20205984 (number)

20205984 is an even 8-digits composite number following 20205983 and preceding 20205985. In scientific notation, it is written as 2.0205984 × 10^7. The sum of its digits is 30. It has a total of 8 prime factors and 48 positive divisors. There are 6670080 positive integers (up to 20205984) that are relatively prime to 20205984.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.0205984 × 10^7
Engineering notation 2.0205984 × 10^6

Prime Factorization of 20205984

Prime Factorization 2 × 2 × 2 × 2 × 2 × 3 × 109 × 1931

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 1262874
Product of the distinct prime numbers

The prime factorization of 20205984 is 2 × 2 × 2 × 2 × 2 × 3 × 109 × 1931. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20205984)

Multiplication

n×y
n×2 40411968
n×3 60617952
n×4 80823936
n×5 101029920

Division

n÷y
n÷2 10102992
n÷3 6735328
n÷3 5051496
n÷5 4041196.8

Exponentiation

ny
n2 408281789408256
n3 8.2497353042746E+21
n4 1.6669401956241E+29
n5 3.3682166921737E+36

Nth Root

y√n
2√n 4495.1066728166
3√n 272.3704583056
4√n 67.045556697044
5√n 28.913189388257

Divisors of 20205984

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20205983
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20205984 can be divided by 48 positive divisors. The sum of these divisors (counting 20205984) is 1, the average is 0.020833333333333.

Base conversion 20205984

Base System Value
2 Binary 1001101000101000110100000
3 Ternary 1102000120101210
4 Quaternary 1031011012200
5 Quinary 20133042414
6 Senary 2001030120
8 Octal 115050640
10 Decimal 20205984
12 Duodecimal 6925340
16 Hexadecimal 13451a0
20 Vigesimal 665ej4
36 Base36 c131c

Cryptographic Hash Functions

md5 063aad3f2082e745cd38e43b41c4ec72
sha1 96eaca1a51419921063a51a07ba5d60e74ca69ab
sha256 005cb2387611127b4c6db1ec016412ca67eab16dedb30411a57d5c7a8b98d3d2
sha512 d39c8c034a46c37e60a0a9c826b9af6b3a244911f6321e87e841c085bc231b3a07553aff4e14baf3e87b4f4c97ccd4af13b1e1a39bc382119e020e48377cf20a
ripemd-160 216e94806950b304cda9c952863f3e9198ee66b4

20205984 as geometric shapes

Circle

Radius = n
Diameter 40411968
Circumference 126957941.78591
Area 1.2826550701995E+15

Sphere

Radius = n
Volume 3.4556410434626E+22
Surface area 5.1306202807979E+15
Circumference 126957941.78591

Square

Length = n
Perimeter 80823936
Area 408281789408256
Diagonal 28575576.613894

Cube

Length = n
Surface area 2449690736449536
Volume 8.2497353042746E+21
Space diagonal 34997790.904924

Equilateral Triangle

Length = n
Perimeter 60617952
Area 1.7679120076506E+14
Altitude 17498895.452462

Triangular Pyramid

Length = n
Surface area 1.7679120076506E+14
Volume 9.722406294411E+20
Height 9525192.2046313