221617985 (number)

221617985 is an odd 9-digits composite number following 221617984 and preceding 221617986. In scientific notation, it is written as 2.21617985 × 10^8. The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors. There are 177187824 positive integers (up to 221617985) that are relatively prime to 221617985.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.21617985 × 10^8
Engineering notation 2.21617985 × 10^6

Prime Factorization of 221617985

Prime Factorization 5 × 1783 × 24859

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 221617985
Product of the distinct prime numbers

The prime factorization of 221617985 is 5 × 1783 × 24859. Since it has a total of 3 prime factors.

Most popular turbo-numbers

6, 5, 29, 7, 434, 905, 4600, 2, 54407, 7397, 78584, 457865, 6577875, 6941528, 63381283, 36275138, 691322215, 770914616, 2794448185, 5510845281

Basic calculations (n = 221617985)

Multiplication

n×y
n×2 443235970
n×3 664853955
n×4 886471940
n×5 1108089925

Division

n÷y
n÷2 110808992.5
n÷3 73872661.666667
n÷3 55404496.25
n÷5 44323597

Exponentiation

ny
n2 49114531275460225
n3 1.0884663455487E+25
n4 2.4122371824082E+33
n5 5.3459514370737E+41

Nth Root

y√n
2√n 14886.839322032
3√n 605.15737999803
4√n 122.0116360108
5√n 46.678941610215

Divisors of 221617985

1, 5, 1783, 8915, 24859, 124295, 44323597, 221617985

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -221617984
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 221617985 can be divided by 8 positive divisors. The sum of these divisors (counting 221617985) is 1, the average is 0.125.

Base conversion 221617985

Base System Value
2 Binary 1101001101011001111101000001
3 Ternary 120110000100201112
4 Quaternary 31031121331001
5 Quinary 423213233420
6 Senary 33554013105
8 Octal 1515317501
10 Decimal 221617985
12 Duodecimal 62277195
16 Hexadecimal d359f41
20 Vigesimal 39524j5
36 Base36 3ny1j5

Cryptographic Hash Functions

md5 8d540ad062ffa88d3acde72295d6b686
sha1 4e144749da467efca90c2d00b1dd990bf9323ddd
sha256 5390e5045cdd1fff986ab63754490d43613704bb2f7f4541efcdc66f9cdcfd27
sha512 ec274542804cf174bb1000e54f323108c6f047995ce7e3d86fbae5046797bb04adea24de536231da23b2dbdcfdb5cc149395a9505bf532e24c6f34d4abce3552
ripemd-160 746c6f4689b6c9e17fc486e783038639c319259d

221617985 as geometric shapes

Circle

Radius = n
Diameter 443235970
Circumference 1392466867.1587
Area 1.5429785063949E+17

Sphere

Radius = n
Volume 4.559357166474E+25
Surface area 6.1719140255797E+17
Circumference 1392466867.1587

Square

Length = n
Perimeter 886471940
Area 49114531275460225
Diagonal 313415160.0528

Cube

Length = n
Surface area 294687187652761350
Volume 1.0884663455487E+25
Space diagonal 383853609.89104

Equilateral Triangle

Length = n
Perimeter 664853955
Area 2.1267215889757E+16
Altitude 191926804.94552

Triangular Pyramid

Length = n
Surface area 2.1267215889757E+16
Volume 1.2827698900514E+24
Height 104471720.0176