221212904 (number)
221212904 is an even 9-digits composite number following 221212903 and preceding 221212905. In scientific notation, it is written as 2.21212904 × 10^8. The sum of its digits is 23. It has a total of 6 prime factors and 32 positive divisors. There are 100372800 positive integers (up to 221212904) that are relatively prime to 221212904.
Interesting facts
- 221212904 has 32 divisors, whose sum is 453284640
- The reverse of 221212904 is 409212122
- Previous prime number is 661
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 23
- Digital Root 5
Name
Name | two hundred twenty-one million two hundred twelve thousand nine hundred four |
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Notation
Scientific notation | 2.21212904 × 10^8 |
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Engineering notation | 2.21212904 × 10^6 |
Prime Factorization of 221212904
Prime Factorization 2 × 2 × 2 × 11 × 661 × 3803
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 55303226 | Product of the distinct prime numbers |
The prime factorization of 221212904 is 2 × 2 × 2 × 11 × 661 × 3803. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 221212904)
Multiplication
n×yn×2 | 442425808 |
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n×3 | 663638712 |
n×4 | 884851616 |
n×5 | 1106064520 |
Division
n÷yn÷2 | 110606452 |
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n÷3 | 73737634.666667 |
n÷3 | 55303226 |
n÷5 | 44242580.8 |
Exponentiation
nyn2 | 48935148896113216 |
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n3 | 1.0825086394982E+25 |
n4 | 2.3946487974848E+33 |
n5 | 5.2972721455171E+41 |
Nth Root
y√n2√n | 14873.227759972 |
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3√n | 604.78844594306 |
4√n | 121.95584348432 |
5√n | 46.661864844215 |
Divisors of 221212904
32 divisors
τ | Total Divisors | 32 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -221212903 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.03125 | 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 | 32 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 221212904 can be divided by 32 positive divisors. The sum of these divisors (counting 221212904) is 1, the average is 0.03125.
Base conversion 221212904
Base | System | Value |
---|---|---|
2 | Binary | 1101001011110111000011101000 |
3 | Ternary | 120102020210001112 |
4 | Quaternary | 31023313003220 |
5 | Quinary | 423112303104 |
6 | Senary | 33541205452 |
8 | Octal | 1513670350 |
10 | Decimal | 221212904 |
12 | Duodecimal | 62100888 |
16 | Hexadecimal | d2f70e8 |
20 | Vigesimal | 392bc54 |
36 | Base36 | 3npcyw |
Cryptographic Hash Functions
md5 | 57c0c7ee0fff98d6b30d803088f43f16 |
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sha1 | e5c05f87851752971568ba48100f372aa6a61cd5 |
sha256 | 649bd87263bc25a9f04d87fb031cc98d2a369129dc533153a5cd517ae64c4611 |
sha512 | 660ac37dd83a0d0cce6e079a919932b318a915c8b8625d1f745710c6bb7fc11b6e39813a8860e9e6e2d85ec5ef78985665e90bbfe4e8be75a9f466ad751adb7a |
ripemd-160 | 080ac197a7daf9991fae1ef1976bdd272b42dd6b |
221212904 as geometric shapes
Circle
Radius = nDiameter | 442425808 |
---|---|
Circumference | 1389921668.1713 |
Area | 1.5373430427435E+17 |
Sphere
Radius = nVolume | 4.5344015857265E+25 |
---|---|
Surface area | 6.1493721709741E+17 |
Circumference | 1389921668.1713 |
Square
Length = nPerimeter | 884851616 |
---|---|
Area | 48935148896113216 |
Diagonal | 312842289.00874 |
Cube
Length = nSurface area | 293610893376679296 |
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Volume | 1.0825086394982E+25 |
Space diagonal | 383151989.01786 |
Equilateral Triangle
Length = nPerimeter | 663638712 |
---|---|
Area | 2.1189541041004E+16 |
Altitude | 191575994.50893 |
Triangular Pyramid
Length = nSurface area | 2.1189541041004E+16 |
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Volume | 1.275748666137E+24 |
Height | 104280763.00291 |