221685220 (number)

221685220 is an even 9-digits composite number following 221685219 and preceding 221685221. In scientific notation, it is written as 2.21685220 × 10^8. The sum of its digits is 28. It has a total of 6 prime factors and 48 positive divisors. There are 86576256 positive integers (up to 221685220) that are relatively prime to 221685220.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.21685220 × 10^8
Engineering notation 2.21685220 × 10^6

Prime Factorization of 221685220

Prime Factorization 2 × 2 × 5 × 53 × 283 × 739

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 110842610
Product of the distinct prime numbers

The prime factorization of 221685220 is 2 × 2 × 5 × 53 × 283 × 739. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 221685220)

Multiplication

n×y
n×2 443370440
n×3 665055660
n×4 886740880
n×5 1108426100

Division

n÷y
n÷2 110842610
n÷3 73895073.333333
n÷3 55421305
n÷5 44337044

Exponentiation

ny
n2 49144336766448400
n3 1.0894573107824E+25
n4 2.4151658362141E+33
n5 5.354065697376E+41

Nth Root

y√n
2√n 14889.097353433
3√n 605.21857184653
4√n 122.02088900444
5√n 46.681773580596

Divisors of 221685220

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -221685219
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 221685220 can be divided by 48 positive divisors. The sum of these divisors (counting 221685220) is 1, the average is 0.020833333333333.

Base conversion 221685220

Base System Value
2 Binary 1101001101101010010111100100
3 Ternary 120110010202221201
4 Quaternary 31031222113210
5 Quinary 423222411340
6 Senary 33555252244
8 Octal 1515522744
10 Decimal 221685220
12 Duodecimal 622aa084
16 Hexadecimal d36a5e4
20 Vigesimal 395ad10
36 Base36 3nzhes

Cryptographic Hash Functions

md5 6db41359ca031b3cfb36c92f232a9dd6
sha1 aa268b5ae4384b7c57d935af475dbbfe1198af50
sha256 8444ed2725b8eab1408a608b3145cf2b24110d1756a43f012608a9392ab974c3
sha512 dded283b278fba7e210c09383fe2e8dabdc058419054c578264b202df7dd5a381cb17a774678aefd9a73f3b8699e41b80465d5b968e03aa6956825e8472c0fd7
ripemd-160 23769903e35fdfa41bf6ab85f9c54d84de3d6edd

221685220 as geometric shapes

Circle

Radius = n
Diameter 443370440
Circumference 1392889317.1229
Area 1.5439148735102E+17

Sphere

Radius = n
Volume 4.5635081119383E+25
Surface area 6.1756594940407E+17
Circumference 1392889317.1229

Square

Length = n
Perimeter 886740880
Area 49144336766448400
Diagonal 313510244.70166

Cube

Length = n
Surface area 294866020598690400
Volume 1.0894573107824E+25
Space diagonal 383970064.32708

Equilateral Triangle

Length = n
Perimeter 665055660
Area 2.1280122045941E+16
Altitude 191985032.16354

Triangular Pyramid

Length = n
Surface area 2.1280122045941E+16
Volume 1.2839377537792E+24
Height 104503414.90055