20685504 (number)

20685504 is an even 8-digits composite number following 20685503 and preceding 20685505. In scientific notation, it is written as 2.0685504 × 10^7. The sum of its digits is 30. It has a total of 9 prime factors and 56 positive divisors. There are 5909760 positive integers (up to 20685504) that are relatively prime to 20685504.

Interesting facts

Basic properties

Name

Name twenty million six hundred eighty-five thousand five hundred four

Notation

Scientific notation 2.0685504 × 10^7
Engineering notation 2.0685504 × 10^6

Prime Factorization of 20685504

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 7 × 3 × 15391

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 646422
Product of the distinct prime numbers

The prime factorization of 20685504 is 2 × 2 × 2 × 2 × 2 × 2 × 7 × 3 × 15391. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20685504)

Multiplication

n×y
n×2 41371008
n×3 62056512
n×4 82742016
n×5 103427520

Division

n÷y
n÷2 10342752
n÷3 6895168
n÷3 5171376
n÷5 4137100.8

Exponentiation

ny
n2 427890075734016
n3 8.8511218731563E+21
n4 1.8308991691166E+29
n5 3.7873072086359E+36

Nth Root

y√n
2√n 4548.131924208
3√n 274.50822965297
4√n 67.439839295538
5√n 29.049136104037

Divisors of 20685504

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20685503
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
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 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20685504 can be divided by 56 positive divisors. The sum of these divisors (counting 20685504) is 1, the average is 0.017857142857143.

Base conversion 20685504

Base System Value
2 Binary 1001110111010001011000000
3 Ternary 1102220221011210
4 Quaternary 1032322023000
5 Quinary 20243414004
6 Senary 2015210120
8 Octal 116721300
10 Decimal 20685504
12 Duodecimal 6b16940
16 Hexadecimal 13ba2c0
20 Vigesimal 695df4
36 Base36 cbd1c

Cryptographic Hash Functions

md5 73d66968e32066cb4463f2b746b41266
sha1 85484c132530136976a2cd8297027c9a85bec1b5
sha256 ce404bff4a6cce9bef3b058c97dc47fc256b0644eccac5cd6943dbd1ed31b086
sha512 4f4abc27db324ea9d7273d223234daf4882cfc96157a0b48622466a0f1e2e627364876a27a20c9d15c7965f2bec62f9172f9523c59ec35fba81c7b435c07946c
ripemd-160 fd25c280ae79a58940671aabd7a7bdf5e496afaf

20685504 as geometric shapes

Circle

Radius = n
Diameter 41371008
Circumference 129970854.8044
Area 1.34425631847E+15

Sphere

Radius = n
Volume 3.7075492603648E+22
Surface area 5.3770252738799E+15
Circumference 129970854.8044

Square

Length = n
Perimeter 82742016
Area 427890075734016
Diagonal 29253720.301323

Cube

Length = n
Surface area 2567340454404096
Volume 8.8511218731563E+21
Space diagonal 35828343.908169

Equilateral Triangle

Length = n
Perimeter 62056512
Area 1.8528183780645E+14
Altitude 17914171.954085

Triangular Pyramid

Length = n
Surface area 1.8528183780645E+14
Volume 1.0431147162696E+21
Height 9751240.100441