221489388 (number)
221489388 is an even 9-digits composite number following 221489387 and preceding 221489389. In scientific notation, it is written as 2.21489388 × 10^8. The sum of its digits is 45. It has a total of 6 prime factors and 48 positive divisors. There are 71650656 positive integers (up to 221489388) that are relatively prime to 221489388.
Interesting facts
- 221489388 has 48 divisors, whose sum is 443520000
- The reverse of 221489388 is 883984122
- Previous prime number is 43
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 45
- Digital Root 9
Name
Name | two hundred twenty-one million four hundred eighty-nine thousand three hundred eighty-eight |
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Notation
Scientific notation | 2.21489388 × 10^8 |
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Engineering notation | 2.21489388 × 10^6 |
Prime Factorization of 221489388
Prime Factorization 2 × 2 × 9 × 719 × 43 × 199
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 110744694 | Product of the distinct prime numbers |
The prime factorization of 221489388 is 2 × 2 × 9 × 719 × 43 × 199. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 221489388)
Multiplication
n×yn×2 | 442978776 |
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n×3 | 664468164 |
n×4 | 885957552 |
n×5 | 1107446940 |
Division
n÷yn÷2 | 110744694 |
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n÷3 | 73829796 |
n÷3 | 55372347 |
n÷5 | 44297877.6 |
Exponentiation
nyn2 | 49057548996614544 |
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n3 | 1.086572650404E+25 |
n4 | 2.4066431135552E+33 |
n5 | 5.3304591035576E+41 |
Nth Root
y√n2√n | 14882.519544755 |
---|---|
3√n | 605.04030694733 |
4√n | 121.99393240959 |
5√n | 46.67352312794 |
Divisors of 221489388
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 | -221489387 | 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 221489388 can be divided by 48 positive divisors. The sum of these divisors (counting 221489388) is 1, the average is 0.020833333333333.
Base conversion 221489388
Base | System | Value |
---|---|---|
2 | Binary | 1101001100111010100011101100 |
3 | Ternary | 120102202211022200 |
4 | Quaternary | 31030322203230 |
5 | Quinary | 423200130023 |
6 | Senary | 33551141500 |
8 | Octal | 1514724354 |
10 | Decimal | 221489388 |
12 | Duodecimal | 62214890 |
16 | Hexadecimal | d33a8ec |
20 | Vigesimal | 3946398 |
36 | Base36 | 3nvab0 |
Cryptographic Hash Functions
md5 | 0a0566543cc4b125606a88186c9e9b91 |
---|---|
sha1 | b87848f9ab8dd22a4ea9cee23aaa65cb77cf2489 |
sha256 | 1574fab129eb223b1e37c6b9950bb8abd97a4a3cf7bee704670e6d838de68a51 |
sha512 | eb8082ba2aafeee4a50b84c64575865dae2aa8ed33384c2eaf99674f46614b3261e1e24afdc36a63e12211640af8bb8ce1c3c955fe761ba20b45225a191ea939 |
ripemd-160 | 25782c7c24c3b0da2e91d2be0f59758ef09798ee |
221489388 as geometric shapes
Circle
Radius = nDiameter | 442978776 |
---|---|
Circumference | 1391658868.3778 |
Area | 1.5411883553089E+17 |
Sphere
Radius = nVolume | 4.5514248748011E+25 |
---|---|
Surface area | 6.1647534212354E+17 |
Circumference | 1391658868.3778 |
Square
Length = nPerimeter | 885957552 |
---|---|
Area | 49057548996614544 |
Diagonal | 313233296.43132 |
Cube
Length = nSurface area | 294345293979687264 |
---|---|
Volume | 1.086572650404E+25 |
Space diagonal | 383630873.35334 |
Equilateral Triangle
Length = nPerimeter | 664468164 |
---|---|
Area | 2.1242541839234E+16 |
Altitude | 191815436.67667 |
Triangular Pyramid
Length = nSurface area | 2.1242541839234E+16 |
---|---|
Volume | 1.2805381489209E+24 |
Height | 104411098.81044 |