163906990 (number)
163906990 is an even 9-digits composite number following 163906989 and preceding 163906991. In scientific notation, it is written as 1.63906990 × 10^8. The sum of its digits is 43. It has a total of 5 prime factors and 32 positive divisors. There are 59927040 positive integers (up to 163906990) that are relatively prime to 163906990.
Interesting facts
- 163906990 has 32 divisors, whose sum is 320838336
- The reverse of 163906990 is 099609361
- Previous prime number is 103
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 43
- Digital Root 7
Name
Name | one hundred sixty-three million nine hundred six thousand nine hundred ninety |
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Notation
Scientific notation | 1.63906990 × 10^8 |
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Engineering notation | 1.63906990 × 10^6 |
Prime Factorization of 163906990
Prime Factorization 2 × 5 × 13 × 103 × 12241
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 163906990 | Product of the distinct prime numbers |
The prime factorization of 163906990 is 2 × 5 × 13 × 103 × 12241. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 163906990)
Multiplication
n×yn×2 | 327813980 |
---|---|
n×3 | 491720970 |
n×4 | 655627960 |
n×5 | 819534950 |
Division
n÷yn÷2 | 81953495 |
---|---|
n÷3 | 54635663.333333 |
n÷3 | 40976747.5 |
n÷5 | 32781398 |
Exponentiation
nyn2 | 26865501370860100 |
---|---|
n3 | 4.4034434645386E+24 |
n4 | 7.2175516390769E+32 |
n5 | 1.1830071643307E+41 |
Nth Root
y√n2√n | 12802.616529444 |
---|---|
3√n | 547.26687043644 |
4√n | 113.14864793467 |
5√n | 43.946014531937 |
Divisors of 163906990
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 | -163906989 | 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 163906990 can be divided by 32 positive divisors. The sum of these divisors (counting 163906990) is 1, the average is 0.03125.
Base conversion 163906990
Base | System | Value |
---|---|---|
2 | Binary | 1001110001010000010110101110 |
3 | Ternary | 102102102100010021 |
4 | Quaternary | 21301100112232 |
5 | Quinary | 313430010430 |
6 | Senary | 24133032354 |
8 | Octal | 1161202656 |
10 | Decimal | 163906990 |
12 | Duodecimal | 46a856ba |
16 | Hexadecimal | 9c505ae |
20 | Vigesimal | 2b4879a |
36 | Base36 | 2pl3fy |
Cryptographic Hash Functions
md5 | bf026e1968ca54b4a2cb800d427b96c4 |
---|---|
sha1 | 49dd60a30d2040605cce5b73423ba3e587d6caf7 |
sha256 | f1ac112b5a735aab05a8da88e222c854ed4344af81d6667b3062d489ca379052 |
sha512 | 8c0324d0f386d8f4288ffd47cdb5bb06988d42d7528329496ad46387adba052dab643153021ece07c5237d6c9e6929d2f6fa6cc522bf783a766b52acf9c3abd6 |
ripemd-160 | 91eed4cadaa305c5b13ed732cf5dd9e72862fa8a |
163906990 as geometric shapes
Circle
Radius = nDiameter | 327813980 |
---|---|
Circumference | 1029857991.312 |
Area | 8.4400461741701E+16 |
Sphere
Radius = nVolume | 1.844510085159E+25 |
---|---|
Surface area | 3.376018469668E+17 |
Circumference | 1029857991.312 |
Square
Length = nPerimeter | 655627960 |
---|---|
Area | 26865501370860100 |
Diagonal | 231799488.22575 |
Cube
Length = nSurface area | 161193008225160600 |
---|---|
Volume | 4.4034434645386E+24 |
Space diagonal | 283895234.39568 |
Equilateral Triangle
Length = nPerimeter | 491720970 |
---|---|
Area | 1.1633103336285E+16 |
Altitude | 141947617.19784 |
Triangular Pyramid
Length = nSurface area | 1.1633103336285E+16 |
---|---|
Volume | 5.189507890578E+23 |
Height | 77266496.07525 |