987389930 (number)
987389930 is an even 9-digits composite number following 987389929 and preceding 987389931. In scientific notation, it is written as 9.87389930 × 10^8. The sum of its digits is 56. It has a total of 5 prime factors and 32 positive divisors. There are 389016576 positive integers (up to 987389930) that are relatively prime to 987389930.
Interesting facts
- 987389930 has 32 divisors, whose sum is 1804218624
- The reverse of 987389930 is 039983789
- Previous prime number is 103
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 56
- Digital Root 2
Name
Name | nine hundred eighty-seven million three hundred eighty-nine thousand nine hundred thirty |
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Notation
Scientific notation | 9.87389930 × 10^8 |
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Engineering notation | 9.87389930 × 10^6 |
Prime Factorization of 987389930
Prime Factorization 2 × 5 × 193 × 103 × 4967
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 987389930 | Product of the distinct prime numbers |
The prime factorization of 987389930 is 2 × 5 × 193 × 103 × 4967. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 987389930)
Multiplication
n×yn×2 | 1974779860 |
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n×3 | 2962169790 |
n×4 | 3949559720 |
n×5 | 4936949650 |
Division
n÷yn÷2 | 493694965 |
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n÷3 | 329129976.66667 |
n÷3 | 246847482.5 |
n÷5 | 197477986 |
Exponentiation
nyn2 | 974938873865404900 |
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n3 | 9.6264482642024E+26 |
n4 | 9.5050580777394E+35 |
n5 | 9.3851986300251E+44 |
Nth Root
y√n2√n | 31422.761336331 |
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3√n | 995.7788502995 |
4√n | 177.26466465805 |
5√n | 62.93579734768 |
Divisors of 987389930
32 divisors
τ | Total Divisors | 32 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -987389929 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.03125 | 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 | 32 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 987389930 can be divided by 32 positive divisors. The sum of these divisors (counting 987389930) is 1, the average is 0.03125.
Base conversion 987389930
Base | System | Value |
---|---|---|
2 | Binary | 111010110110100101111111101010 |
3 | Ternary | 2112210221121100102 |
4 | Quaternary | 322312211333222 |
5 | Quinary | 4010232434210 |
6 | Senary | 241551105402 |
8 | Octal | 7266457752 |
10 | Decimal | 987389930 |
12 | Duodecimal | 236812262 |
16 | Hexadecimal | 3ada5fea |
20 | Vigesimal | f8b3ega |
36 | Base36 | gbv6y2 |
Cryptographic Hash Functions
md5 | 2b677fa97222fa5d632b756ff1c25ca7 |
---|---|
sha1 | f6494daa35e9fa6b77a1fb41480753f12e9ef2ec |
sha256 | ed69e989c5e4b785d07e2eb2a3061abf53b06f36b4b9f36b2a6bbaee4bc2f29d |
sha512 | 031678e0d47454d4e80e95655d9a9111550b0b66ef3dcb9bf45ce9c818d7803a7dde168380f019d08e7905063eec8ae134a4fba5dda24836c33204f3261bb56d |
ripemd-160 | 6160c6ddf73f4f10575a54a4a1c7de810feba1f6 |
987389930 as geometric shapes
Circle
Radius = nDiameter | 1974779860 |
---|---|
Circumference | 6203953900.6331 |
Area | 3.0628608038347E+18 |
Sphere
Radius = nVolume | 4.0323172195974E+27 |
---|---|
Surface area | 1.2251443215339E+19 |
Circumference | 6203953900.6331 |
Square
Length = nPerimeter | 3949559720 |
---|---|
Area | 974938873865404900 |
Diagonal | 1396380230.3566 |
Cube
Length = nSurface area | 5849633243192429400 |
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Volume | 9.6264482642024E+26 |
Space diagonal | 1710209525.6419 |
Equilateral Triangle
Length = nPerimeter | 2962169790 |
---|---|
Area | 4.2216091595222E+17 |
Altitude | 855104762.82094 |
Triangular Pyramid
Length = nSurface area | 4.2216091595222E+17 |
---|---|
Volume | 1.1344878077265E+26 |
Height | 465460076.78554 |