42185840 (number)
42185840 is an even 8-digits composite number following 42185839 and preceding 42185841. In scientific notation, it is written as 4.2185840 × 10^7. The sum of its digits is 32. It has a total of 7 prime factors and 40 positive divisors. There are 15881216 positive integers (up to 42185840) that are relatively prime to 42185840.
Interesting facts
- 42185840 has 40 divisors, whose sum is 103854960
- The reverse of 42185840 is 04858124
- Previous prime number is 17
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 32
- Digital Root 5
Name
Name | forty-two million one hundred eighty-five thousand eight hundred forty |
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Notation
Scientific notation | 4.2185840 × 10^7 |
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Engineering notation | 4.2185840 × 10^6 |
Prime Factorization of 42185840
Prime Factorization 2 × 2 × 2 × 2 × 5 × 17 × 31019
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 5273230 | Product of the distinct prime numbers |
The prime factorization of 42185840 is 2 × 2 × 2 × 2 × 5 × 17 × 31019. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 42185840)
Multiplication
n×yn×2 | 84371680 |
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n×3 | 126557520 |
n×4 | 168743360 |
n×5 | 210929200 |
Division
n÷yn÷2 | 21092920 |
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n÷3 | 14061946.666667 |
n÷3 | 10546460 |
n÷5 | 8437168 |
Exponentiation
nyn2 | 1779645096505600 |
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n3 | 7.507582329797E+22 |
n4 | 3.1671366695164E+30 |
n5 | 1.3360832079835E+38 |
Nth Root
y√n2√n | 6495.0627402666 |
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3√n | 348.11459651294 |
4√n | 80.591952081251 |
5√n | 33.499115501258 |
Divisors of 42185840
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 | -42185839 | 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 42185840 can be divided by 40 positive divisors. The sum of these divisors (counting 42185840) is 1, the average is 0.025.
Base conversion 42185840
Base | System | Value |
---|---|---|
2 | Binary | 10100000111011010001110000 |
3 | Ternary | 2221101021002112 |
4 | Quaternary | 2200323101300 |
5 | Quinary | 41244421330 |
6 | Senary | 4104104452 |
8 | Octal | 240732160 |
10 | Decimal | 42185840 |
12 | Duodecimal | 12165128 |
16 | Hexadecimal | 283b470 |
20 | Vigesimal | d3d4c0 |
36 | Base36 | p46sw |
Cryptographic Hash Functions
md5 | 5d6f385ec7e89f2c08807826e62a795e |
---|---|
sha1 | 226ceff59e16247826bb3072213ffaff8aef46a8 |
sha256 | 149c8f91c945eca1d9c0149210c27d017e14cfd6166c3b9d21701051bd45b976 |
sha512 | 888990707b850fbfbfa79415575d62cf6c0c2efdd7c4f61946c943e579790032ef12f9b3bfd09f7c01df94b0418c0c7ecd57b0174887d885f51d1e48b28de134 |
ripemd-160 | ae9a215c3594ed8b3cd12a30c8e7d28e169aed03 |
42185840 as geometric shapes
Circle
Radius = nDiameter | 84371680 |
---|---|
Circumference | 265061450.05903 |
Area | 5.5909199611791E+15 |
Sphere
Radius = nVolume | 3.1447687324681E+23 |
---|---|
Surface area | 2.2363679844716E+16 |
Circumference | 265061450.05903 |
Square
Length = nPerimeter | 168743360 |
---|---|
Area | 1779645096505600 |
Diagonal | 59659787.068101 |
Cube
Length = nSurface area | 10677870579033600 |
---|---|
Volume | 7.507582329797E+22 |
Space diagonal | 73068018.239971 |
Equilateral Triangle
Length = nPerimeter | 126557520 |
---|---|
Area | 7.7060893164713E+14 |
Altitude | 36534009.119986 |
Triangular Pyramid
Length = nSurface area | 7.7060893164713E+14 |
---|---|
Volume | 8.8477706261929E+21 |
Height | 19886595.689367 |