28408743 (number)
28408743 is an odd 8-digits composite number following 28408742 and preceding 28408744. In scientific notation, it is written as 2.8408743 × 10^7. The sum of its digits is 36. It has a total of 6 prime factors and 36 positive divisors. There are 16299360 positive integers (up to 28408743) that are relatively prime to 28408743.
Interesting facts
- 28408743 has 36 divisors, whose sum is 47512920
- The reverse of 28408743 is 34780482
- Previous prime number is 19
Basic properties
- Is Prime? no
- Number parity odd
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | twenty-eight million four hundred eight thousand seven hundred forty-three |
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Notation
Scientific notation | 2.8408743 × 10^7 |
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Engineering notation | 2.8408743 × 10^6 |
Prime Factorization of 28408743
Prime Factorization 3 × 3 × 11 × 11 × 19 × 1373
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 860871 | Product of the distinct prime numbers |
The prime factorization of 28408743 is 3 × 3 × 11 × 11 × 19 × 1373. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28408743)
Multiplication
n×yn×2 | 56817486 |
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n×3 | 85226229 |
n×4 | 113634972 |
n×5 | 142043715 |
Division
n÷yn÷2 | 14204371.5 |
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n÷3 | 9469581 |
n÷3 | 7102185.75 |
n÷5 | 5681748.6 |
Exponentiation
nyn2 | 807056678840049 |
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n3 | 2.29274657756E+22 |
n4 | 6.5134048286033E+29 |
n5 | 1.8503764383075E+37 |
Nth Root
y√n2√n | 5329.9852720247 |
---|---|
3√n | 305.12936552865 |
4√n | 73.006748126626 |
5√n | 30.952120223226 |
Divisors of 28408743
36 divisors
τ | Total Divisors | 36 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -28408742 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.027777777777778 | 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 | 36 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 28408743 can be divided by 36 positive divisors. The sum of these divisors (counting 28408743) is 1, the average is 0.027777777777778.
Base conversion 28408743
Base | System | Value |
---|---|---|
2 | Binary | 1101100010111101110100111 |
3 | Ternary | 1222110022110200 |
4 | Quaternary | 1230113232213 |
5 | Quinary | 24233034433 |
6 | Senary | 2452521543 |
8 | Octal | 154275647 |
10 | Decimal | 28408743 |
12 | Duodecimal | 96202b3 |
16 | Hexadecimal | 1b17ba7 |
20 | Vigesimal | 8hb1h3 |
36 | Base36 | gwwbr |
Cryptographic Hash Functions
md5 | d740a1bd3ec32ce7288acce8947ba9f4 |
---|---|
sha1 | 848b442dedc5de30d846e8b08b8c7be1060fb6a9 |
sha256 | f2d936451842704d7b1a4dc9b59354869e164b5accef0d5e1b82d47a83a72a3f |
sha512 | 5acaf8c8ece4cb94bd1bf5f729d0e7ddf11f03e437267f49b5a873142f2a2d1b29bb35aa46029d664f62c200ec4c411df24fa80c9f5427a28e08ea1b1e37babb |
ripemd-160 | 2459b836f685de287eaf4c9d1248605992430f59 |
28408743 as geometric shapes
Circle
Radius = nDiameter | 56817486 |
---|---|
Circumference | 178497396.61304 |
Area | 2.5354433332745E+15 |
Sphere
Radius = nVolume | 9.6038344061411E+22 |
---|---|
Surface area | 1.0141773333098E+16 |
Circumference | 178497396.61304 |
Square
Length = nPerimeter | 113634972 |
---|---|
Area | 807056678840049 |
Diagonal | 40176029.640572 |
Cube
Length = nSurface area | 4842340073040294 |
---|---|
Volume | 2.29274657756E+22 |
Space diagonal | 49205386.255167 |
Equilateral Triangle
Length = nPerimeter | 85226229 |
---|---|
Area | 3.4946579308469E+14 |
Altitude | 24602693.127583 |
Triangular Pyramid
Length = nSurface area | 3.4946579308469E+14 |
---|---|
Volume | 2.7020277542249E+21 |
Height | 13392009.880191 |