20147490 (number)
20147490 is an even 8-digits composite number following 20147489 and preceding 20147491. In scientific notation, it is written as 2.0147490 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 64 positive divisors. There are 4769280 positive integers (up to 20147490) that are relatively prime to 20147490.
Interesting facts
- 20147490 has 64 divisors, whose sum is 44997120
- The reverse of 20147490 is 09474102
- Previous prime number is 47
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 27
- Digital Root 9
Name
Name | twenty million one hundred forty-seven thousand four hundred ninety |
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Notation
Scientific notation | 2.0147490 × 10^7 |
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Engineering notation | 2.0147490 × 10^6 |
Prime Factorization of 20147490
Prime Factorization 2 × 9 × 11 × 5 × 47 × 433
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 20147490 | Product of the distinct prime numbers |
The prime factorization of 20147490 is 2 × 9 × 11 × 5 × 47 × 433. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20147490)
Multiplication
n×yn×2 | 40294980 |
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n×3 | 60442470 |
n×4 | 80589960 |
n×5 | 100737450 |
Division
n÷yn÷2 | 10073745 |
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n÷3 | 6715830 |
n÷3 | 5036872.5 |
n÷5 | 4029498 |
Exponentiation
nyn2 | 405921353300100 |
---|---|
n3 | 8.1782964064002E+21 |
n4 | 1.6477214506498E+29 |
n5 | 3.3197451449753E+36 |
Nth Root
y√n2√n | 4488.5955487212 |
---|---|
3√n | 272.10737722746 |
4√n | 66.996981638886 |
5√n | 28.896429898631 |
Divisors of 20147490
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20147489 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20147490 can be divided by 64 positive divisors. The sum of these divisors (counting 20147490) is 1, the average is 0.015625.
Base conversion 20147490
Base | System | Value |
---|---|---|
2 | Binary | 1001100110110110100100010 |
3 | Ternary | 1101220121011100 |
4 | Quaternary | 1030312310202 |
5 | Quinary | 20124204430 |
6 | Senary | 1555455230 |
8 | Octal | 114666442 |
10 | Decimal | 20147490 |
12 | Duodecimal | 68b7516 |
16 | Hexadecimal | 1336d22 |
20 | Vigesimal | 65i8ea |
36 | Base36 | bztwi |
Cryptographic Hash Functions
md5 | b0e9f220854f2fffed59e40b2a75e661 |
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sha1 | b0a0c933c7fc5c17b046e57d1d67f55dc7370357 |
sha256 | f02e2cfb5553edf6d9286b772eb8972723735e502081d3050f26f9d9065599b5 |
sha512 | fb9a57897e652ab46a1c19cd1494293846750d7fc781ab755220b7fb50be59c74fbe2ba22703d121464714e52948e7c1bd24b24314133ea7d8b1e22ffefca18b |
ripemd-160 | 241fea0e34709ace59d9d212156a58285967c3a9 |
20147490 as geometric shapes
Circle
Radius = nDiameter | 40294980 |
---|---|
Circumference | 126590413.14455 |
Area | 1.2752395414628E+15 |
Sphere
Radius = nVolume | 3.4257167878969E+22 |
---|---|
Surface area | 5.1009581658513E+15 |
Circumference | 126590413.14455 |
Square
Length = nPerimeter | 80589960 |
---|---|
Area | 405921353300100 |
Diagonal | 28492853.605776 |
Cube
Length = nSurface area | 2435528119800600 |
---|---|
Volume | 8.1782964064002E+21 |
Space diagonal | 34896476.324986 |
Equilateral Triangle
Length = nPerimeter | 60442470 |
---|---|
Area | 1.7576910194822E+14 |
Altitude | 17448238.162493 |
Triangular Pyramid
Length = nSurface area | 1.7576910194822E+14 |
---|---|
Volume | 9.6382147458653E+20 |
Height | 9497617.8685921 |