40389986 (number)
40389986 is an even 8-digits composite number following 40389985 and preceding 40389987. In scientific notation, it is written as 4.0389986 × 10^7. The sum of its digits is 47. It has a total of 6 prime factors and 48 positive divisors. There are 15567552 positive integers (up to 40389986) that are relatively prime to 40389986.
Interesting facts
- 40389986 has 48 divisors, whose sum is 76912704
- The reverse of 40389986 is 68998304
- Previous prime number is 43
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 47
- Digital Root 2
Name
Name | forty million three hundred eighty-nine thousand nine hundred eighty-six |
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Notation
Scientific notation | 4.0389986 × 10^7 |
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Engineering notation | 4.0389986 × 10^6 |
Prime Factorization of 40389986
Prime Factorization 2 × 7 × 13 × 13 × 43 × 397
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 3106922 | Product of the distinct prime numbers |
The prime factorization of 40389986 is 2 × 7 × 13 × 13 × 43 × 397. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 40389986)
Multiplication
n×yn×2 | 80779972 |
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n×3 | 121169958 |
n×4 | 161559944 |
n×5 | 201949930 |
Division
n÷yn÷2 | 20194993 |
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n÷3 | 13463328.666667 |
n÷3 | 10097496.5 |
n÷5 | 8077997.2 |
Exponentiation
nyn2 | 1631350969080196 |
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n3 | 6.5890242802236E+22 |
n4 | 2.6613059843189E+30 |
n5 | 1.0749011144836E+38 |
Nth Root
y√n2√n | 6355.3116367335 |
---|---|
3√n | 343.10304117478 |
4√n | 79.720208458919 |
5√n | 33.208919124917 |
Divisors of 40389986
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -40389985 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 40389986 can be divided by 48 positive divisors. The sum of these divisors (counting 40389986) is 1, the average is 0.020833333333333.
Base conversion 40389986
Base | System | Value |
---|---|---|
2 | Binary | 10011010000100110101100010 |
3 | Ternary | 2211000000122102 |
4 | Quaternary | 2122010311202 |
5 | Quinary | 40314434421 |
6 | Senary | 4001410402 |
8 | Octal | 232046542 |
10 | Decimal | 40389986 |
12 | Duodecimal | 11639a02 |
16 | Hexadecimal | 2684d62 |
20 | Vigesimal | cc8ej6 |
36 | Base36 | o1p42 |
Cryptographic Hash Functions
md5 | 3d0c43e18c96156b21fa6ee2d8f394e3 |
---|---|
sha1 | 2e633f4960de41e298ef3c2fdcefa62e440efde9 |
sha256 | c1df19fa5673fa4a70168088388dcdceca309c46be9b55b374cb5aed9fdb11cd |
sha512 | 5cd3b4fe1f09097e0eec96c75c6d4b97fddc77b50b1c22e6bcf93d3284321e9da97af53797d5f17682583b89bc2e23c14be6ccc3842d6b101a5c24b835babbd5 |
ripemd-160 | 30e30fa2152cba5b73ade69e001970d24a56d45c |
40389986 as geometric shapes
Circle
Radius = nDiameter | 80779972 |
---|---|
Circumference | 253777766.59239 |
Area | 5.1250402198889E+15 |
Sphere
Radius = nVolume | 2.76000403641E+23 |
---|---|
Surface area | 2.0500160879556E+16 |
Circumference | 253777766.59239 |
Square
Length = nPerimeter | 161559944 |
---|---|
Area | 1631350969080196 |
Diagonal | 57120065.985259 |
Cube
Length = nSurface area | 9788105814481176 |
---|---|
Volume | 6.5890242802236E+22 |
Space diagonal | 69957507.868996 |
Equilateral Triangle
Length = nPerimeter | 121169958 |
---|---|
Area | 7.0639569085591E+14 |
Altitude | 34978753.934498 |
Triangular Pyramid
Length = nSurface area | 7.0639569085591E+14 |
---|---|
Volume | 7.7652395832481E+21 |
Height | 19040021.995086 |