21072558 (number)
21072558 is an even 8-digits composite number following 21072557 and preceding 21072559. In scientific notation, it is written as 2.1072558 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 64 positive divisors. There are 6013440 positive integers (up to 21072558) that are relatively prime to 21072558.
Interesting facts
- 21072558 has 64 divisors, whose sum is 48787200
- The reverse of 21072558 is 85527012
- Previous prime number is 13
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 30
- Digital Root 3
Name
Name | twenty-one million seventy-two thousand five hundred fifty-eight |
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Notation
Scientific notation | 2.1072558 × 10^7 |
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Engineering notation | 2.1072558 × 10^6 |
Prime Factorization of 21072558
Prime Factorization 2 × 3 × 19 × 59 × 13 × 241
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 21072558 | Product of the distinct prime numbers |
The prime factorization of 21072558 is 2 × 3 × 19 × 59 × 13 × 241. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21072558)
Multiplication
n×yn×2 | 42145116 |
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n×3 | 63217674 |
n×4 | 84290232 |
n×5 | 105362790 |
Division
n÷yn÷2 | 10536279 |
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n÷3 | 7024186 |
n÷3 | 5268139.5 |
n÷5 | 4214511.6 |
Exponentiation
nyn2 | 444052700663364 |
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n3 | 9.3573262897854E+21 |
n4 | 1.9718280096643E+29 |
n5 | 4.1551460099675E+36 |
Nth Root
y√n2√n | 4590.4855952285 |
---|---|
3√n | 276.20980162134 |
4√n | 67.75312240206 |
5√n | 29.157041270627 |
Divisors of 21072558
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -21072557 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 21072558 can be divided by 64 positive divisors. The sum of these divisors (counting 21072558) is 1, the average is 0.015625.
Base conversion 21072558
Base | System | Value |
---|---|---|
2 | Binary | 1010000011000101010101110 |
3 | Ternary | 1110122121010010 |
4 | Quaternary | 1100120222232 |
5 | Quinary | 20343310213 |
6 | Senary | 2031354050 |
8 | Octal | 120305256 |
10 | Decimal | 21072558 |
12 | Duodecimal | 7082926 |
16 | Hexadecimal | 1418aae |
20 | Vigesimal | 6be17i |
36 | Base36 | cjnou |
Cryptographic Hash Functions
md5 | f33f8b348c7f1a061e8b497a34473dbe |
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sha1 | ba334fc76737a46e3b1f11b1220b5fb0715107db |
sha256 | 0a8d8401939a9d920440e93993487bfa15456c57629f7c70b7af6f478e4cd875 |
sha512 | 9b36b3a8f13455318c8b71b30983791eb5e138210aae756cee05611824a70ad209b20a807fd77866dbf3108da78e5c354437202b07dd65340b6a804585f6e2bf |
ripemd-160 | f498ecba9550b73e4046cba4793a1bd88b38e521 |
21072558 as geometric shapes
Circle
Radius = nDiameter | 42145116 |
---|---|
Circumference | 132402786.81029 |
Area | 1.3950327022107E+15 |
Sphere
Radius = nVolume | 3.9195876705643E+22 |
---|---|
Surface area | 5.5801308088429E+15 |
Circumference | 132402786.81029 |
Square
Length = nPerimeter | 84290232 |
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Area | 444052700663364 |
Diagonal | 29801097.317494 |
Cube
Length = nSurface area | 2664316203980184 |
---|---|
Volume | 9.3573262897854E+21 |
Space diagonal | 36498741.101442 |
Equilateral Triangle
Length = nPerimeter | 63217674 |
---|---|
Area | 1.9228045969678E+14 |
Altitude | 18249370.550721 |
Triangular Pyramid
Length = nSurface area | 1.9228045969678E+14 |
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Volume | 1.1027714788804E+21 |
Height | 9933699.1058312 |