20520912 (number)

20520912 is an even 8-digits composite number following 20520911 and preceding 20520913. In scientific notation, it is written as 2.0520912 × 10^7. The sum of its digits is 21. It has a total of 7 prime factors and 40 positive divisors. There are 6480000 positive integers (up to 20520912) that are relatively prime to 20520912.

Interesting facts

Basic properties

Name

Name twenty million five hundred twenty thousand nine hundred twelve

Notation

Scientific notation 2.0520912 × 10^7
Engineering notation 2.0520912 × 10^6

Prime Factorization of 20520912

Prime Factorization 2 × 2 × 2 × 2 × 3 × 19 × 22501

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 2565114
Product of the distinct prime numbers

The prime factorization of 20520912 is 2 × 2 × 2 × 2 × 3 × 19 × 22501. Since it has a total of 7 prime factors.

Most popular turbo-numbers

3, 8, 91, 23, 351, 915, 2916, 6495, 43856, 35212, 489456, 56996, 5566221, 8269804, 88677282, 14414767, 234050112, 647092313, 6954847416, 6344035865

Basic calculations (n = 20520912)

Multiplication

n×y
n×2 41041824
n×3 61562736
n×4 82083648
n×5 102604560

Division

n÷y
n÷2 10260456
n÷3 6840304
n÷3 5130228
n÷5 4104182.4

Exponentiation

ny
n2 421107829311744
n3 8.6415167078173E+21
n4 1.7733180390765E+29
n5 3.6390103427901E+36

Nth Root

y√n
2√n 4530.0013245031
3√n 273.77821397659
4√n 67.305284521374
5√n 29.002760187737

Divisors of 20520912

1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 22501, 45002, 67503, 90004, 135006, 180008, 270012, 360016, 427519, 540024, 855038, 1080048, 1282557, 1710076, 2565114, 3420152, 5130228, 6840304, 10260456, 20520912

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20520911
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20520912 can be divided by 40 positive divisors. The sum of these divisors (counting 20520912) is 1, the average is 0.025.

Base conversion 20520912

Base System Value
2 Binary 1001110010001111111010000
3 Ternary 1102121120101210
4 Quaternary 1032101333100
5 Quinary 20223132122
6 Senary 2011500120
8 Octal 116217720
10 Decimal 20520912
12 Duodecimal 6a57640
16 Hexadecimal 1391fd0
20 Vigesimal 68525c
36 Base36 c7u1c

Cryptographic Hash Functions

md5 0793d5ea5ffed7e81ffd152d44d94839
sha1 3550e12ce7033836f92c9be68e47f4153c82eae0
sha256 75f455f88d3615d108f3965feb7da49e3e02d48a54c5fb367ed35cdbf92bb26d
sha512 9c4ca1f423b18e58af356d17b93066e3d8cfabdb17c0af14fcfed832d57e25c6f64075b4e4d234bc46c21e1db9c6e151fcecf5d0283d2cf2e59ea409743c6f13
ripemd-160 5c7dee416be292438b64b0be0a5941f8f11c4909

20520912 as geometric shapes

Circle

Radius = n
Diameter 41041824
Circumference 128936692.76833
Area 1.3229492629349E+15

Sphere

Radius = n
Volume 3.6197500540203E+22
Surface area 5.2917970517397E+15
Circumference 128936692.76833

Square

Length = n
Perimeter 82083648
Area 421107829311744
Diagonal 29020952.062665

Cube

Length = n
Surface area 2526646975870464
Volume 8.6415167078173E+21
Space diagonal 35543262.20165

Equilateral Triangle

Length = n
Perimeter 61562736
Area 1.8234503895825E+14
Altitude 17771631.100825

Triangular Pyramid

Length = n
Surface area 1.8234503895825E+14
Volume 1.0184125106391E+21
Height 9673650.6875549