68135280 (number)
68135280 is an even 8-digits composite number following 68135279 and preceding 68135281. In scientific notation, it is written as 6.8135280 × 10^7. The sum of its digits is 33. It has a total of 7 prime factors and 40 positive divisors. There are 17915904 positive integers (up to 68135280) that are relatively prime to 68135280.
Interesting facts
- 68135280 has 40 divisors, whose sum is 142778560
- The reverse of 68135280 is 08253186
- Previous prime number is 73
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 33
- Digital Root 6
Name
Name | sixty-eight million one hundred thirty-five thousand two hundred eighty |
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Notation
Scientific notation | 6.8135280 × 10^7 |
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Engineering notation | 6.8135280 × 10^6 |
Prime Factorization of 68135280
Prime Factorization 2 × 2 × 2 × 2 × 15 × 73 × 3889
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 8516910 | Product of the distinct prime numbers |
The prime factorization of 68135280 is 2 × 2 × 2 × 2 × 15 × 73 × 3889. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 68135280)
Multiplication
n×yn×2 | 136270560 |
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n×3 | 204405840 |
n×4 | 272541120 |
n×5 | 340676400 |
Division
n÷yn÷2 | 34067640 |
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n÷3 | 22711760 |
n÷3 | 17033820 |
n÷5 | 13627056 |
Exponentiation
nyn2 | 4642416380678400 |
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n3 | 3.1631233997411E+23 |
n4 | 2.1552029851591E+31 |
n5 | 1.4684535885065E+39 |
Nth Root
y√n2√n | 8254.4097305622 |
---|---|
3√n | 408.43600065463 |
4√n | 90.853782147813 |
5√n | 36.870107936463 |
Divisors of 68135280
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 | -68135279 | 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 68135280 can be divided by 40 positive divisors. The sum of these divisors (counting 68135280) is 1, the average is 0.025.
Base conversion 68135280
Base | System | Value |
---|---|---|
2 | Binary | 100000011111010100101110000 |
3 | Ternary | 11202012122000220 |
4 | Quaternary | 10003322211300 |
5 | Quinary | 114420312110 |
6 | Senary | 10432213040 |
8 | Octal | 403724560 |
10 | Decimal | 68135280 |
12 | Duodecimal | 1a99a180 |
16 | Hexadecimal | 40fa970 |
20 | Vigesimal | 115gi40 |
36 | Base36 | 14kdio |
Cryptographic Hash Functions
md5 | 82a647c113c7c923f7bffd8dc5b27fae |
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sha1 | 2d07b53b995a90382146712471f6490940f3fa5d |
sha256 | ad20d42e091e4a7ddf6d072ab3af8779f1b1de0b402ca17c39336adc24bcec10 |
sha512 | db2d6f8eb6435933c40747ed7d76a780e05a92871f0783304936133babb71a56adf198a9d6db7c0614242447a4967e6b6a5649e8ce1c06cedea806dcb04b130e |
ripemd-160 | 967a1d646249a4b2d9f03dfc3235f0a06bb410b1 |
68135280 as geometric shapes
Circle
Radius = nDiameter | 136270560 |
---|---|
Circumference | 428106590.19657 |
Area | 1.4584581196444E+16 |
Sphere
Radius = nVolume | 1.3249660313366E+24 |
---|---|
Surface area | 5.8338324785777E+16 |
Circumference | 428106590.19657 |
Square
Length = nPerimeter | 272541120 |
---|---|
Area | 4642416380678400 |
Diagonal | 96357837.052088 |
Cube
Length = nSurface area | 27854498284070400 |
---|---|
Volume | 3.1631233997411E+23 |
Space diagonal | 118013766.74793 |
Equilateral Triangle
Length = nPerimeter | 204405840 |
---|---|
Area | 2.0102252603063E+15 |
Altitude | 59006883.373966 |
Triangular Pyramid
Length = nSurface area | 2.0102252603063E+15 |
---|---|
Volume | 3.7277766761446E+22 |
Height | 32119279.017363 |