820021608 (number)

820021608 is an even 9-digits composite number following 820021607 and preceding 820021609. In scientific notation, it is written as 8.20021608 × 10^8. The sum of its digits is 27. It has a total of 8 prime factors and 96 positive divisors. There are 221911488 positive integers (up to 820021608) that are relatively prime to 820021608.

Interesting facts

Basic properties

Name

Name eight hundred twenty million twenty-one thousand six hundred eight

Notation

Scientific notation 8.20021608 × 10^8
Engineering notation 8.20021608 × 10^6

Prime Factorization of 820021608

Prime Factorization 2 × 2 × 2 × 3 × 21 × 19 × 19 × 4507

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 10789758
Product of the distinct prime numbers

The prime factorization of 820021608 is 2 × 2 × 2 × 3 × 21 × 19 × 19 × 4507. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 820021608)

Multiplication

n×y
n×2 1640043216
n×3 2460064824
n×4 3280086432
n×5 4100108040

Division

n÷y
n÷2 410010804
n÷3 273340536
n÷3 205005402
n÷5 164004321.6

Exponentiation

ny
n2 672435437586905664
n3 5.514115888062E+26
n4 4.5216941772269E+35
n5 3.7078869300939E+44

Nth Root

y√n
2√n 28636.019416113
3√n 935.99838373598
4√n 169.22180538014
5√n 60.640819160055

Divisors of 820021608

96 divisors

τ Total Divisors 96
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -820021607
Sum of the proper positive divisors of n
A Arithmetic Mean 0.010416666666667
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 96
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 820021608 can be divided by 96 positive divisors. The sum of these divisors (counting 820021608) is 1, the average is 0.010416666666667.

Base conversion 820021608

Base System Value
2 Binary 110000111000001000100101101000
3 Ternary 2010011000102011200
4 Quaternary 300320020211220
5 Quinary 3134411142413
6 Senary 213211524200
8 Octal 6070104550
10 Decimal 820021608
12 Duodecimal 1aa759660
16 Hexadecimal 30e08968
20 Vigesimal cg52e08
36 Base36 dk7wq0

Cryptographic Hash Functions

md5 5212c7403ce532046e7969bdef4c7289
sha1 adaffa3e89d628c68ec38d02e6d5078c80c3ff4f
sha256 2751a418f6320e991d9c2cb65f897bfdaa31f57c5a1aace1b219a896795b77f5
sha512 eb88606657417bd886408a4bdd55881c6c3a6b050e0ed2bb0aac28bdb48c250ca0599ca5f7e1351277abff86d5f315ec8c8dc7ccb9a089925a62391f67a1f0d5
ripemd-160 cde2b076beb5f6801b936d01ec64760091a5ff8d

820021608 as geometric shapes

Circle

Radius = n
Diameter 1640043216
Circumference 5152347718.9554
Area 2.1125182307365E+18

Sphere

Radius = n
Volume 2.3097474619971E+27
Surface area 8.4500729229458E+18
Circumference 5152347718.9554

Square

Length = n
Perimeter 3280086432
Area 672435437586905664
Diagonal 1159685679.4726

Cube

Length = n
Surface area 4034612625521433984
Volume 5.514115888062E+26
Space diagonal 1420319088.3603

Equilateral Triangle

Length = n
Perimeter 2460064824
Area 2.9117308567758E+17
Altitude 710159544.18016

Triangular Pyramid

Length = n
Surface area 2.9117308567758E+17
Volume 6.4984478944952E+25
Height 386561893.15753