28423980 (number)
28423980 is an even 8-digits composite number following 28423979 and preceding 28423981. In scientific notation, it is written as 2.8423980 × 10^7. The sum of its digits is 36. It has a total of 6 prime factors and 48 positive divisors. There are 6994944 positive integers (up to 28423980) that are relatively prime to 28423980.
Interesting facts
- 28423980 has 48 divisors, whose sum is 63504000
- The reverse of 28423980 is 08932482
- Previous prime number is 13
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | twenty-eight million four hundred twenty-three thousand nine hundred eighty |
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Notation
Scientific notation | 2.8423980 × 10^7 |
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Engineering notation | 2.8423980 × 10^6 |
Prime Factorization of 28423980
Prime Factorization 2 × 2 × 15 × 9 × 13 × 4049
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 14211990 | Product of the distinct prime numbers |
The prime factorization of 28423980 is 2 × 2 × 15 × 9 × 13 × 4049. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28423980)
Multiplication
n×yn×2 | 56847960 |
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n×3 | 85271940 |
n×4 | 113695920 |
n×5 | 142119900 |
Division
n÷yn÷2 | 14211990 |
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n÷3 | 9474660 |
n÷3 | 7105995 |
n÷5 | 5684796 |
Exponentiation
nyn2 | 807922639040400 |
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n3 | 2.2964376933632E+22 |
n4 | 6.52738990674E+29 |
n5 | 1.8553440016138E+37 |
Nth Root
y√n2√n | 5331.4144464673 |
---|---|
3√n | 305.18390771873 |
4√n | 73.016535431827 |
5√n | 30.955439738685 |
Divisors of 28423980
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -28423979 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 28423980 can be divided by 48 positive divisors. The sum of these divisors (counting 28423980) is 1, the average is 0.020833333333333.
Base conversion 28423980
Base | System | Value |
---|---|---|
2 | Binary | 1101100011011011100101100 |
3 | Ternary | 1222111002101000 |
4 | Quaternary | 1230123130230 |
5 | Quinary | 24234031410 |
6 | Senary | 2453120300 |
8 | Octal | 154333454 |
10 | Decimal | 28423980 |
12 | Duodecimal | 9629090 |
16 | Hexadecimal | 1b1b72c |
20 | Vigesimal | 8hcjj0 |
36 | Base36 | gx830 |
Cryptographic Hash Functions
md5 | 89d0290c71dbc89c78c1b90f738732d0 |
---|---|
sha1 | af610b7d6060228bae2c8f8db246a73dd18e0ebd |
sha256 | f958a776c58baab3d7fcc6269b801f5951369adaa2f55909d4e347c223a3011d |
sha512 | 1c4637b021cfba4a4a216bb6970bda1066894d815d8a7ac15bc748a2bc36f34793e7aa0d14ebb787afe4ec5550da74991896bf8b86a6ffed6d9e41336b1a0496 |
ripemd-160 | 6ca8af397ffc7865da4d4821cf61150ee19ea7d2 |
28423980 as geometric shapes
Circle
Radius = nDiameter | 56847960 |
---|---|
Circumference | 178593133.50757 |
Area | 2.5381638274782E+15 |
Sphere
Radius = nVolume | 9.6192957158618E+22 |
---|---|
Surface area | 1.0152655309913E+16 |
Circumference | 178593133.50757 |
Square
Length = nPerimeter | 113695920 |
---|---|
Area | 807922639040400 |
Diagonal | 40197578.012622 |
Cube
Length = nSurface area | 4847535834242400 |
---|---|
Volume | 2.2964376933632E+22 |
Space diagonal | 49231777.513322 |
Equilateral Triangle
Length = nPerimeter | 85271940 |
---|---|
Area | 3.4984076485078E+14 |
Altitude | 24615888.756661 |
Triangular Pyramid
Length = nSurface area | 3.4984076485078E+14 |
---|---|
Volume | 2.7063777759158E+21 |
Height | 13399192.670874 |