987431349 (number)
987431349 is an odd 9-digits composite number following 987431348 and preceding 987431350. In scientific notation, it is written as 9.87431349 × 10^8. The sum of its digits is 48. It has a total of 5 prime factors and 32 positive divisors. There are 579481344 positive integers (up to 987431349) that are relatively prime to 987431349.
Interesting facts
- 987431349 has 32 divisors, whose sum is 1486080000
- The reverse of 987431349 is 943134789
- Previous prime number is 79
Basic properties
- Is Prime? no
- Number parity odd
- Number length 9
- Sum of Digits 48
- Digital Root 3
Name
Name | nine hundred eighty-seven million four hundred thirty-one thousand three hundred forty-nine |
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Notation
Scientific notation | 9.87431349 × 10^8 |
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Engineering notation | 9.87431349 × 10^6 |
Prime Factorization of 987431349
Prime Factorization 3 × 17 × 19 × 79 × 12899
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 987431349 | Product of the distinct prime numbers |
The prime factorization of 987431349 is 3 × 17 × 19 × 79 × 12899. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 987431349)
Multiplication
n×yn×2 | 1974862698 |
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n×3 | 2962294047 |
n×4 | 3949725396 |
n×5 | 4937156745 |
Division
n÷yn÷2 | 493715674.5 |
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n÷3 | 329143783 |
n÷3 | 246857837.25 |
n÷5 | 197486269.8 |
Exponentiation
nyn2 | 975020668987959801 |
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n3 | 9.6276597448166E+26 |
n4 | 9.5066530495373E+35 |
n5 | 9.3871672451796E+44 |
Nth Root
y√n2√n | 31423.420389894 |
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3√n | 995.79277373753 |
4√n | 177.26652360187 |
5√n | 62.936325344568 |
Divisors of 987431349
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 | -987431348 | 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 987431349 can be divided by 32 positive divisors. The sum of these divisors (counting 987431349) is 1, the average is 0.03125.
Base conversion 987431349
Base | System | Value |
---|---|---|
2 | Binary | 111010110110110000000110110101 |
3 | Ternary | 2112211000201011110 |
4 | Quaternary | 322312300012311 |
5 | Quinary | 4010240300344 |
6 | Senary | 241552025233 |
8 | Octal | 7266600665 |
10 | Decimal | 987431349 |
12 | Duodecimal | 236832219 |
16 | Hexadecimal | 3adb01b5 |
20 | Vigesimal | f8b8i79 |
36 | Base36 | gbw2wl |
Cryptographic Hash Functions
md5 | 7785ee39d8e424fd411d8c5521b838a0 |
---|---|
sha1 | 849156de88bbc1f1daa41b50a99d5ac8d3864d0c |
sha256 | 140db7e852bb1ff984f6230d331a861507c4928ab797721dac7a7c005f923d04 |
sha512 | ee9d0c494e0097fa4806874dc095bf4daae88e103f1ec4415325e6dec4e01b716d5a9da9a26ecf79c54e89cd4441f69b3bd008b8b7b0913036fb941c21be51d3 |
ripemd-160 | 2837229fd3ceafb4e5c0f01cfaaee4bc70ca19a9 |
987431349 as geometric shapes
Circle
Radius = nDiameter | 1974862698 |
---|---|
Circumference | 6204214143.8853 |
Area | 3.0631177707908E+18 |
Sphere
Radius = nVolume | 4.0328246834104E+27 |
---|---|
Surface area | 1.2252471083163E+19 |
Circumference | 6204214143.8853 |
Square
Length = nPerimeter | 3949725396 |
---|---|
Area | 975020668987959801 |
Diagonal | 1396438805.6682 |
Cube
Length = nSurface area | 5850124013927758806 |
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Volume | 9.6276597448166E+26 |
Space diagonal | 1710281265.4543 |
Equilateral Triangle
Length = nPerimeter | 2962294047 |
---|---|
Area | 4.2219633427924E+17 |
Altitude | 855140632.72714 |
Triangular Pyramid
Length = nSurface area | 4.2219633427924E+17 |
---|---|
Volume | 1.1346305820861E+26 |
Height | 465479601.88939 |