689781816 (number)
689781816 is an even 9-digits composite number following 689781815 and preceding 689781817. In scientific notation, it is written as 6.89781816 × 10^8. The sum of its digits is 54. It has a total of 6 prime factors and 32 positive divisors. There are 228890880 positive integers (up to 689781816) that are relatively prime to 689781816.
Interesting facts
- 689781816 has 32 divisors, whose sum is 1443523200
- The reverse of 689781816 is 618187986
- Previous prime number is 223
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 54
- Digital Root 9
Name
Name | six hundred eighty-nine million seven hundred eighty-one thousand eight hundred sixteen |
---|
Notation
Scientific notation | 6.89781816 × 10^8 |
---|---|
Engineering notation | 6.89781816 × 10^6 |
Prime Factorization of 689781816
Prime Factorization 2 × 2 × 2 × 9 × 223 × 42961
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 172445454 | Product of the distinct prime numbers |
The prime factorization of 689781816 is 2 × 2 × 2 × 9 × 223 × 42961. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 689781816)
Multiplication
n×yn×2 | 1379563632 |
---|---|
n×3 | 2069345448 |
n×4 | 2759127264 |
n×5 | 3448909080 |
Division
n÷yn÷2 | 344890908 |
---|---|
n÷3 | 229927272 |
n÷3 | 172445454 |
n÷5 | 137956363.2 |
Exponentiation
nyn2 | 475798953684257856 |
---|---|
n3 | 3.2819746632323E+26 |
n4 | 2.2638464432703E+35 |
n5 | 1.5615601107842E+44 |
Nth Root
y√n2√n | 26263.697683304 |
---|---|
3√n | 883.56244256068 |
4√n | 162.06078391549 |
5√n | 58.579053236021 |
Divisors of 689781816
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 | -689781815 | 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 689781816 can be divided by 32 positive divisors. The sum of these divisors (counting 689781816) is 1, the average is 0.03125.
Base conversion 689781816
Base | System | Value |
---|---|---|
2 | Binary | 101001000111010011110000111000 |
3 | Ternary | 1210001221112202200 |
4 | Quaternary | 221013103300320 |
5 | Quinary | 2403041004231 |
6 | Senary | 152240230200 |
8 | Octal | 5107236070 |
10 | Decimal | 689781816 |
12 | Duodecimal | 17300b360 |
16 | Hexadecimal | 291d3c38 |
20 | Vigesimal | afb2eag |
36 | Base36 | beof20 |
Cryptographic Hash Functions
md5 | 6775f522ee41493d67a614313151260f |
---|---|
sha1 | 6ad7d914b42de63bbe9cb993b86813fccf6c726e |
sha256 | ee4b9989d2831a72f7dcf7d6f532513fa2a780dcf07771795e5bd6f368163600 |
sha512 | 9dc4959328f05de6d9ab0b47b07a9d15bdab825d9e62dbe1e3f50509be78e0b0f3904ff1cd78f7473bf3ff5ece9f0152381d271b857410a384cd81e8044ed522 |
ripemd-160 | e4672a140c8687888943758e00596ad7e64175ce |
689781816 as geometric shapes
Circle
Radius = nDiameter | 1379563632 |
---|---|
Circumference | 4334026971.4509 |
Area | 1.4947664974802E+18 |
Sphere
Radius = nVolume | 1.3747503321704E+27 |
---|---|
Surface area | 5.9790659899207E+18 |
Circumference | 4334026971.4509 |
Square
Length = nPerimeter | 2759127264 |
---|---|
Area | 475798953684257856 |
Diagonal | 975498799.26554 |
Cube
Length = nSurface area | 2854793722105547136 |
---|---|
Volume | 3.2819746632323E+26 |
Space diagonal | 1194737151.4491 |
Equilateral Triangle
Length = nPerimeter | 2069345448 |
---|---|
Area | 2.0602699049231E+17 |
Altitude | 597368575.72456 |
Triangular Pyramid
Length = nSurface area | 2.0602699049231E+17 |
---|---|
Volume | 3.8678442334233E+25 |
Height | 325166266.42185 |