389905780 (number)
389905780 is an even 9-digits composite number following 389905779 and preceding 389905781. In scientific notation, it is written as 3.89905780 × 10^8. The sum of its digits is 49. It has a total of 7 prime factors and 96 positive divisors. There are 138153600 positive integers (up to 389905780) that are relatively prime to 389905780.
Interesting facts
- 389905780 has 96 divisors, whose sum is 916489728
- The reverse of 389905780 is 087509983
- Previous prime number is 131
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 49
- Digital Root 4
Name
Name | three hundred eighty-nine million nine hundred five thousand seven hundred eighty |
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Notation
Scientific notation | 3.89905780 × 10^8 |
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Engineering notation | 3.89905780 × 10^6 |
Prime Factorization of 389905780
Prime Factorization 2 × 2 × 5 × 11 × 163 × 131 × 83
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 194952890 | Product of the distinct prime numbers |
The prime factorization of 389905780 is 2 × 2 × 5 × 11 × 163 × 131 × 83. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 389905780)
Multiplication
n×yn×2 | 779811560 |
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n×3 | 1169717340 |
n×4 | 1559623120 |
n×5 | 1949528900 |
Division
n÷yn÷2 | 194952890 |
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n÷3 | 129968593.33333 |
n÷3 | 97476445 |
n÷5 | 77981156 |
Exponentiation
nyn2 | 152026517277408400 |
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n3 | 5.9276017799731E+25 |
n4 | 2.3112061955498E+34 |
n5 | 9.0115265441668E+42 |
Nth Root
y√n2√n | 19746.032006456 |
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3√n | 730.5555163558 |
4√n | 140.52057502891 |
5√n | 52.262711085982 |
Divisors of 389905780
96 divisors
τ | Total Divisors | 96 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -389905779 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.010416666666667 | 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 | 96 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 389905780 can be divided by 96 positive divisors. The sum of these divisors (counting 389905780) is 1, the average is 0.010416666666667.
Base conversion 389905780
Base | System | Value |
---|---|---|
2 | Binary | 10111001111010111110101110100 |
3 | Ternary | 1000011200021011211 |
4 | Quaternary | 113033113311310 |
5 | Quinary | 1244303441110 |
6 | Senary | 102405011204 |
8 | Octal | 2717276564 |
10 | Decimal | 389905780 |
12 | Duodecimal | aa6b3b04 |
16 | Hexadecimal | 173d7d74 |
20 | Vigesimal | 61gi490 |
36 | Base36 | 6g5184 |
Cryptographic Hash Functions
md5 | 12fae80506eae8d02abab3c15405de88 |
---|---|
sha1 | accf946d18e34ff991510f3daee116a47b2cfd55 |
sha256 | 892e27188444749b31b86d8d465cfd4529dce75ed8cf418ffa43670fdc96885c |
sha512 | 6bbe49b0eddac341d7452c266e00859716d20ad279a366a320d3c0b4a38f6b7231c95660e3a777bf5715121c6b42d944d377d55ee7b59c10bf53aec76adb8832 |
ripemd-160 | 31868f9cfd2fbb235f3608ee9e68918f911d04d4 |
389905780 as geometric shapes
Circle
Radius = nDiameter | 779811560 |
---|---|
Circumference | 2449850268.0804 |
Area | 4.7760538982955E+17 |
Sphere
Radius = nVolume | 2.4829480273826E+26 |
---|---|
Surface area | 1.9104215593182E+18 |
Circumference | 2449850268.0804 |
Square
Length = nPerimeter | 1559623120 |
---|---|
Area | 152026517277408400 |
Diagonal | 551410042.12366 |
Cube
Length = nSurface area | 912159103664450400 |
---|---|
Volume | 5.9276017799731E+25 |
Space diagonal | 675336621.12477 |
Equilateral Triangle
Length = nPerimeter | 1169717340 |
---|---|
Area | 6.5829413005555E+16 |
Altitude | 337668310.56239 |
Triangular Pyramid
Length = nSurface area | 6.5829413005555E+16 |
---|---|
Volume | 6.9857456913208E+24 |
Height | 183803347.37455 |