divided by 40 positive divisors. The sum of these divisors (counting 21836240) is 1, the average is 0.025.
Base conversion 21836240
Base | System | Value |
---|---|---|
2 | Binary | 1010011010011000111010000 |
3 | Ternary | 1112002101200122 |
4 | Quaternary | 1103103013100 |
5 | Quinary | 21042224430 |
6 | Senary | 2100005412 |
8 | Octal | 123230720 |
10 | Decimal | 21836240 |
12 | Duodecimal | 7390868 |
16 | Hexadecimal | 14d31d0 |
20 | Vigesimal | 6g9ac0 |
36 | Base36 | d00y8 |
Cryptographic Hash Functions
md5 | 6a8445305724143b6df4c1f2c4851476 |
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sha1 | 3c80dc6cbcad68842827bc7a9bfe3062ec70dfa7 |
sha256 | cdd994e4e3463346e5d4189dbef6cfde7a89058028f30940e9715589eca557ce |
sha512 | 1816c7afa6b7e134efa079f0534a39d82165266707bfbd567873fa615668c94aea9485c21e431b107ef9cbfca32ae7be167576f22316d7ab0d38998f1745a86b |
ripemd-160 | c1697b6db53bdacc889fbdb789444731d17d41ee |
21836240 as geometric shapes
Circle
Radius = nDiameter | 43672480 |
---|---|
Circumference | 137201142.33205 |
Area | 1.4979785361184E+15 |
Sphere
Radius = nVolume | 4.3613625106039E+22 |
---|---|
Surface area | 5.9919141444735E+15 |
Circumference | 137201142.33205 |
Square
Length = nPerimeter | 87344960 |
---|---|
Area | 476821377337600 |
Diagonal | 30881106.759234 |
Cube
Length = nSurface area | 2860928264025600 |
---|---|
Volume | 1.0411986032674E+22 |
Space diagonal | 37821477.126268 |
Equilateral Triangle
Length = nPerimeter | 65508720 |
---|---|
Area | 2.0646971292092E+14 |
Altitude | 18910738.563134 |
Triangular Pyramid
Length = nSurface area | 2.0646971292092E+14 |
---|---|
Volume | 1.2270643215539E+21 |
Height | 10293702.253078 |