20149472 (number)
20149472 is an even 8-digits composite number following 20149471 and preceding 20149473. In scientific notation, it is written as 2.0149472 × 10^7. The sum of its digits is 29. It has a total of 8 prime factors and 48 positive divisors. There are 8257920 positive integers (up to 20149472) that are relatively prime to 20149472.
Interesting facts
- 20149472 has 48 divisors, whose sum is 47319552
- The reverse of 20149472 is 27494102
- Previous prime number is 23
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 29
- Digital Root 2
Name
Name | twenty million one hundred forty-nine thousand four hundred seventy-two |
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Notation
Scientific notation | 2.0149472 × 10^7 |
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Engineering notation | 2.0149472 × 10^6 |
Prime Factorization of 20149472
Prime Factorization 2 × 2 × 2 × 2 × 2 × 7 × 23 × 3911
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 1259342 | Product of the distinct prime numbers |
The prime factorization of 20149472 is 2 × 2 × 2 × 2 × 2 × 7 × 23 × 3911. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20149472)
Multiplication
n×yn×2 | 40298944 |
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n×3 | 60448416 |
n×4 | 80597888 |
n×5 | 100747360 |
Division
n÷yn÷2 | 10074736 |
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n÷3 | 6716490.6666667 |
n÷3 | 5037368 |
n÷5 | 4029894.4 |
Exponentiation
nyn2 | 406001221878784 |
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n3 | 8.1807102522123E+21 |
n4 | 1.6483699216707E+29 |
n5 | 3.3213783582345E+36 |
Nth Root
y√n2√n | 4488.8163250461 |
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3√n | 272.1162997473 |
4√n | 66.998629277367 |
5√n | 28.896998410843 |
Divisors of 20149472
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20149471 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20149472 can be divided by 48 positive divisors. The sum of these divisors (counting 20149472) is 1, the average is 0.020833333333333.
Base conversion 20149472
Base | System | Value |
---|---|---|
2 | Binary | 1001100110111010011100000 |
3 | Ternary | 1101220200212202 |
4 | Quaternary | 1030313103200 |
5 | Quinary | 20124240342 |
6 | Senary | 1555512332 |
8 | Octal | 114672340 |
10 | Decimal | 20149472 |
12 | Duodecimal | 68b86a8 |
16 | Hexadecimal | 13374e0 |
20 | Vigesimal | 65iddc |
36 | Base36 | bzvfk |
Cryptographic Hash Functions
md5 | dc85e5f36bfb15ab9b75384845eeb93e |
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sha1 | c9905a268d6618d5c791fdcff1900a636ebcbdc5 |
sha256 | 225924a26e20286373116b8d6192e8f9055eb60e24572147e3a07f5fd6009ece |
sha512 | 8eca0632015feb1a014839aba2628bc10e43e910696e7dc18984d12c08bd99703633f1a5f430f188a4d09534295daaf479afea1f0ea92f689ac183cf7b1e48b0 |
ripemd-160 | 5f1e109a880315eebd0f6bc820816982ded9f57f |
20149472 as geometric shapes
Circle
Radius = nDiameter | 40298944 |
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Circumference | 126602866.41783 |
Area | 1.2754904560029E+15 |
Sphere
Radius = nVolume | 3.4267278972663E+22 |
---|---|
Surface area | 5.1019618240115E+15 |
Circumference | 126602866.41783 |
Square
Length = nPerimeter | 80597888 |
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Area | 406001221878784 |
Diagonal | 28495656.577057 |
Cube
Length = nSurface area | 2436007331272704 |
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Volume | 8.1807102522123E+21 |
Space diagonal | 34899909.249686 |
Equilateral Triangle
Length = nPerimeter | 60448416 |
---|---|
Area | 1.7580368605727E+14 |
Altitude | 17449954.624843 |
Triangular Pyramid
Length = nSurface area | 1.7580368605727E+14 |
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Volume | 9.6410594904361E+20 |
Height | 9498552.1923523 |