21690000 (number)
21690000 is an even 8-digits composite number following 21689999 and preceding 21690001. In scientific notation, it is written as 2.1690000 × 10^7. The sum of its digits is 18. It has a total of 10 prime factors and 130 positive divisors. There are 5760000 positive integers (up to 21690000) that are relatively prime to 21690000.
Interesting facts
- 21690000 has 130 divisors, whose sum is 71411538
- The reverse of 21690000 is 00009612
- Previous prime number is 5
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 18
- Digital Root 9
Name
Name | twenty-one million six hundred ninety thousand |
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Notation
Scientific notation | 2.1690000 × 10^7 |
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Engineering notation | 2.1690000 × 10^6 |
Prime Factorization of 21690000
Prime Factorization 2 × 2 × 2 × 2 × 3 × 15 × 5 × 5 × 5 × 241
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 10 | Total number of prime factors |
rad | Radical | 108450 | Product of the distinct prime numbers |
The prime factorization of 21690000 is 2 × 2 × 2 × 2 × 3 × 15 × 5 × 5 × 5 × 241. Since it has a total of 10 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21690000)
Multiplication
n×yn×2 | 43380000 |
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n×3 | 65070000 |
n×4 | 86760000 |
n×5 | 108450000 |
Division
n÷yn÷2 | 10845000 |
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n÷3 | 7230000 |
n÷3 | 5422500 |
n÷5 | 4338000 |
Exponentiation
nyn2 | 470456100000000 |
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n3 | 1.0204192809E+22 |
n4 | 2.2132894202721E+29 |
n5 | 4.8006247525702E+36 |
Nth Root
y√n2√n | 4657.252408878 |
---|---|
3√n | 278.88159310543 |
4√n | 68.244065008453 |
5√n | 29.325937887766 |
Divisors of 21690000
130 divisors
τ | Total Divisors | 130 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21689999 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0076923076923077 | 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 | 130 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21690000 can be divided by 130 positive divisors. The sum of these divisors (counting 21690000) is 1, the average is 0.0076923076923077.
Base conversion 21690000
Base | System | Value |
---|---|---|
2 | Binary | 1010010101111011010010000 |
3 | Ternary | 1111210222002100 |
4 | Quaternary | 1102233122100 |
5 | Quinary | 21023040000 |
6 | Senary | 2052520400 |
8 | Octal | 122573220 |
10 | Decimal | 21690000 |
12 | Duodecimal | 7320100 |
16 | Hexadecimal | 14af690 |
20 | Vigesimal | 6fb500 |
36 | Base36 | cww40 |
Cryptographic Hash Functions
md5 | bbd1cdc0f325f4daa0bdff56c7204b5c |
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sha1 | 1c37a324999b0de2948b500e6b58526fbd4e3293 |
sha256 | 86ee1719682df76291b31242b9d0ff7d0d112676fef7b88b8136fa53ff4db39a |
sha512 | d44c3517f9a6f4d6dbd1c628c9adcfa8f0e08f36368c154b91064b6a528d372a662bd29d57262d84d84f6ee9c072175da142333e5cf36d65508b35909adfdf1a |
ripemd-160 | bf60d85eec37f5ea569c69f9046904655311324e |
21690000 as geometric shapes
Circle
Radius = nDiameter | 43380000 |
---|---|
Circumference | 136282289.31273 |
Area | 1.4779814275965E+15 |
Sphere
Radius = nVolume | 4.2743222886091E+22 |
---|---|
Surface area | 5.911925710386E+15 |
Circumference | 136282289.31273 |
Square
Length = nPerimeter | 86760000 |
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Area | 470456100000000 |
Diagonal | 30674292.167872 |
Cube
Length = nSurface area | 2822736600000000 |
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Volume | 1.0204192809E+22 |
Space diagonal | 37568182.016169 |
Equilateral Triangle
Length = nPerimeter | 65070000 |
---|---|
Area | 2.0371346698268E+14 |
Altitude | 18784091.008084 |
Triangular Pyramid
Length = nSurface area | 2.0371346698268E+14 |
---|---|
Volume | 1.2025756552965E+21 |
Height | 10224764.055957 |