21977568 (number)
21977568 is an even 8-digits composite number following 21977567 and preceding 21977569. In scientific notation, it is written as 2.1977568 × 10^7. The sum of its digits is 45. It has a total of 8 prime factors and 48 positive divisors. There are 7153920 positive integers (up to 21977568) that are relatively prime to 21977568.
Interesting facts
- 21977568 has 48 divisors, whose sum is 44840880
- The reverse of 21977568 is 86577912
- Previous prime number is 61
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 45
- Digital Root 9
Name
Name | twenty-one million nine hundred seventy-seven thousand five hundred sixty-eight |
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Notation
Scientific notation | 2.1977568 × 10^7 |
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Engineering notation | 2.1977568 × 10^6 |
Prime Factorization of 21977568
Prime Factorization 2 × 2 × 2 × 2 × 2 × 81 × 61 × 139
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 1373598 | Product of the distinct prime numbers |
The prime factorization of 21977568 is 2 × 2 × 2 × 2 × 2 × 81 × 61 × 139. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21977568)
Multiplication
n×yn×2 | 43955136 |
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n×3 | 65932704 |
n×4 | 87910272 |
n×5 | 109887840 |
Division
n÷yn÷2 | 10988784 |
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n÷3 | 7325856 |
n÷3 | 5494392 |
n÷5 | 4395513.6 |
Exponentiation
nyn2 | 483013495194624 |
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n3 | 1.0615461935558E+22 |
n4 | 2.3330203654013E+29 |
n5 | 5.1274113725991E+36 |
Nth Root
y√n2√n | 4688.0238907241 |
---|---|
3√n | 280.10866530558 |
4√n | 68.469145538148 |
5√n | 29.403289944415 |
Divisors of 21977568
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 | -21977567 | 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 21977568 can be divided by 48 positive divisors. The sum of these divisors (counting 21977568) is 1, the average is 0.020833333333333.
Base conversion 21977568
Base | System | Value |
---|---|---|
2 | Binary | 1010011110101100111100000 |
3 | Ternary | 1112100120120000 |
4 | Quaternary | 1103311213200 |
5 | Quinary | 21111240233 |
6 | Senary | 2103020000 |
8 | Octal | 123654740 |
10 | Decimal | 21977568 |
12 | Duodecimal | 743a600 |
16 | Hexadecimal | 14f59e0 |
20 | Vigesimal | 6h73i8 |
36 | Base36 | d3200 |
Cryptographic Hash Functions
md5 | 1fa9be4342297f2e2bd2cdca9fde6bdb |
---|---|
sha1 | 09b52c6ebbd97477255c49e4bf382fbebdbcd689 |
sha256 | 3f3fb9f5675d8ded258eb2e0b77837d85b2477d5cb92e737796312d360d84d2a |
sha512 | 59a49d9fecbbf6326750dd2e8c971a8214d10567cbb7eef216f7d35a4466678ded893e5bf6597211eccd2dee4014bb8e801405b98cf42acfdf3a2e9ca91d0ca4 |
ripemd-160 | 219961238939a1186bccdf88caaf6b393088278c |
21977568 as geometric shapes
Circle
Radius = nDiameter | 43955136 |
---|---|
Circumference | 138089132.34514 |
Area | 1.5174316480882E+15 |
Sphere
Radius = nVolume | 4.4465942974946E+22 |
---|---|
Surface area | 6.0697265923526E+15 |
Circumference | 138089132.34514 |
Square
Length = nPerimeter | 87910272 |
---|---|
Area | 483013495194624 |
Diagonal | 31080974.733577 |
Cube
Length = nSurface area | 2898080971167744 |
---|---|
Volume | 1.0615461935558E+22 |
Space diagonal | 38066264.4028 |
Equilateral Triangle
Length = nPerimeter | 65932704 |
---|---|
Area | 2.0915097860463E+14 |
Altitude | 19033132.2014 |
Triangular Pyramid
Length = nSurface area | 2.0915097860463E+14 |
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Volume | 1.2510441866767E+21 |
Height | 10360324.911192 |