388219920 (number)
388219920 is an even 9-digits composite number following 388219919 and preceding 388219921. In scientific notation, it is written as 3.88219920 × 10^8. The sum of its digits is 42. It has a total of 9 prime factors and 160 positive divisors. There are 93611520 positive integers (up to 388219920) that are relatively prime to 388219920.
Interesting facts
- 388219920 has 160 divisors, whose sum is 1319915520
- The reverse of 388219920 is 029912883
- Previous prime number is 307
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 42
- Digital Root 6
Name
Name | three hundred eighty-eight million two hundred nineteen thousand nine hundred twenty |
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Notation
Scientific notation | 3.88219920 × 10^8 |
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Engineering notation | 3.88219920 × 10^6 |
Prime Factorization of 388219920
Prime Factorization 2 × 2 × 2 × 2 × 3 × 5 × 11 × 307 × 479
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 48527490 | Product of the distinct prime numbers |
The prime factorization of 388219920 is 2 × 2 × 2 × 2 × 3 × 5 × 11 × 307 × 479. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 388219920)
Multiplication
n×yn×2 | 776439840 |
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n×3 | 1164659760 |
n×4 | 1552879680 |
n×5 | 1941099600 |
Division
n÷yn÷2 | 194109960 |
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n÷3 | 129406640 |
n÷3 | 97054980 |
n÷5 | 77643984 |
Exponentiation
nyn2 | 150714706284806400 |
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n3 | 5.8510451216711E+25 |
n4 | 2.2714922690515E+34 |
n5 | 8.8183854697181E+42 |
Nth Root
y√n2√n | 19703.297186004 |
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3√n | 729.50107899208 |
4√n | 140.36843372356 |
5√n | 52.21743840847 |
Divisors of 388219920
160 divisors
τ | Total Divisors | 160 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -388219919 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.00625 | 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 | 160 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 388219920 can be divided by 160 positive divisors. The sum of these divisors (counting 388219920) is 1, the average is 0.00625.
Base conversion 388219920
Base | System | Value |
---|---|---|
2 | Binary | 10111001000111100010000010000 |
3 | Ternary | 1000001111121121120 |
4 | Quaternary | 113020330100100 |
5 | Quinary | 1243341014140 |
6 | Senary | 102304522240 |
8 | Octal | 2710742020 |
10 | Decimal | 388219920 |
12 | Duodecimal | aa020380 |
16 | Hexadecimal | 1723c410 |
20 | Vigesimal | 61679g0 |
36 | Base36 | 6f4weo |
Cryptographic Hash Functions
md5 | 43e6b4ccd5eea37acaadabc9f018548a |
---|---|
sha1 | 248b42e061af0abdaa4cf1ade5b48f366ca668c2 |
sha256 | 974689ffb26b2de59c5fcdef03c87c2a7d1aa3e545e1990f102a508ac1da8c45 |
sha512 | 8a70dbe5b2fe0dab8b9e57e751cec712ecf73b4660c0ccec5fbea2393cad11e3387b5f6b25fb2567d991719d72bb96a3174abb58dd13e678ad4e19d303d0abc0 |
ripemd-160 | cc7dc6f83355027950762c174fd90dbf93920746 |
388219920 as geometric shapes
Circle
Radius = nDiameter | 776439840 |
---|---|
Circumference | 2439257697.2984 |
Area | 4.7348421405229E+17 |
Sphere
Radius = nVolume | 2.4508800493419E+26 |
---|---|
Surface area | 1.8939368562092E+18 |
Circumference | 2439257697.2984 |
Square
Length = nPerimeter | 1552879680 |
---|---|
Area | 150714706284806400 |
Diagonal | 549025876.0474 |
Cube
Length = nSurface area | 904288237708838400 |
---|---|
Volume | 5.8510451216711E+25 |
Space diagonal | 672416625.95032 |
Equilateral Triangle
Length = nPerimeter | 1164659760 |
---|---|
Area | 6.5261382183276E+16 |
Altitude | 336208312.97516 |
Triangular Pyramid
Length = nSurface area | 6.5261382183276E+16 |
---|---|
Volume | 6.8955228042702E+24 |
Height | 183008625.34913 |