55121808 (number)
55121808 is an even 8-digits composite number following 55121807 and preceding 55121809. In scientific notation, it is written as 5.5121808 × 10^7. The sum of its digits is 30. It has a total of 7 prime factors and 40 positive divisors. There are 15203328 positive integers (up to 55121808) that are relatively prime to 55121808.
Interesting facts
- 55121808 has 40 divisors, whose sum is 143124768
- The reverse of 55121808 is 80812155
- Previous prime number is 3
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 30
- Digital Root 3
Name
| Name | fifty-five million one hundred twenty-one thousand eight hundred eight |
|---|
Notation
| Scientific notation | 5.5121808 × 10^7 |
|---|---|
| Engineering notation | 5.5121808 × 10^6 |
Prime Factorization of 55121808
Prime Factorization 2 × 2 × 2 × 2 × 203 × 3 × 5657
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 6890226 | Product of the distinct prime numbers |
The prime factorization of 55121808 is 2 × 2 × 2 × 2 × 203 × 3 × 5657. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 55121808)
Multiplication
n×y| n×2 | 110243616 |
|---|---|
| n×3 | 165365424 |
| n×4 | 220487232 |
| n×5 | 275609040 |
Division
n÷y| n÷2 | 27560904 |
|---|---|
| n÷3 | 18373936 |
| n÷3 | 13780452 |
| n÷5 | 11024361.6 |
Exponentiation
ny| n2 | 3038413717188864 |
|---|---|
| n3 | 1.6748285754345E+23 |
| n4 | 9.2319579168014E+30 |
| n5 | 5.0888221175401E+38 |
Nth Root
y√n| 2√n | 7424.4062388854 |
|---|---|
| 3√n | 380.5757845507 |
| 4√n | 86.164994277754 |
| 5√n | 35.339849104425 |
Divisors of 55121808
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 | -55121807 | 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 55121808 can be divided by 40 positive divisors. The sum of these divisors (counting 55121808) is 1, the average is 0.025.
Base conversion 55121808
| Base | System | Value |
|---|---|---|
| 2 | Binary | 11010010010001011110010000 |
| 3 | Ternary | 10211201110220110 |
| 4 | Quaternary | 3102101132100 |
| 5 | Quinary | 103102344213 |
| 6 | Senary | 5245241320 |
| 8 | Octal | 322213620 |
| 10 | Decimal | 55121808 |
| 12 | Duodecimal | 16563240 |
| 16 | Hexadecimal | 3491790 |
| 20 | Vigesimal | h4a4a8 |
| 36 | Base36 | wtg9c |
Cryptographic Hash Functions
| md5 | 3c1d938b7cae75b379af2290c6ddb8d8 |
|---|---|
| sha1 | 19947dcbe14c0fc1ecb163acfa978240ae7319ce |
| sha256 | 79605f29dc7a085e79473747799479abfcbcbc69d9967b6552b3b2f7176bf34f |
| sha512 | 40db16752d864f3b5958e8bbb37773d429fc292de74ed9bb7ecdf2f85057d7eeb0d12435b01dc63c01540dcfb2046c4750a8925fc877b4e137d7caaf228a4d68 |
| ripemd-160 | 0302235e9886ed6f823ed158bd27bd071eb3ed27 |
55121808 as geometric shapes
Circle
Radius = n| Diameter | 110243616 |
|---|---|
| Circumference | 346340534.13077 |
| Area | 9.545458212487E+15 |
Sphere
Radius = n| Volume | 7.0155055314764E+23 |
|---|---|
| Surface area | 3.8181832849948E+16 |
| Circumference | 346340534.13077 |
Square
Length = n| Perimeter | 220487232 |
|---|---|
| Area | 3038413717188864 |
| Diagonal | 77954008.456126 |
Cube
Length = n| Surface area | 18230482303133184 |
|---|---|
| Volume | 1.6748285754345E+23 |
| Space diagonal | 95473772.061057 |
Equilateral Triangle
Length = n| Perimeter | 165365424 |
|---|---|
| Area | 1.3156717331463E+15 |
| Altitude | 47736886.030528 |
Triangular Pyramid
Length = n| Surface area | 1.3156717331463E+15 |
|---|---|
| Volume | 1.9738044050246E+22 |
| Height | 25984669.485375 |