21001552 (number)
21001552 is an even 8-digits composite number following 21001551 and preceding 21001553. In scientific notation, it is written as 2.1001552 × 10^7. The sum of its digits is 16. It has a total of 8 prime factors and 80 positive divisors. There are 8616960 positive integers (up to 21001552) that are relatively prime to 21001552.
Interesting facts
- 21001552 has 80 divisors, whose sum is 48871872
- The reverse of 21001552 is 25510012
- Previous prime number is 67
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 16
- Digital Root 7
Name
Name | twenty-one million one thousand five hundred fifty-two |
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Notation
Scientific notation | 2.1001552 × 10^7 |
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Engineering notation | 2.1001552 × 10^6 |
Prime Factorization of 21001552
Prime Factorization 2 × 2 × 2 × 2 × 13 × 11 × 67 × 137
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 2625194 | Product of the distinct prime numbers |
The prime factorization of 21001552 is 2 × 2 × 2 × 2 × 13 × 11 × 67 × 137. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21001552)
Multiplication
n×yn×2 | 42003104 |
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n×3 | 63004656 |
n×4 | 84006208 |
n×5 | 105007760 |
Division
n÷yn÷2 | 10500776 |
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n÷3 | 7000517.3333333 |
n÷3 | 5250388 |
n÷5 | 4200310.4 |
Exponentiation
nyn2 | 441065186408704 |
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n3 | 9.2630534477521E+21 |
n4 | 1.9453849866174E+29 |
n5 | 4.0856103956466E+36 |
Nth Root
y√n2√n | 4582.7450289101 |
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3√n | 275.8992140585 |
4√n | 67.695974983082 |
5√n | 29.137365244674 |
Divisors of 21001552
80 divisors
τ | Total Divisors | 80 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21001551 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0125 | 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 | 80 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21001552 can be divided by 80 positive divisors. The sum of these divisors (counting 21001552) is 1, the average is 0.0125.
Base conversion 21001552
Base | System | Value |
---|---|---|
2 | Binary | 1010000000111010101010000 |
3 | Ternary | 1110111222201021 |
4 | Quaternary | 1100013111100 |
5 | Quinary | 20334022202 |
6 | Senary | 2030045224 |
8 | Octal | 120072520 |
10 | Decimal | 21001552 |
12 | Duodecimal | 7049814 |
16 | Hexadecimal | 1407550 |
20 | Vigesimal | 6b53hc |
36 | Base36 | ci4wg |
Cryptographic Hash Functions
md5 | df5ea9d321fccbc7e1b059489b204ab1 |
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sha1 | 4a254e2fa7e200067ac9f07e63c3cd6ef58da59b |
sha256 | b940e6840239d2e013e48ef634e54e53d75f8dc53f949a438fdbaec2e07cdb54 |
sha512 | 7d0654fbc81a110aacdf8d7f70fd2553b7a1d46536ae63df9bc3b25005d0f4bb3b4bf35596e4b96b09947b7b3c9ba656100a67bfc714816a5ddc7e20d2116313 |
ripemd-160 | 32d4994d150527c2cb37a6c260c1d5d45170adb1 |
21001552 as geometric shapes
Circle
Radius = nDiameter | 42003104 |
---|---|
Circumference | 131956642.95437 |
Area | 1.3856471493758E+15 |
Sphere
Radius = nVolume | 3.8800987548357E+22 |
---|---|
Surface area | 5.5425885975032E+15 |
Circumference | 131956642.95437 |
Square
Length = nPerimeter | 84006208 |
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Area | 441065186408704 |
Diagonal | 29700679.669284 |
Cube
Length = nSurface area | 2646391118452224 |
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Volume | 9.2630534477521E+21 |
Space diagonal | 36375755.1018 |
Equilateral Triangle
Length = nPerimeter | 63004656 |
---|---|
Area | 1.9098682807743E+14 |
Altitude | 18187877.5509 |
Triangular Pyramid
Length = nSurface area | 1.9098682807743E+14 |
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Volume | 1.0916613178998E+21 |
Height | 9900226.5564279 |