221286947 (number)

221286947 is an odd 9-digits composite number following 221286946 and preceding 221286948. In scientific notation, it is written as 2.21286947 × 10^8. The sum of its digits is 41. It has a total of 4 prime factors and 16 positive divisors. There are 187518240 positive integers (up to 221286947) that are relatively prime to 221286947.

Interesting facts

Basic properties

Name

Name two hundred twenty-one million two hundred eighty-six thousand nine hundred forty-seven

Notation

Scientific notation 2.21286947 × 10^8
Engineering notation 2.21286947 × 10^6

Prime Factorization of 221286947

Prime Factorization 7 × 271 × 157 × 743

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 221286947
Product of the distinct prime numbers

The prime factorization of 221286947 is 7 × 271 × 157 × 743. Since it has a total of 4 prime factors.

Most popular turbo-numbers

7, 3, 12, 85, 936, 410, 9085, 4047, 44653, 15049, 284438, 378337, 664104, 3551440, 90283341, 37208127, 204735456, 113978489, 4744501591, 3412307195

Basic calculations (n = 221286947)

Multiplication

n×y
n×2 442573894
n×3 663860841
n×4 885147788
n×5 1106434735

Division

n÷y
n÷2 110643473.5
n÷3 73762315.666667
n÷3 55321736.75
n÷5 44257389.4

Exponentiation

ny
n2 48967912912580809
n3 1.0835959949387E+25
n4 2.3978564950141E+33
n5 5.3061434312579E+41

Nth Root

y√n
2√n 14875.716688617
3√n 604.85591541828
4√n 121.96604727799
5√n 46.66498809961

Divisors of 221286947

1, 7, 157, 271, 743, 1099, 1897, 5201, 42547, 116651, 201353, 297829, 816557, 1409471, 31612421, 221286947

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -221286946
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 221286947 can be divided by 16 positive divisors. The sum of these divisors (counting 221286947) is 1, the average is 0.0625.

Base conversion 221286947

Base System Value
2 Binary 1101001100001001001000100011
3 Ternary 120102101112121212
4 Quaternary 31030021020203
5 Quinary 423122140242
6 Senary 33542540335
8 Octal 1514111043
10 Decimal 221286947
12 Duodecimal 621376ab
16 Hexadecimal d309223
20 Vigesimal 3930h77
36 Base36 3nqy3n

Cryptographic Hash Functions

md5 09f054fe26f4a32d13f08d0bc35aa920
sha1 ad93baed628433264f222e019ce6e0710a6370ae
sha256 7654a18e04fa33cf21089a86c5a97909b2f89373cb312574ff709a9bd2c8c7bd
sha512 edb7072860d5db308ec380ef3b0488c260fa6269d9ecf0067bffd38431cf8cf962d7e9ade5bc390307285b798dcf5973d48caac0ec76cd982c7d09bd81c53d75
ripemd-160 7b9b46cf487d4e4de1bdeb47de3329a214d67e87

221286947 as geometric shapes

Circle

Radius = n
Diameter 442573894
Circumference 1390386894.061
Area 1.5383723546779E+17

Sphere

Radius = n
Volume 4.5389562895449E+25
Surface area 6.1534894187115E+17
Circumference 1390386894.061

Square

Length = n
Perimeter 885147788
Area 48967912912580809
Diagonal 312947001.62354

Cube

Length = n
Surface area 293807477475484854
Volume 1.0835959949387E+25
Space diagonal 383280235.2558

Equilateral Triangle

Length = n
Perimeter 663860841
Area 2.12037282763E+16
Altitude 191640117.6279

Triangular Pyramid

Length = n
Surface area 2.12037282763E+16
Volume 1.2770301268129E+24
Height 104315667.20785