20285440 (number)

20285440 is an even 8-digits composite number following 20285439 and preceding 20285441. In scientific notation, it is written as 2.0285440 × 10^7. The sum of its digits is 25. It has a total of 14 prime factors and 96 positive divisors. There are 6930432 positive integers (up to 20285440) that are relatively prime to 20285440.

Interesting facts

Basic properties

Name

Name twenty million two hundred eighty-five thousand four hundred forty

Notation

Scientific notation 2.0285440 × 10^7
Engineering notation 2.0285440 × 10^6

Prime Factorization of 20285440

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 283

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 14
Total number of prime factors
rad Radical 19810
Product of the distinct prime numbers

The prime factorization of 20285440 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 283. Since it has a total of 14 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20285440)

Multiplication

n×y
n×2 40570880
n×3 60856320
n×4 81141760
n×5 101427200

Division

n÷y
n÷2 10142720
n÷3 6761813.3333333
n÷3 5071360
n÷5 4057088

Exponentiation

ny
n2 411499075993600
n3 8.3474398161236E+21
n4 1.6933148954359E+29
n5 3.4349637712471E+36

Nth Root

y√n
2√n 4503.9360563845
3√n 272.72700552162
4√n 67.111370544673
5√n 28.935892775206

Divisors of 20285440

96 divisors

τ Total Divisors 96
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20285439
Sum of the proper positive divisors of n
A Arithmetic Mean 0.010416666666667
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 96
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20285440 can be divided by 96 positive divisors. The sum of these divisors (counting 20285440) is 1, the average is 0.010416666666667.

Base conversion 20285440

Base System Value
2 Binary 1001101011000100000000000
3 Ternary 1102011121101121
4 Quaternary 1031120200000
5 Quinary 20143113230
6 Senary 2002442024
8 Octal 115304000
10 Decimal 20285440
12 Duodecimal 6963314
16 Hexadecimal 1358800
20 Vigesimal 66fdc0
36 Base36 c2scg

Cryptographic Hash Functions

md5 172307fcc99b4eb79cbab496f35f8258
sha1 77d81654fc0751a5434452ebcf4cefaa085fc278
sha256 bcea7fdc01f776901b20a5bbaf4bd716addc5096e9dd2ff14e95303a3fea3c47
sha512 d7904c127930e23adae634b53df1a9f172615c6acc9d3f4637ac8c9a18f2f48f14bb5d057a63fdb9cdaa0eab9093512c4119813f2fde8a0f0d3e97e372021fab
ripemd-160 ceed7b86d8f464ebbac0a058b1f79bb77516e2a8

20285440 as geometric shapes

Circle

Radius = n
Diameter 40570880
Circumference 127457178.55767
Area 1.2927624741005E+15

Sphere

Radius = n
Volume 3.4965674136822E+22
Surface area 5.1710498964019E+15
Circumference 127457178.55767

Square

Length = n
Perimeter 81141760
Area 411499075993600
Diagonal 28687944.366706

Cube

Length = n
Surface area 2468994455961600
Volume 8.3474398161236E+21
Space diagonal 35135412.73389

Equilateral Triangle

Length = n
Perimeter 60856320
Area 1.7818432672214E+14
Altitude 17567706.366945

Triangular Pyramid

Length = n
Surface area 1.7818432672214E+14
Volume 9.8375521658793E+20
Height 9562648.1222352