82807890 (number)
82807890 is an even 8-digits composite number following 82807889 and preceding 82807891. In scientific notation, it is written as 8.2807890 × 10^7. The sum of its digits is 42. It has a total of 7 prime factors and 128 positive divisors. There are 18547200 positive integers (up to 82807890) that are relatively prime to 82807890.
Interesting facts
- 82807890 has 128 divisors, whose sum is 233902080
- The reverse of 82807890 is 09870828
- Previous prime number is 47
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 42
- Digital Root 6
Name
Name | eighty-two million eight hundred seven thousand eight hundred ninety |
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Notation
Scientific notation | 8.2807890 × 10^7 |
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Engineering notation | 8.2807890 × 10^6 |
Prime Factorization of 82807890
Prime Factorization 2 × 5 × 11 × 3 × 19 × 47 × 281
Composite numberω | Distinct Factors | 7 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 82807890 | Product of the distinct prime numbers |
The prime factorization of 82807890 is 2 × 5 × 11 × 3 × 19 × 47 × 281. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 82807890)
Multiplication
n×yn×2 | 165615780 |
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n×3 | 248423670 |
n×4 | 331231560 |
n×5 | 414039450 |
Division
n÷yn÷2 | 41403945 |
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n÷3 | 27602630 |
n÷3 | 20701972.5 |
n÷5 | 16561578 |
Exponentiation
nyn2 | 6857146646252100 |
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n3 | 5.6782584519671E+23 |
n4 | 4.7020460128206E+31 |
n5 | 3.8936650900459E+39 |
Nth Root
y√n2√n | 9099.8840651956 |
---|---|
3√n | 435.87026201849 |
4√n | 95.393312476271 |
5√n | 38.33666622571 |
Divisors of 82807890
128 divisors
τ | Total Divisors | 128 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -82807889 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0078125 | 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 | 128 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 82807890 can be divided by 128 positive divisors. The sum of these divisors (counting 82807890) is 1, the average is 0.0078125.
Base conversion 82807890
Base | System | Value |
---|---|---|
2 | Binary | 100111011111000110001010010 |
3 | Ternary | 12202211002001220 |
4 | Quaternary | 10323320301102 |
5 | Quinary | 132144323030 |
6 | Senary | 12114505510 |
8 | Octal | 473706122 |
10 | Decimal | 82807890 |
12 | Duodecimal | 23895296 |
16 | Hexadecimal | 4ef8c52 |
20 | Vigesimal | 15hajea |
36 | Base36 | 1dauz6 |
Cryptographic Hash Functions
md5 | 072b4819afbd0695c7afcca6f24ead08 |
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sha1 | 4cfeb89d53e0e720cab9ab8faaadc9b43a3bf81c |
sha256 | 819c12dcf991f3874d1597c115b9af621324f653f807bb1a195b71ae0c11f5b5 |
sha512 | 438700cbe15383445c83622af3d9114f603c55b70bed1fae9f67ef24e89df949d9a01f29cea617ee81f60e255f0214f11cd8c0098258fd64f7d7abb9615e5220 |
ripemd-160 | e5398e5935a18c1e1353d75e6dd62874d3bb60db |
82807890 as geometric shapes
Circle
Radius = nDiameter | 165615780 |
---|---|
Circumference | 520297317.76654 |
Area | 2.1542361528453E+16 |
Sphere
Radius = nVolume | 2.3785033383845E+24 |
---|---|
Surface area | 8.6169446113814E+16 |
Circumference | 520297317.76654 |
Square
Length = nPerimeter | 331231560 |
---|---|
Area | 6857146646252100 |
Diagonal | 117108041.1095 |
Cube
Length = nSurface area | 41142879877512600 |
---|---|
Volume | 5.6782584519671E+23 |
Space diagonal | 143427472.74757 |
Equilateral Triangle
Length = nPerimeter | 248423670 |
---|---|
Area | 2.9692315965648E+15 |
Altitude | 71713736.373787 |
Triangular Pyramid
Length = nSurface area | 2.9692315965648E+15 |
---|---|
Volume | 6.691891761193E+22 |
Height | 39036013.703166 |