18959920 (number)
18959920 is an even 8-digits composite number following 18959919 and preceding 18959921. In scientific notation, it is written as 1.8959920 × 10^7. The sum of its digits is 43. It has a total of 7 prime factors and 40 positive divisors. There are 6500352 positive integers (up to 18959920) that are relatively prime to 18959920.
Interesting facts
- 18959920 has 40 divisors, whose sum is 50380704
- The reverse of 18959920 is 02995981
- Previous prime number is 7
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 43
- Digital Root 7
Name
| Name | eighteen million nine hundred fifty-nine thousand nine hundred twenty |
|---|
Notation
| Scientific notation | 1.8959920 × 10^7 |
|---|---|
| Engineering notation | 1.8959920 × 10^6 |
Prime Factorization of 18959920
Prime Factorization 2 × 2 × 2 × 2 × 5 × 7 × 33857
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 2369990 | Product of the distinct prime numbers |
The prime factorization of 18959920 is 2 × 2 × 2 × 2 × 5 × 7 × 33857. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 18959920)
Multiplication
n×y| n×2 | 37919840 |
|---|---|
| n×3 | 56879760 |
| n×4 | 75839680 |
| n×5 | 94799600 |
Division
n÷y| n÷2 | 9479960 |
|---|---|
| n÷3 | 6319973.3333333 |
| n÷3 | 4739980 |
| n÷5 | 3791984 |
Exponentiation
ny| n2 | 359478566406400 |
|---|---|
| n3 | 6.81568486078E+21 |
| n4 | 1.292248397056E+29 |
| n5 | 2.450092622831E+36 |
Nth Root
y√n| 2√n | 4354.2990251015 |
|---|---|
| 3√n | 266.65240201474 |
| 4√n | 65.9871125683 |
| 5√n | 28.547448628275 |
Divisors of 18959920
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 | -18959919 | 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 18959920 can be divided by 40 positive divisors. The sum of these divisors (counting 18959920) is 1, the average is 0.025.
Base conversion 18959920
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1001000010100111000110000 |
| 3 | Ternary | 1022200021010021 |
| 4 | Quaternary | 1020110320300 |
| 5 | Quinary | 14323204140 |
| 6 | Senary | 1514213224 |
| 8 | Octal | 110247060 |
| 10 | Decimal | 18959920 |
| 12 | Duodecimal | 6424214 |
| 16 | Hexadecimal | 1214e30 |
| 20 | Vigesimal | 5i9jg0 |
| 36 | Base36 | badkg |
Cryptographic Hash Functions
| md5 | 999ad2ab2ed4d80ce0422d43e9694045 |
|---|---|
| sha1 | f9ec2d6d935d5657d7df27591c8c6a4f4cc923c3 |
| sha256 | dfc5cde64d46e512798a8c76513af8bf941a79aefebdb605e3fb9c4fb9db52b8 |
| sha512 | 6fdec51fa6cc9c5f85c8f6021a9729d4387ed727bb5cee544eae2575e0678cd7e824547a8f814385dba236fd5e460e8d4d66f6ff55c2884eaa019c3b67ee3558 |
| ripemd-160 | 72f3ee13240c0178812972848cafdce16b85c954 |
18959920 as geometric shapes
Circle
Radius = n| Diameter | 37919840 |
|---|---|
| Circumference | 119128690.7693 |
| Area | 1.1293352233453E+15 |
Sphere
Radius = n| Volume | 2.8549473983746E+22 |
|---|---|
| Surface area | 4.5173408933813E+15 |
| Circumference | 119128690.7693 |
Square
Length = n| Perimeter | 75839680 |
|---|---|
| Area | 359478566406400 |
| Diagonal | 26813376.005509 |
Cube
Length = n| Surface area | 2156871398438400 |
|---|---|
| Volume | 6.81568486078E+21 |
| Space diagonal | 32839544.747441 |
Equilateral Triangle
Length = n| Perimeter | 56879760 |
|---|---|
| Area | 1.5565878531198E+14 |
| Altitude | 16419772.373721 |
Triangular Pyramid
Length = n| Surface area | 1.5565878531198E+14 |
|---|---|
| Volume | 8.0323616391468E+20 |
| Height | 8937792.0018363 |