68821488 (number)
68821488 is an even 8-digits composite number following 68821487 and preceding 68821489. In scientific notation, it is written as 6.8821488 × 10^7. The sum of its digits is 45. It has a total of 9 prime factors and 120 positive divisors. There are 22161600 positive integers (up to 68821488) that are relatively prime to 68821488.
Interesting facts
- 68821488 has 120 divisors, whose sum is 206542336
- The reverse of 68821488 is 88412886
- Previous prime number is 31
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 45
- Digital Root 9
Name
Name | sixty-eight million eight hundred twenty-one thousand four hundred eighty-eight |
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Notation
Scientific notation | 6.8821488 × 10^7 |
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Engineering notation | 6.8821488 × 10^6 |
Prime Factorization of 68821488
Prime Factorization 2 × 2 × 2 × 2 × 9 × 3 × 9 × 31 × 571
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 955854 | Product of the distinct prime numbers |
The prime factorization of 68821488 is 2 × 2 × 2 × 2 × 9 × 3 × 9 × 31 × 571. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 68821488)
Multiplication
n×yn×2 | 137642976 |
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n×3 | 206464464 |
n×4 | 275285952 |
n×5 | 344107440 |
Division
n÷yn÷2 | 34410744 |
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n÷3 | 22940496 |
n÷3 | 17205372 |
n÷5 | 13764297.6 |
Exponentiation
nyn2 | 4736397210534144 |
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n3 | 3.2596590378801E+23 |
n4 | 2.2433458535956E+31 |
n5 | 1.5439039974308E+39 |
Nth Root
y√n2√n | 8295.8717444281 |
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3√n | 409.80257796526 |
4√n | 91.081676227593 |
5√n | 36.944076227822 |
Divisors of 68821488
120 divisors
τ | Total Divisors | 120 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -68821487 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0083333333333333 | 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 | 120 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 68821488 can be divided by 120 positive divisors. The sum of these divisors (counting 68821488) is 1, the average is 0.0083333333333333.
Base conversion 68821488
Base | System | Value |
---|---|---|
2 | Binary | 100000110100010000111110000 |
3 | Ternary | 11210111111100000 |
4 | Quaternary | 10012202013300 |
5 | Quinary | 120104241423 |
6 | Senary | 10455030000 |
8 | Octal | 406420760 |
10 | Decimal | 68821488 |
12 | Duodecimal | 1b06b300 |
16 | Hexadecimal | 41a21f0 |
20 | Vigesimal | 11a2de8 |
36 | Base36 | 14z300 |
Cryptographic Hash Functions
md5 | 9a2e8a9c54249feebb604127d62a2201 |
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sha1 | 9f6c46a5e16615e0f43e09268b2e5de31d496654 |
sha256 | 99650b6eef0ecbe95408370ca9be44a93269c049fc86c397e131914faf189c49 |
sha512 | 125a8060dbddc75eb6e5794acd1757d12c269c423abf3c2b7149ad488596c1957222ade8269b0ae34f5c75bd6c6768fea20f83ebf89c609e9f23cf44de4b3478 |
ripemd-160 | 89634e6f638e92e0fd7e4a16159fc4a52d8eec8c |
68821488 as geometric shapes
Circle
Radius = nDiameter | 137642976 |
---|---|
Circumference | 432418162.21984 |
Area | 1.4879830681097E+16 |
Sphere
Radius = nVolume | 1.3654027848816E+24 |
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Surface area | 5.9519322724389E+16 |
Circumference | 432418162.21984 |
Square
Length = nPerimeter | 275285952 |
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Area | 4736397210534144 |
Diagonal | 97328281.712297 |
Cube
Length = nSurface area | 28418383263204864 |
---|---|
Volume | 3.2596590378801E+23 |
Space diagonal | 119202313.86849 |
Equilateral Triangle
Length = nPerimeter | 206464464 |
---|---|
Area | 2.0509201533682E+15 |
Altitude | 59601156.934246 |
Triangular Pyramid
Length = nSurface area | 2.0509201533682E+15 |
---|---|
Volume | 3.841545016735E+22 |
Height | 32442760.570766 |