21493674 (number)
21493674 is an even 8-digits composite number following 21493673 and preceding 21493675. In scientific notation, it is written as 2.1493674 × 10^7. The sum of its digits is 36. It has a total of 6 prime factors and 40 positive divisors. There are 6786504 positive integers (up to 21493674) that are relatively prime to 21493674.
Interesting facts
- 21493674 has 40 divisors, whose sum is 50703840
- The reverse of 21493674 is 47639412
- Previous prime number is 19
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | twenty-one million four hundred ninety-three thousand six hundred seventy-four |
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Notation
Scientific notation | 2.1493674 × 10^7 |
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Engineering notation | 2.1493674 × 10^6 |
Prime Factorization of 21493674
Prime Factorization 2 × 3 × 3 × 9 × 19 × 6983
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 7164558 | Product of the distinct prime numbers |
The prime factorization of 21493674 is 2 × 3 × 3 × 9 × 19 × 6983. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21493674)
Multiplication
n×yn×2 | 42987348 |
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n×3 | 64481022 |
n×4 | 85974696 |
n×5 | 107468370 |
Division
n÷yn÷2 | 10746837 |
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n÷3 | 7164558 |
n÷3 | 5373418.5 |
n÷5 | 4298734.8 |
Exponentiation
nyn2 | 461978022018276 |
---|---|
n3 | 9.9296050004256E+21 |
n4 | 2.1342369282792E+29 |
n5 | 4.5872592775194E+36 |
Nth Root
y√n2√n | 4636.1270474395 |
---|---|
3√n | 278.03761373639 |
4√n | 68.089111078347 |
5√n | 29.272656160663 |
Divisors of 21493674
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 | -21493673 | 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 21493674 can be divided by 40 positive divisors. The sum of these divisors (counting 21493674) is 1, the average is 0.025.
Base conversion 21493674
Base | System | Value |
---|---|---|
2 | Binary | 1010001111111011110101010 |
3 | Ternary | 1111102222210000 |
4 | Quaternary | 1101333132222 |
5 | Quinary | 21000244144 |
6 | Senary | 2044403430 |
8 | Octal | 121773652 |
10 | Decimal | 21493674 |
12 | Duodecimal | 7246576 |
16 | Hexadecimal | 147f7aa |
20 | Vigesimal | 6e6e3e |
36 | Base36 | csomi |
Cryptographic Hash Functions
md5 | 725f0a5cd1af105692047f20cbc86d2f |
---|---|
sha1 | 756b32020ecd31d21ea8fa3ef2b77e97080782ba |
sha256 | 37f938d90c2e4da334e2369689803b62fcd4e751082a6a8309a7fe95338477d7 |
sha512 | a0c090468ba8710e5495ebb509856d2c083fc3ddebee79c14d44e30c2bd31b789750334c0de9a58df7c49eb5c8bc1a9ee765cb241e991dfb15f58b6e65319aa4 |
ripemd-160 | 162a948ee7b2fe29babcbe1fe60417ddda40ba15 |
21493674 as geometric shapes
Circle
Radius = nDiameter | 42987348 |
---|---|
Circumference | 135048736.67411 |
Area | 1.4513467600926E+15 |
Sphere
Radius = nVolume | 4.1593032163181E+22 |
---|---|
Surface area | 5.8053870403702E+15 |
Circumference | 135048736.67411 |
Square
Length = nPerimeter | 85974696 |
---|---|
Area | 461978022018276 |
Diagonal | 30396645.276026 |
Cube
Length = nSurface area | 2771868132109656 |
---|---|
Volume | 9.9296050004256E+21 |
Space diagonal | 37228135.409322 |
Equilateral Triangle
Length = nPerimeter | 64481022 |
---|---|
Area | 2.0004235152896E+14 |
Altitude | 18614067.704661 |
Triangular Pyramid
Length = nSurface area | 2.0004235152896E+14 |
---|---|
Volume | 1.1702151717175E+21 |
Height | 10132215.092009 |