1661520 (number)
1661520 is an even 7-digits composite number following 1661519 and preceding 1661521. In scientific notation, it is written as 1.661520 × 10^6. The sum of its digits is 21. It has a total of 7 prime factors and 40 positive divisors. There are 354816 positive integers (up to 1661520) that are relatively prime to 1661520.
Interesting facts
- 1661520 has 40 divisors, whose sum is 3470016
- The reverse of 1661520 is 0251661
- Previous prime number is 43
Basic properties
- Is Prime? no
- Number parity even
- Number length 7
- Sum of Digits 21
- Digital Root 3
Name
| Name | one million six hundred sixty-one thousand five hundred twenty |
|---|
Notation
| Scientific notation | 1.661520 × 10^6 |
|---|---|
| Engineering notation | 1.661520 × 10^6 |
Prime Factorization of 1661520
Prime Factorization 2 × 2 × 2 × 2 × 105 × 43 × 23
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 207690 | Product of the distinct prime numbers |
The prime factorization of 1661520 is 2 × 2 × 2 × 2 × 105 × 43 × 23. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 1661520)
Multiplication
n×y| n×2 | 3323040 |
|---|---|
| n×3 | 4984560 |
| n×4 | 6646080 |
| n×5 | 8307600 |
Division
n÷y| n÷2 | 830760 |
|---|---|
| n÷3 | 553840 |
| n÷3 | 415380 |
| n÷5 | 332304 |
Exponentiation
ny| n2 | 2760648710400 |
|---|---|
| n3 | 4586873045303808000 |
| n4 | 7.6211813022332E+24 |
| n5 | 1.2662745157286E+31 |
Nth Root
y√n| 2√n | 1288.9996121023 |
|---|---|
| 3√n | 118.4409433515 |
| 4√n | 35.902640739956 |
| 5√n | 17.542888968195 |
Divisors of 1661520
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 | -1661519 | 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 1661520 can be divided by 40 positive divisors. The sum of these divisors (counting 1661520) is 1, the average is 0.025.
Base conversion 1661520
| Base | System | Value |
|---|---|---|
| 2 | Binary | 110010101101001010000 |
| 3 | Ternary | 10010102011210 |
| 4 | Quaternary | 12111221100 |
| 5 | Quinary | 411132040 |
| 6 | Senary | 55340120 |
| 8 | Octal | 6255120 |
| 10 | Decimal | 1661520 |
| 12 | Duodecimal | 681640 |
| 16 | Hexadecimal | 195a50 |
| 20 | Vigesimal | a7dg0 |
| 36 | Base36 | zm1c |
Cryptographic Hash Functions
| md5 | e4a331d0249ff231ee1f05bcb1756af4 |
|---|---|
| sha1 | 41ee5ed5b6436768344d732d9b76e3f949232873 |
| sha256 | d9e6b4be3e9108d573886f111cbc2281c267a07d5f4c6fd25cba72cdf0bb73d7 |
| sha512 | 4703dce320d01403d4c4a23e5ac7f389f8c201d5c8b036a8e8577acc9592bf0627b70753a0604d8a1c3b79a4723d02fadcb3bee9c9c753d75fa0ef81f111e311 |
| ripemd-160 | eb35c77c67ba6b5cde852887fa97286889d2f810 |
1661520 as geometric shapes
Circle
Radius = n| Diameter | 3323040 |
|---|---|
| Circumference | 10439638.051585 |
| Area | 8672833707734.8 |
Sphere
Radius = n| Volume | 1.9213448882767E+19 |
|---|---|
| Surface area | 34691334830939 |
| Circumference | 10439638.051585 |
Square
Length = n| Perimeter | 6646080 |
|---|---|
| Area | 2760648710400 |
| Diagonal | 2349744.1181541 |
Cube
Length = n| Surface area | 16563892262400 |
|---|---|
| Volume | 4586873045303808000 |
| Space diagonal | 2877837.0577918 |
Equilateral Triangle
Length = n| Perimeter | 4984560 |
|---|---|
| Area | 1195395957065.6 |
| Altitude | 1438918.5288959 |
Triangular Pyramid
Length = n| Surface area | 1195395957065.6 |
|---|---|
| Volume | 5.4056817246269E+17 |
| Height | 783248.03938472 |