987390690 (number)
987390690 is an even 9-digits composite number following 987390689 and preceding 987390691. In scientific notation, it is written as 9.87390690 × 10^8. The sum of its digits is 51. It has a total of 5 prime factors and 32 positive divisors. There are 211326720 positive integers (up to 987390690) that are relatively prime to 987390690.
Interesting facts
- 987390690 has 32 divisors, whose sum is 2017612800
- The reverse of 987390690 is 096093789
- Previous prime number is 3
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 51
- Digital Root 6
Name
Name | nine hundred eighty-seven million three hundred ninety thousand six hundred ninety |
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Notation
Scientific notation | 9.87390690 × 10^8 |
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Engineering notation | 9.87390690 × 10^6 |
Prime Factorization of 987390690
Prime Factorization 2 × 299 × 55 × 3 × 10007
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 987390690 | Product of the distinct prime numbers |
The prime factorization of 987390690 is 2 × 299 × 55 × 3 × 10007. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 987390690)
Multiplication
n×yn×2 | 1974781380 |
---|---|
n×3 | 2962172070 |
n×4 | 3949562760 |
n×5 | 4936953450 |
Division
n÷yn÷2 | 493695345 |
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n÷3 | 329130230 |
n÷3 | 246847672.5 |
n÷5 | 197478138 |
Exponentiation
nyn2 | 974940374698676100 |
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n3 | 9.6264704928258E+26 |
n4 | 9.5050873421759E+35 |
n5 | 9.3852347493014E+44 |
Nth Root
y√n2√n | 31422.773429473 |
---|---|
3√n | 995.7791057851 |
4√n | 177.26469876846 |
5√n | 62.93580703609 |
Divisors of 987390690
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 | -987390689 | 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 987390690 can be divided by 32 positive divisors. The sum of these divisors (counting 987390690) is 1, the average is 0.03125.
Base conversion 987390690
Base | System | Value |
---|---|---|
2 | Binary | 111010110110100110001011100010 |
3 | Ternary | 2112210221122101120 |
4 | Quaternary | 322312212023202 |
5 | Quinary | 4010233000230 |
6 | Senary | 241551113110 |
8 | Octal | 7266461342 |
10 | Decimal | 987390690 |
12 | Duodecimal | 236812796 |
16 | Hexadecimal | 3ada62e2 |
20 | Vigesimal | f8b3gea |
36 | Base36 | gbv7j6 |
Cryptographic Hash Functions
md5 | 44041e14e0f13ebf6f05344141b7d878 |
---|---|
sha1 | 636ff25012e79d10ed15aecbee4360221ff0fded |
sha256 | 651ab2a8ea59f0dcf0100608fbedc3aa8e977f544366dbd9cf1780056f09ad55 |
sha512 | 48e2b98497b10b683197d0e073494cc41a2af64cc7a383162dfb1e605598322b9630b358ee818b6574d7ac69e150096ea0dce40dba5698bd625c275f2cabd48f |
ripemd-160 | 510a1800d53df92626106d88c6dba6364ae0836a |
987390690 as geometric shapes
Circle
Radius = nDiameter | 1974781380 |
---|---|
Circumference | 6203958675.8539 |
Area | 3.0628655188414E+18 |
Sphere
Radius = nVolume | 4.0323265307014E+27 |
---|---|
Surface area | 1.2251462075366E+19 |
Circumference | 6203958675.8539 |
Square
Length = nPerimeter | 3949562760 |
---|---|
Area | 974940374698676100 |
Diagonal | 1396381305.1589 |
Cube
Length = nSurface area | 5849642248192056600 |
---|---|
Volume | 9.6264704928258E+26 |
Space diagonal | 1710210842.0005 |
Equilateral Triangle
Length = nPerimeter | 2962172070 |
---|---|
Area | 4.2216156583209E+17 |
Altitude | 855105421.00025 |
Triangular Pyramid
Length = nSurface area | 4.2216156583209E+17 |
---|---|
Volume | 1.1344904273949E+26 |
Height | 465460435.05298 |