82142788 (number)
82142788 is an even 8-digits composite number following 82142787 and preceding 82142789. In scientific notation, it is written as 8.2142788 × 10^7. The sum of its digits is 40. It has a total of 6 prime factors and 36 positive divisors. There are 32494176 positive integers (up to 82142788) that are relatively prime to 82142788.
Interesting facts
- 82142788 has 36 divisors, whose sum is 177905280
- The reverse of 82142788 is 88724128
- Previous prime number is 13
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 40
- Digital Root 4
Name
Name | eighty-two million one hundred forty-two thousand seven hundred eighty-eight |
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Notation
Scientific notation | 8.2142788 × 10^7 |
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Engineering notation | 8.2142788 × 10^6 |
Prime Factorization of 82142788
Prime Factorization 2 × 2 × 7 × 13 × 13 × 17359
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 3159338 | Product of the distinct prime numbers |
The prime factorization of 82142788 is 2 × 2 × 7 × 13 × 13 × 17359. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 82142788)
Multiplication
n×yn×2 | 164285576 |
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n×3 | 246428364 |
n×4 | 328571152 |
n×5 | 410713940 |
Division
n÷yn÷2 | 41071394 |
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n÷3 | 27380929.333333 |
n÷3 | 20535697 |
n÷5 | 16428557.6 |
Exponentiation
nyn2 | 6747437620412944 |
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n3 | 5.542533379968E+23 |
n4 | 4.5527914441364E+31 |
n5 | 3.7397898240391E+39 |
Nth Root
y√n2√n | 9063.2658572945 |
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3√n | 434.70017300811 |
4√n | 95.201186217896 |
5√n | 38.274884411574 |
Divisors of 82142788
36 divisors
τ | Total Divisors | 36 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -82142787 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.027777777777778 | 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 | 36 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 82142788 can be divided by 36 positive divisors. The sum of these divisors (counting 82142788) is 1, the average is 0.027777777777778.
Base conversion 82142788
Base | System | Value |
---|---|---|
2 | Binary | 100111001010110011001000100 |
3 | Ternary | 12201120021201111 |
4 | Quaternary | 10321112121010 |
5 | Quinary | 132012032123 |
6 | Senary | 12052334404 |
8 | Octal | 471263104 |
10 | Decimal | 82142788 |
12 | Duodecimal | 23614404 |
16 | Hexadecimal | 4e56644 |
20 | Vigesimal | 15d7gj8 |
36 | Base36 | 1cwls4 |
Cryptographic Hash Functions
md5 | 8c3adc797796796ac1c5382457232037 |
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sha1 | 59b4f14b1d1951294c86bf7adbdf41d47cd08a58 |
sha256 | 6a33970f97324a0853b8a845688bc8ac5c229bae7f19ce04c139f83f854c4e8e |
sha512 | 8065688c41151e51a4ef09dd0882d63108651a549cbe1b14c07eb6b46ebdc0141af61a44aafea1aa6cd15b09e32e406fc63a2d5015c66051feb482c61eba7e9f |
ripemd-160 | 375c47fa49a50123c6305cfcdd7db51b3cdf05c7 |
82142788 as geometric shapes
Circle
Radius = nDiameter | 164285576 |
---|---|
Circumference | 516118358.65237 |
Area | 2.1197700458845E+16 |
Sphere
Radius = nVolume | 2.3216509531712E+24 |
---|---|
Surface area | 8.4790801835379E+16 |
Circumference | 516118358.65237 |
Square
Length = nPerimeter | 328571152 |
---|---|
Area | 6747437620412944 |
Diagonal | 116167444.84074 |
Cube
Length = nSurface area | 40484625722477664 |
---|---|
Volume | 5.542533379968E+23 |
Space diagonal | 142275482.29136 |
Equilateral Triangle
Length = nPerimeter | 246428364 |
---|---|
Area | 2.9217261948642E+15 |
Altitude | 71137741.14568 |
Triangular Pyramid
Length = nSurface area | 2.9217261948642E+15 |
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Volume | 6.5319382298803E+22 |
Height | 38722481.613579 |