221528208 (number)
221528208 is an even 9-digits composite number following 221528207 and preceding 221528209. In scientific notation, it is written as 2.21528208 × 10^8. The sum of its digits is 30. It has a total of 7 prime factors and 40 positive divisors. There are 67129600 positive integers (up to 221528208) that are relatively prime to 221528208.
Interesting facts
- 221528208 has 40 divisors, whose sum is 624308256
- The reverse of 221528208 is 802825122
- Previous prime number is 3
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 30
- Digital Root 3
Name
Name | two hundred twenty-one million five hundred twenty-eight thousand two hundred eight |
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Notation
Scientific notation | 2.21528208 × 10^8 |
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Engineering notation | 2.21528208 × 10^6 |
Prime Factorization of 221528208
Prime Factorization 2 × 2 × 2 × 2 × 11 × 3 × 419561
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 27691026 | Product of the distinct prime numbers |
The prime factorization of 221528208 is 2 × 2 × 2 × 2 × 11 × 3 × 419561. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 221528208)
Multiplication
n×yn×2 | 443056416 |
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n×3 | 664584624 |
n×4 | 886112832 |
n×5 | 1107641040 |
Division
n÷yn÷2 | 110764104 |
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n÷3 | 73842736 |
n÷3 | 55382052 |
n÷5 | 44305641.6 |
Exponentiation
nyn2 | 49074746939691264 |
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n3 | 1.0871440747603E+25 |
n4 | 2.4083307871947E+33 |
n5 | 5.3351320355848E+41 |
Nth Root
y√n2√n | 14883.823702261 |
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3√n | 605.07565294871 |
4√n | 121.99927746615 |
5√n | 46.675159088175 |
Divisors of 221528208
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 | -221528207 | 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 221528208 can be divided by 40 positive divisors. The sum of these divisors (counting 221528208) is 1, the average is 0.025.
Base conversion 221528208
Base | System | Value |
---|---|---|
2 | Binary | 1101001101000100000010010000 |
3 | Ternary | 120102211210120110 |
4 | Quaternary | 31031010002100 |
5 | Quinary | 423202400313 |
6 | Senary | 33552041320 |
8 | Octal | 1515040220 |
10 | Decimal | 221528208 |
12 | Duodecimal | 62233240 |
16 | Hexadecimal | d344090 |
20 | Vigesimal | 394b0a8 |
36 | Base36 | 3nw49c |
Cryptographic Hash Functions
md5 | d9986db545f9fae23704fc0cf4573524 |
---|---|
sha1 | ced561990b6ef8bc1aca72f3df1603ad0e3d5e56 |
sha256 | dd32c588b26b63544ca0562363031a1808bffe13baa402efcaed80fd2442cc2e |
sha512 | bd136adc046b82219f0eef729bde5acd097bf44c4bd50f162b89067a89ba0a2ee52a3146f35a2eeb8b0e7d41b0218dc12577dc0d6fa0d1e3f8ba4b384aa12e2a |
ripemd-160 | 7b2cd55c8d0996e87b58c5440d4b487d6f70f2bb |
221528208 as geometric shapes
Circle
Radius = nDiameter | 443056416 |
---|---|
Circumference | 1391902781.6314 |
Area | 1.5417286446251E+17 |
Sphere
Radius = nVolume | 4.5538184515476E+25 |
---|---|
Surface area | 6.1669145785005E+17 |
Circumference | 1391902781.6314 |
Square
Length = nPerimeter | 886112832 |
---|---|
Area | 49074746939691264 |
Diagonal | 313288196.20181 |
Cube
Length = nSurface area | 294448481638147584 |
---|---|
Volume | 1.0871440747603E+25 |
Space diagonal | 383698111.56569 |
Equilateral Triangle
Length = nPerimeter | 664584624 |
---|---|
Area | 2.1249988767033E+16 |
Altitude | 191849055.78284 |
Triangular Pyramid
Length = nSurface area | 2.1249988767033E+16 |
---|---|
Volume | 1.281211578983E+24 |
Height | 104429398.73394 |