21032640 (number)
21032640 is an even 8-digits composite number following 21032639 and preceding 21032641. In scientific notation, it is written as 2.1032640 × 10^7. The sum of its digits is 18. It has a total of 11 prime factors and 168 positive divisors. There are 5474304 positive integers (up to 21032640) that are relatively prime to 21032640.
Interesting facts
- 21032640 has 168 divisors, whose sum is 74096880
- The reverse of 21032640 is 04623012
- Previous prime number is 67
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 18
- Digital Root 9
Name
Name | twenty-one million thirty-two thousand six hundred forty |
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Notation
Scientific notation | 2.1032640 × 10^7 |
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Engineering notation | 2.1032640 × 10^6 |
Prime Factorization of 21032640
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 3 × 67 × 109
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 11 | Total number of prime factors |
rad | Radical | 219090 | Product of the distinct prime numbers |
The prime factorization of 21032640 is 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 3 × 67 × 109. Since it has a total of 11 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21032640)
Multiplication
n×yn×2 | 42065280 |
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n×3 | 63097920 |
n×4 | 84130560 |
n×5 | 105163200 |
Division
n÷yn÷2 | 10516320 |
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n÷3 | 7010880 |
n÷3 | 5258160 |
n÷5 | 4206528 |
Exponentiation
nyn2 | 442371945369600 |
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n3 | 9.3042498730585E+21 |
n4 | 1.9569293805008E+29 |
n5 | 4.1159391165497E+36 |
Nth Root
y√n2√n | 4586.1356281732 |
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3√n | 276.03528219402 |
4√n | 67.721013195117 |
5√n | 29.145986384115 |
Divisors of 21032640
168 divisors
τ | Total Divisors | 168 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21032639 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.005952380952381 | 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 | 168 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21032640 can be divided by 168 positive divisors. The sum of these divisors (counting 21032640) is 1, the average is 0.005952380952381.
Base conversion 21032640
Base | System | Value |
---|---|---|
2 | Binary | 1010000001110111011000000 |
3 | Ternary | 1110120120100200 |
4 | Quaternary | 1100032323000 |
5 | Quinary | 20341021030 |
6 | Senary | 2030445200 |
8 | Octal | 120167300 |
10 | Decimal | 21032640 |
12 | Duodecimal | 7063800 |
16 | Hexadecimal | 140eec0 |
20 | Vigesimal | 6b91c0 |
36 | Base36 | cisw0 |
Cryptographic Hash Functions
md5 | 802c7f3e0633960b906676fa6afc6ebd |
---|---|
sha1 | 9d8efa992b427cdd824c68cc533e46cc4d99b2f8 |
sha256 | 447ed680fc61ac7bbcd88805f3904ad9a2d1bb5e4f3ca6b06e4651d68f06ac73 |
sha512 | 5e1d943062efd51a1c247aa85e3a86b08bd4b93c95bf5e0e2f01eb86c0e91dbf2566af9d9060d708949fad5d6691752ac78f005777c382265a544a5e94613d09 |
ripemd-160 | 3b8fc32024a5d1f38edeb1864da8755e2fc18f29 |
21032640 as geometric shapes
Circle
Radius = nDiameter | 42065280 |
---|---|
Circumference | 132151974.6192 |
Area | 1.3897524537274E+15 |
Sphere
Radius = nVolume | 3.8973550731152E+22 |
---|---|
Surface area | 5.5590098149094E+15 |
Circumference | 132151974.6192 |
Square
Length = nPerimeter | 84130560 |
---|---|
Area | 442371945369600 |
Diagonal | 29744644.740511 |
Cube
Length = nSurface area | 2654231672217600 |
---|---|
Volume | 9.3042498730585E+21 |
Space diagonal | 36429601.097305 |
Equilateral Triangle
Length = nPerimeter | 63097920 |
---|---|
Area | 1.9155267130581E+14 |
Altitude | 18214800.548653 |
Triangular Pyramid
Length = nSurface area | 1.9155267130581E+14 |
---|---|
Volume | 1.0965163631823E+21 |
Height | 9914881.5801703 |