21000460 (number)
21000460 is an even 8-digits composite number following 21000459 and preceding 21000461. In scientific notation, it is written as 2.1000460 × 10^7. The sum of its digits is 13. It has a total of 7 prime factors and 72 positive divisors. There are 7416576 positive integers (up to 21000460) that are relatively prime to 21000460.
Interesting facts
- 21000460 has 72 divisors, whose sum is 49638960
- The reverse of 21000460 is 06400012
- Previous prime number is 37
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 13
- Digital Root 4
Name
Name | twenty-one million four hundred sixty |
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Notation
Scientific notation | 2.1000460 × 10^7 |
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Engineering notation | 2.1000460 × 10^6 |
Prime Factorization of 21000460
Prime Factorization 2 × 2 × 5 × 13 × 59 × 37 × 37
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 283790 | Product of the distinct prime numbers |
The prime factorization of 21000460 is 2 × 2 × 5 × 13 × 59 × 37 × 37. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21000460)
Multiplication
n×yn×2 | 42000920 |
---|---|
n×3 | 63001380 |
n×4 | 84001840 |
n×5 | 105002300 |
Division
n÷yn÷2 | 10500230 |
---|---|
n÷3 | 7000153.3333333 |
n÷3 | 5250115 |
n÷5 | 4200092 |
Exponentiation
nyn2 | 441019320211600 |
---|---|
n3 | 9.2616085933309E+21 |
n4 | 1.944980407999E+29 |
n5 | 4.0845483258967E+36 |
Nth Root
y√n2√n | 4582.6258847957 |
---|---|
3√n | 275.89443207598 |
4√n | 67.695094983283 |
5√n | 29.137062232166 |
Divisors of 21000460
72 divisors
τ | Total Divisors | 72 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21000459 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.013888888888889 | 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 | 72 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21000460 can be divided by 72 positive divisors. The sum of these divisors (counting 21000460) is 1, the average is 0.013888888888889.
Base conversion 21000460
Base | System | Value |
---|---|---|
2 | Binary | 1010000000111000100001100 |
3 | Ternary | 1110111221012211 |
4 | Quaternary | 1100013010030 |
5 | Quinary | 20334003320 |
6 | Senary | 2030040204 |
8 | Octal | 120070414 |
10 | Decimal | 21000460 |
12 | Duodecimal | 7049064 |
16 | Hexadecimal | 140710c |
20 | Vigesimal | 6b5130 |
36 | Base36 | ci424 |
Cryptographic Hash Functions
md5 | 4f9bcb338e425fb489076901859d6c5e |
---|---|
sha1 | 3949ea20cdbebe35aacf8c669a407e01e370eb6c |
sha256 | 780c82146fd848f37f336072701cf639ad45b756298eb60860ac63270c1149fe |
sha512 | 3f3c23b94a937e79242460e75179c4da817e4d05a65d911b9173bdc9359de911f2c01b20e2e8d85456d623046613b9ebb544894a11a7bb777b413ca69649a6bc |
ripemd-160 | b98e149946ec29f1a6c569c1f41efbf2a5cecf0a |
21000460 as geometric shapes
Circle
Radius = nDiameter | 42000920 |
---|---|
Circumference | 131949781.71601 |
Area | 1.3855030564679E+15 |
Sphere
Radius = nVolume | 3.879493535631E+22 |
---|---|
Surface area | 5.5420122258717E+15 |
Circumference | 131949781.71601 |
Square
Length = nPerimeter | 84001840 |
---|---|
Area | 441019320211600 |
Diagonal | 29699135.348074 |
Cube
Length = nSurface area | 2646115921269600 |
---|---|
Volume | 9.2616085933309E+21 |
Space diagonal | 36373863.702318 |
Equilateral Triangle
Length = nPerimeter | 63001380 |
---|---|
Area | 1.9096696743149E+14 |
Altitude | 18186931.851159 |
Triangular Pyramid
Length = nSurface area | 1.9096696743149E+14 |
---|---|
Volume | 1.0914910401733E+21 |
Height | 9899711.7826912 |