20508720 (number)

20508720 is an even 8-digits composite number following 20508719 and preceding 20508721. In scientific notation, it is written as 2.0508720 × 10^7. The sum of its digits is 24. It has a total of 7 prime factors and 40 positive divisors. There are 5468928 positive integers (up to 20508720) that are relatively prime to 20508720.

Interesting facts

Basic properties

Name

Name twenty million five hundred eight thousand seven hundred twenty

Notation

Scientific notation 2.0508720 × 10^7
Engineering notation 2.0508720 × 10^6

Prime Factorization of 20508720

Prime Factorization 2 × 2 × 2 × 2 × 3 × 5 × 85453

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 2563590
Product of the distinct prime numbers

The prime factorization of 20508720 is 2 × 2 × 2 × 2 × 3 × 5 × 85453. Since it has a total of 7 prime factors.

Most popular turbo-numbers

5, 5, 14, 78, 856, 878, 5453, 622, 83252, 77517, 471937, 305328, 6972871, 8978673, 82709458, 94294011, 157511303, 217160074, 2914118254, 2129890610

Basic calculations (n = 20508720)

Multiplication

n×y
n×2 41017440
n×3 61526160
n×4 82034880
n×5 102543600

Division

n÷y
n÷2 10254360
n÷3 6836240
n÷3 5127180
n÷5 4101744

Exponentiation

ny
n2 420607596038400
n3 8.6261234170247E+21
n4 1.769107498452E+29
n5 3.6282130335653E+36

Nth Root

y√n
2√n 4528.655429595
3√n 273.72398368299
4√n 67.29528534448
5√n 28.999313111742

Divisors of 20508720

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 85453, 170906, 256359, 341812, 427265, 512718, 683624, 854530, 1025436, 1281795, 1367248, 1709060, 2050872, 2563590, 3418120, 4101744, 5127180, 6836240, 10254360, 20508720

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 -20508719
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 20508720 can be divided by 40 positive divisors. The sum of these divisors (counting 20508720) is 1, the average is 0.025.

Base conversion 20508720

Base System Value
2 Binary 1001110001111000000110000
3 Ternary 1102120221200020
4 Quaternary 1032033000300
5 Quinary 20222234340
6 Senary 2011323440
8 Octal 116170060
10 Decimal 20508720
12 Duodecimal 6a50580
16 Hexadecimal 138f030
20 Vigesimal 683bg0
36 Base36 c7kmo

Cryptographic Hash Functions

md5 bbce336bf46ebdbe2608ce1fa2e3c997
sha1 d6efd292c89b378baac7016a4a3de378a5399e93
sha256 2d2eac78953ea9cf270b9c690c60ad631195e3295f6c4539ce987a55cf211ac1
sha512 a190f5bc1954e98a927872e5955704ccb961119840066a0e7e87fdf051d2f24ede2e94dfdf8d22be972dc3a8c4afb7c668b0593261dec7259fc65f3c70906e54
ripemd-160 419969b968429decf620747ee2d52aa36b168a36

20508720 as geometric shapes

Circle

Radius = n
Diameter 41017440
Circumference 128860088.17306
Area 1.3213777337583E+15

Sphere

Radius = n
Volume 3.6133021274511E+22
Surface area 5.2855109350332E+15
Circumference 128860088.17306

Square

Length = n
Perimeter 82034880
Area 420607596038400
Diagonal 29003709.970912

Cube

Length = n
Surface area 2523645576230400
Volume 8.6261234170247E+21
Space diagonal 35522145.038204

Equilateral Triangle

Length = n
Perimeter 61526160
Area 1.8212843159698E+14
Altitude 17761072.519102

Triangular Pyramid

Length = n
Surface area 1.8212843159698E+14
Volume 1.0165983939217E+21
Height 9667903.3236374