1318889985 (number)
1318889985 is an odd 10-digits composite number following 1318889984 and preceding 1318889986. In scientific notation, it is written as 1.318889985 × 10^9. The sum of its digits is 60. It has a total of 5 prime factors and 32 positive divisors. There are 578672640 positive integers (up to 1318889985) that are relatively prime to 1318889985.
Interesting facts
- 1318889985 has 32 divisors, whose sum is 1725403680
- The reverse of 1318889985 is 5899888131
- Previous prime number is 181
Basic properties
- Is Prime? no
- Number parity odd
- Number length 10
- Sum of Digits 60
- Digital Root 6
Name
Name | one billion three hundred eighteen million eight hundred eighty-nine thousand nine hundred eighty-five |
---|
Notation
Scientific notation | 1.318889985 × 10^9 |
---|---|
Engineering notation | 1.318889985 × 10^9 |
Prime Factorization of 1318889985
Prime Factorization 21 × 5 × 29 × 181 × 2393
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 1318889985 | Product of the distinct prime numbers |
The prime factorization of 1318889985 is 21 × 5 × 29 × 181 × 2393. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 1318889985)
Multiplication
n×yn×2 | 2637779970 |
---|---|
n×3 | 3956669955 |
n×4 | 5275559940 |
n×5 | 6594449925 |
Division
n÷yn÷2 | 659444992.5 |
---|---|
n÷3 | 439629995 |
n÷3 | 329722496.25 |
n÷5 | 263777997 |
Exponentiation
nyn2 | 1739470792533300225 |
---|---|
n3 | 2.2941706074722E+27 |
n4 | 3.0257586380764E+36 |
n5 | 3.9906427647862E+45 |
Nth Root
y√n2√n | 36316.524957655 |
---|---|
3√n | 1096.6537385213 |
4√n | 190.56895066525 |
5√n | 66.687081924147 |
Divisors of 1318889985
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 | -1318889984 | 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 1318889985 can be divided by 32 positive divisors. The sum of these divisors (counting 1318889985) is 1, the average is 0.03125.
Base conversion 1318889985
Base | System | Value |
---|---|---|
2 | Binary | 1001110100111001010101000000001 |
3 | Ternary | 10101220201112221020 |
4 | Quaternary | 1032213022220001 |
5 | Quinary | 10200113434420 |
6 | Senary | 334512220053 |
8 | Octal | 11647125001 |
10 | Decimal | 1318889985 |
12 | Duodecimal | 30983a629 |
16 | Hexadecimal | 4e9caa01 |
20 | Vigesimal | 10c314j5 |
36 | Base36 | lt8e0x |
Cryptographic Hash Functions
md5 | 26d94dce9b3662d327419620cc384b37 |
---|---|
sha1 | 4789f6ffabb8b42a9199fdf97614b110aa8fb0ce |
sha256 | 44ff224cdb3f14ea2e6b93e6ff9a8f28433e8a1f23f8cab122a138021f664bd4 |
sha512 | 4f3feffbcca86a462c1dad623fa55a28cbe5068a4b4cba0ee2137cc7b5610aab59c4c9a5f71004ad00fb1ef4e462f5c4a320f5819da199230b872c0da2204526 |
ripemd-160 | 5844e9207529a1e8371db591ecb76417aad01092 |
1318889985 as geometric shapes
Circle
Radius = nDiameter | 2637779970 |
---|---|
Circumference | 8286830175.5383 |
Area | 5.4647086629566E+18 |
Sphere
Radius = nVolume | 9.6097993686883E+27 |
---|---|
Surface area | 2.1858834651827E+19 |
Circumference | 8286830175.5383 |
Square
Length = nPerimeter | 5275559940 |
---|---|
Area | 1739470792533300225 |
Diagonal | 1865192104.065 |
Cube
Length = nSurface area | 1.04368247552E+19 |
---|---|
Volume | 2.2941706074722E+27 |
Space diagonal | 2284384463.6138 |
Equilateral Triangle
Length = nPerimeter | 3956669955 |
---|---|
Area | 7.5321294773744E+17 |
Altitude | 1142192231.8069 |
Triangular Pyramid
Length = nSurface area | 7.5321294773744E+17 |
---|---|
Volume | 2.7037059895707E+26 |
Height | 621730701.35502 |