20804925 (number)

20804925 is an odd 8-digits composite number following 20804924 and preceding 20804926. In scientific notation, it is written as 2.0804925 × 10^7. The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors. There are 11053440 positive integers (up to 20804925) that are relatively prime to 20804925.

Interesting facts

Basic properties

Name

Name twenty million eight hundred four thousand nine hundred twenty-five

Notation

Scientific notation 2.0804925 × 10^7
Engineering notation 2.0804925 × 10^6

Prime Factorization of 20804925

Prime Factorization 3 × 25 × 607 × 457

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 20804925
Product of the distinct prime numbers

The prime factorization of 20804925 is 3 × 25 × 607 × 457. Since it has a total of 4 prime factors.

Most popular turbo-numbers

8, 4, 42, 58, 379, 526, 4029, 1152, 51475, 49467, 582205, 999732, 5042309, 9949816, 90137075, 243573, 289395307, 868120411, 934664404, 7007239628

Basic calculations (n = 20804925)

Multiplication

n×y
n×2 41609850
n×3 62414775
n×4 83219700
n×5 104024625

Division

n÷y
n÷2 10402462.5
n÷3 6934975
n÷3 5201231.25
n÷5 4160985

Exponentiation

ny
n2 432844904255625
n3 9.0053057696705E+21
n4 1.8735471114006E+29
n5 3.8979007136656E+36

Nth Root

y√n
2√n 4561.2416072819
3√n 275.03547751654
4√n 67.536964747329
5√n 29.082600055292

Divisors of 20804925

1, 3, 25, 75, 457, 607, 1371, 1821, 11425, 15175, 34275, 45525, 277399, 832197, 6934975, 20804925

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20804924
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20804925 can be divided by 16 positive divisors. The sum of these divisors (counting 20804925) is 1, the average is 0.0625.

Base conversion 20804925

Base System Value
2 Binary 1001111010111010100111101
3 Ternary 1110010222222210
4 Quaternary 1033113110331
5 Quinary 20311224200
6 Senary 2021531033
8 Octal 117272475
10 Decimal 20804925
12 Duodecimal 6b73a79
16 Hexadecimal 13d753d
20 Vigesimal 6a0c65
36 Base36 cdx6l

Cryptographic Hash Functions

md5 3c2a3a2d54aed34f4a59c6a024303114
sha1 2787e49d34e9a16f607f322cf6decd6d4b7d66a9
sha256 e5b3d198de6bd94b7084a0913fd58bf5884920be64eef5d9a2f3ab1d14783cbf
sha512 cb0222a1bee38f010be640eece57756dc7be055201133c9734bccbae2b5a40c398e36c729c8bbd003788f6c7c8000d7e067b5ec89b7a38c0096f40c0ab6ebdb4
ripemd-160 87131b36818b1a6e2e7c4fcbd0d9ae1017a02ba1

20804925 as geometric shapes

Circle

Radius = n
Diameter 41609850
Circumference 130721199.07697
Area 1.3598223713532E+15

Sphere

Radius = n
Volume 3.7721336599102E+22
Surface area 5.439289485413E+15
Circumference 130721199.07697

Square

Length = n
Perimeter 83219700
Area 432844904255625
Diagonal 29422607.099155

Cube

Length = n
Surface area 2597069425533750
Volume 9.0053057696705E+21
Space diagonal 36035187.14766

Equilateral Triangle

Length = n
Perimeter 62414775
Area 1.8742734149201E+14
Altitude 18017593.57383

Triangular Pyramid

Length = n
Surface area 1.8742734149201E+14
Volume 1.0612854627321E+21
Height 9807535.6997184