664491387 (number)
664491387 is an odd 9-digits composite number following 664491386 and preceding 664491388. In scientific notation, it is written as 6.64491387 × 10^8. The sum of its digits is 48. It has a total of 5 prime factors and 32 positive divisors. There are 369550080 positive integers (up to 664491387) that are relatively prime to 664491387.
Interesting facts
- 664491387 has 32 divisors, whose sum is 1039772160
- The reverse of 664491387 is 783194466
- Previous prime number is 613
Basic properties
- Is Prime? no
- Number parity odd
- Number length 9
- Sum of Digits 48
- Digital Root 3
Name
Name | six hundred sixty-four million four hundred ninety-one thousand three hundred eighty-seven |
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Notation
Scientific notation | 6.64491387 × 10^8 |
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Engineering notation | 6.64491387 × 10^6 |
Prime Factorization of 664491387
Prime Factorization 3 × 7 × 41 × 613 × 1259
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 664491387 | Product of the distinct prime numbers |
The prime factorization of 664491387 is 3 × 7 × 41 × 613 × 1259. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 664491387)
Multiplication
n×yn×2 | 1328982774 |
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n×3 | 1993474161 |
n×4 | 2657965548 |
n×5 | 3322456935 |
Division
n÷yn÷2 | 332245693.5 |
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n÷3 | 221497129 |
n÷3 | 166122846.75 |
n÷5 | 132898277.4 |
Exponentiation
nyn2 | 441548803397183769 |
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n3 | 2.9340537679758E+26 |
n4 | 1.9496534578148E+35 |
n5 | 1.2955279303527E+44 |
Nth Root
y√n2√n | 25777.730447035 |
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3√n | 872.62928853674 |
4√n | 160.55444698617 |
5√n | 58.143058229949 |
Divisors of 664491387
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 | -664491386 | 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 664491387 can be divided by 32 positive divisors. The sum of these divisors (counting 664491387) is 1, the average is 0.03125.
Base conversion 664491387
Base | System | Value |
---|---|---|
2 | Binary | 100111100110110101010101111011 |
3 | Ternary | 1201022100122211010 |
4 | Quaternary | 213212311111323 |
5 | Quinary | 2330102211022 |
6 | Senary | 145534205003 |
8 | Octal | 4746652573 |
10 | Decimal | 664491387 |
12 | Duodecimal | 166653763 |
16 | Hexadecimal | 279b557b |
20 | Vigesimal | a7d1897 |
36 | Base36 | azmcu3 |
Cryptographic Hash Functions
md5 | fc15168b969b965cad7f7bcdbb362972 |
---|---|
sha1 | dc07fadde85d6731a8d953b43ea19771d3fbfe24 |
sha256 | 3b611f07a49ec4134c090bab26fbbbd437dcbd12e8cecc45c7bfdd93e58b62c9 |
sha512 | 9db2a3913bcfd513a09a5146ceb2a7d8a268d63aa6c82ab4517c095faa79fbad8d5c2b7c3ec74bf6452eb5ef974fd62973c1876ede472b27102207be2a12c805 |
ripemd-160 | bcb5e3cc3e91a29b5c2ef4047a41c7c26e7f89c1 |
664491387 as geometric shapes
Circle
Radius = nDiameter | 1328982774 |
---|---|
Circumference | 4175122519.5458 |
Area | 1.387166476954E+18 |
Sphere
Radius = nVolume | 1.2290135683614E+27 |
---|---|
Surface area | 5.5486659078158E+18 |
Circumference | 4175122519.5458 |
Square
Length = nPerimeter | 2657965548 |
---|---|
Area | 441548803397183769 |
Diagonal | 939732731.57551 |
Cube
Length = nSurface area | 2649292820383102614 |
---|---|
Volume | 2.9340537679758E+26 |
Space diagonal | 1150932843.4759 |
Equilateral Triangle
Length = nPerimeter | 1993474161 |
---|---|
Area | 1.9119624037629E+17 |
Altitude | 575466421.73796 |
Triangular Pyramid
Length = nSurface area | 1.9119624037629E+17 |
---|---|
Volume | 3.4578155261694E+25 |
Height | 313244243.8585 |