221361261 (number)

221361261 is an odd 9-digits composite number following 221361260 and preceding 221361262. In scientific notation, it is written as 2.21361261 × 10^8. The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors. There are 134158320 positive integers (up to 221361261) that are relatively prime to 221361261.

Interesting facts

Basic properties

Name

Name two hundred twenty-one million three hundred sixty-one thousand two hundred sixty-one

Notation

Scientific notation 2.21361261 × 10^8
Engineering notation 2.21361261 × 10^6

Prime Factorization of 221361261

Prime Factorization 3 × 11 × 6707917

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 221361261
Product of the distinct prime numbers

The prime factorization of 221361261 is 3 × 11 × 6707917. Since it has a total of 3 prime factors.

Most popular turbo-numbers

8, 10, 6, 18, 590, 253, 3458, 7633, 48946, 83284, 523149, 28150, 2754943, 9738582, 11958821, 22158867, 395075464, 119638713, 2008674144, 6051115117

Basic calculations (n = 221361261)

Multiplication

n×y
n×2 442722522
n×3 664083783
n×4 885445044
n×5 1106806305

Division

n÷y
n÷2 110680630.5
n÷3 73787087
n÷3 55340315.25
n÷5 44272252.2

Exponentiation

ny
n2 49000807871510121
n3 1.0846880620456E+25
n4 2.4010791720606E+33
n5 5.3150591328818E+41

Nth Root

y√n
2√n 14878.214308176
3√n 604.92361670286
4√n 121.9762858435
5√n 46.668121945711

Divisors of 221361261

1, 3, 11, 33, 6707917, 20123751, 73787087, 221361261

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 -221361260
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 221361261 can be divided by 8 positive divisors. The sum of these divisors (counting 221361261) is 1, the average is 0.125.

Base conversion 221361261

Base System Value
2 Binary 1101001100011011010001101101
3 Ternary 120102112022120020
4 Quaternary 31030123101231
5 Quinary 423132030021
6 Senary 33544312353
8 Octal 1514332155
10 Decimal 221361261
12 Duodecimal 621726b9
16 Hexadecimal d31b46d
20 Vigesimal 393a331
36 Base36 3nsjfx

Cryptographic Hash Functions

md5 ebbe74a1e85bee87fcd54346389ec154
sha1 91a5d2b008799852eaae8673b00c1d416da082f3
sha256 a3fc5091625512298527f475daab10c5c34e7c3c9692d6187c707bf729305fa3
sha512 584e228d3e170150f2a29c1ff4b137b4089ec01dfe07002e2f15588a342882cf845c3184d897f29428ef548aa61942cf3506a8bb2688b7c2216c707ee7840863
ripemd-160 c6898c67b4b1dc38c4337f297cb0f7f7ef2a05b4

221361261 as geometric shapes

Circle

Radius = n
Diameter 442722522
Circumference 1390853822.6939
Area 1.539405780291E+17

Sphere

Radius = n
Volume 4.5435307295454E+25
Surface area 6.157623121164E+17
Circumference 1390853822.6939

Square

Length = n
Perimeter 885445044
Area 49000807871510121
Diagonal 313052097.49021

Cube

Length = n
Surface area 294004847229060726
Volume 1.0846880620456E+25
Space diagonal 383408950.87951

Equilateral Triangle

Length = n
Perimeter 664083783
Area 2.1217972211344E+16
Altitude 191704475.43976

Triangular Pyramid

Length = n
Surface area 2.1217972211344E+16
Volume 1.2783171402409E+24
Height 104350699.1634