20485760 (number)

20485760 is an even 8-digits composite number following 20485759 and preceding 20485761. In scientific notation, it is written as 2.0485760 × 10^7. The sum of its digits is 32. It has a total of 9 prime factors and 32 positive divisors. There are 8194048 positive integers (up to 20485760) that are relatively prime to 20485760.

Interesting facts

Basic properties

Name

Name twenty million four hundred eighty-five thousand seven hundred sixty

Notation

Scientific notation 2.0485760 × 10^7
Engineering notation 2.0485760 × 10^6

Prime Factorization of 20485760

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 32009

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 320090
Product of the distinct prime numbers

The prime factorization of 20485760 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 32009. Since it has a total of 9 prime factors.

Most popular turbo-numbers

4, 6, 49, 96, 842, 886, 1727, 3535, 75444, 74024, 220787, 94507, 1098747, 4103637, 31419023, 55798957, 385774008, 439315544, 3335014911, 1589085195

Basic calculations (n = 20485760)

Multiplication

n×y
n×2 40971520
n×3 61457280
n×4 81943040
n×5 102428800

Division

n÷y
n÷2 10242880
n÷3 6828586.6666667
n÷3 5121440
n÷5 4097152

Exponentiation

ny
n2 419666362777600
n3 8.5971843879348E+21
n4 1.7611985604698E+29
n5 3.607949102213E+36

Nth Root

y√n
2√n 4526.1197509567
3√n 273.62179870319
4√n 67.276442763843
5√n 28.992817117922

Divisors of 20485760

1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 32009, 64018, 128036, 160045, 256072, 320090, 512144, 640180, 1024288, 1280360, 2048576, 2560720, 4097152, 5121440, 10242880, 20485760

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20485759
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20485760 can be divided by 32 positive divisors. The sum of these divisors (counting 20485760) is 1, the average is 0.03125.

Base conversion 20485760

Base System Value
2 Binary 1001110001001011010000000
3 Ternary 1102112210011212
4 Quaternary 1032021122000
5 Quinary 20221021020
6 Senary 2011025252
8 Octal 116113200
10 Decimal 20485760
12 Duodecimal 6a3b228
16 Hexadecimal 1389680
20 Vigesimal 680e80
36 Base36 c72ww

Cryptographic Hash Functions

md5 3236add18c78b1ad6a2ddc090fc52e3a
sha1 c7e53f06db4abc1608eac7dd50a8c075103b23e3
sha256 b3be8fb8da87d9a5f58827beaebd3f6a0d1483d5159e55165f657f9206c52640
sha512 2a5483699d3549a83097488ff209ba6f8feac450175edad0099c7d9471403d163ab1b2df0906772e088f2698463458504ed73a0994edff7960d3b15ff2f96969
ripemd-160 ce4f501084fda6b5c626b1056a811f618e2ea54f

20485760 as geometric shapes

Circle

Radius = n
Diameter 40971520
Circumference 128715826.23841
Area 1.3184207622609E+15

Sphere

Radius = n
Volume 3.6011801752924E+22
Surface area 5.2736830490434E+15
Circumference 128715826.23841

Square

Length = n
Perimeter 81943040
Area 419666362777600
Diagonal 28971239.62752

Cube

Length = n
Surface area 2517998176665600
Volume 8.5971843879348E+21
Space diagonal 35482377.151662

Equilateral Triangle

Length = n
Perimeter 61457280
Area 1.8172086563961E+14
Altitude 17741188.575831

Triangular Pyramid

Length = n
Surface area 1.8172086563961E+14
Volume 1.0131878966366E+21
Height 9657079.8758401