1661496720 (number)
1661496720 is an even 10-digits composite number following 1661496719 and preceding 1661496721. In scientific notation, it is written as 1.661496720 × 10^9. The sum of its digits is 42. It has a total of 7 prime factors and 40 positive divisors. There are 408983040 positive integers (up to 1661496720) that are relatively prime to 1661496720.
Interesting facts
- 1661496720 has 40 divisors, whose sum is 3697902208
- The reverse of 1661496720 is 0276941661
- Previous prime number is 13
Basic properties
- Is Prime? no
- Number parity even
- Number length 10
- Sum of Digits 42
- Digital Root 6
Name
| Name | one billion six hundred sixty-one million four hundred ninety-six thousand seven hundred twenty |
|---|
Notation
| Scientific notation | 1.661496720 × 10^9 |
|---|---|
| Engineering notation | 1.661496720 × 10^9 |
Prime Factorization of 1661496720
Prime Factorization 2 × 2 × 2 × 2 × 15 × 13 × 532531
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 207687090 | Product of the distinct prime numbers |
The prime factorization of 1661496720 is 2 × 2 × 2 × 2 × 15 × 13 × 532531. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 1661496720)
Multiplication
n×y| n×2 | 3322993440 |
|---|---|
| n×3 | 4984490160 |
| n×4 | 6645986880 |
| n×5 | 8307483600 |
Division
n÷y| n÷2 | 830748360 |
|---|---|
| n÷3 | 553832240 |
| n÷3 | 415374180 |
| n÷5 | 332299344 |
Exponentiation
ny| n2 | 2760571350570758400 |
|---|---|
| n3 | 4.5866802442993E+27 |
| n4 | 7.6207541815921E+36 |
| n5 | 1.2661858076641E+46 |
Nth Root
y√n| 2√n | 40761.461210315 |
|---|---|
| 3√n | 1184.403901797 |
| 4√n | 201.89467850915 |
| 5√n | 69.839303195555 |
Divisors of 1661496720
40 divisors
| τ | Total Divisors | 40 | Total number of the positive divisors of n |
|---|---|---|---|
| σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
| s | Aliquot Sum | -1661496719 | Sum of the proper positive divisors of n |
| A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 1661496720 can be divided by 40 positive divisors. The sum of these divisors (counting 1661496720) is 1, the average is 0.025.
Base conversion 1661496720
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1100011000010000110110110010000 |
| 3 | Ternary | 11021210101210000120 |
| 4 | Quaternary | 1203002012312100 |
| 5 | Quinary | 11400320343340 |
| 6 | Senary | 432511350240 |
| 8 | Octal | 14302066620 |
| 10 | Decimal | 1661496720 |
| 12 | Duodecimal | 3a4522380 |
| 16 | Hexadecimal | 63086d90 |
| 20 | Vigesimal | 15j471g0 |
| 36 | Base36 | rh7n2o |
Cryptographic Hash Functions
| md5 | 664d4e68d3411d850f5912b3fc0f6929 |
|---|---|
| sha1 | 784c0beced2bc8c56d89de2ff37b47c3e5e9bc9f |
| sha256 | 7eb248599ca9141df767bca0a36ff086ced4bcccdfcee2ab7e7d02b094f78114 |
| sha512 | a73564ccb7b645d52e4f2c2c8cd3be593e2963321b5ef7496a42e7ea5c335fb453f56015a5d9a811eab4282cb9370dfd615f60c1b44a99aaa6bda9e6f053e510 |
| ripemd-160 | b81eae3c9996443196e81119a2a15a9ad4ef3920 |
1661496720 as geometric shapes
Circle
Radius = n| Diameter | 3322993440 |
|---|---|
| Circumference | 10439491779.031 |
| Area | 8.6725906746635E+18 |
Sphere
Radius = n| Volume | 1.9212641279808E+28 |
|---|---|
| Surface area | 3.4690362698654E+19 |
| Circumference | 10439491779.031 |
Square
Length = n| Perimeter | 6645986880 |
|---|---|
| Area | 2760571350570758400 |
| Diagonal | 2349711195.2624 |
Cube
Length = n| Surface area | 1.6563428103425E+19 |
|---|---|
| Volume | 4.5866802442993E+27 |
| Space diagonal | 2877796735.649 |
Equilateral Triangle
Length = n| Perimeter | 4984490160 |
|---|---|
| Area | 1.1953624592769E+18 |
| Altitude | 1438898367.8245 |
Triangular Pyramid
Length = n| Surface area | 1.1953624592769E+18 |
|---|---|
| Volume | 5.405454506464E+26 |
| Height | 783237065.08747 |