21082685 (number)

21082685 is an odd 8-digits composite number following 21082684 and preceding 21082686. In scientific notation, it is written as 2.1082685 × 10^7. The sum of its digits is 32. It has a total of 5 prime factors and 32 positive divisors. There are 14370048 positive integers (up to 21082685) that are relatively prime to 21082685.

Interesting facts

Basic properties

Name

Name twenty-one million eighty-two thousand six hundred eighty-five

Notation

Scientific notation 2.1082685 × 10^7
Engineering notation 2.1082685 × 10^6

Prime Factorization of 21082685

Prime Factorization 5 × 43 × 13 × 19 × 397

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 21082685
Product of the distinct prime numbers

The prime factorization of 21082685 is 5 × 43 × 13 × 19 × 397. Since it has a total of 5 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21082685)

Multiplication

n×y
n×2 42165370
n×3 63248055
n×4 84330740
n×5 105413425

Division

n÷y
n÷2 10541342.5
n÷3 7027561.6666667
n÷3 5270671.25
n÷5 4216537

Exponentiation

ny
n2 444479606809225
n3 9.3708235392827E+21
n4 1.9756212086928E+29
n5 4.165139962219E+36

Nth Root

y√n
2√n 4591.5885050819
3√n 276.25404128592
4√n 67.761261094241
5√n 29.159843176429

Divisors of 21082685

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21082684
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21082685 can be divided by 32 positive divisors. The sum of these divisors (counting 21082685) is 1, the average is 0.03125.

Base conversion 21082685

Base System Value
2 Binary 1010000011011001000111101
3 Ternary 1110200010000012
4 Quaternary 1100123020331
5 Quinary 20344121220
6 Senary 2031513005
8 Octal 120331075
10 Decimal 21082685
12 Duodecimal 7088765
16 Hexadecimal 141b23d
20 Vigesimal 6bf6e5
36 Base36 cjvi5

Cryptographic Hash Functions

md5 2b4325c211248d94e7700e8c3273f6f0
sha1 d2226a29c45ef63bf6cc981944fce6ece577f92d
sha256 eafdefa115963fa64bc8c787e66e507de5188a7df090075b59cb9bc8992cdd56
sha512 65413910639c49017ee89290c18f0f91fc9d3f7cd1cbf8995125aeac15215a33677103aded10564d413ec5f004fc3a41f09ccf698f1dafa1b95df2cfa833da65
ripemd-160 82058adbb277e0d831abb0b077346df7679053be

21082685 as geometric shapes

Circle

Radius = n
Diameter 42165370
Circumference 132466416.6279
Area 1.3963738674223E+15

Sphere

Radius = n
Volume 3.9252413852129E+22
Surface area 5.5854954696894E+15
Circumference 132466416.6279

Square

Length = n
Perimeter 84330740
Area 444479606809225
Diagonal 29815419.05824

Cube

Length = n
Surface area 2666877640855350
Volume 9.3708235392827E+21
Space diagonal 36516281.57997

Equilateral Triangle

Length = n
Perimeter 63248055
Area 1.9246531548045E+14
Altitude 18258140.789985

Triangular Pyramid

Length = n
Surface area 1.9246531548045E+14
Volume 1.1043621449882E+21
Height 9938473.0194133