221644729 (number)

221644729 is an odd 9-digits composite number following 221644728 and preceding 221644730. In scientific notation, it is written as 2.21644729 × 10^8. The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors. There are 216238720 positive integers (up to 221644729) that are relatively prime to 221644729.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.21644729 × 10^8
Engineering notation 2.21644729 × 10^6

Prime Factorization of 221644729

Prime Factorization 41 × 5405969

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 221644729
Product of the distinct prime numbers

The prime factorization of 221644729 is 41 × 5405969. Since it has a total of 2 prime factors.

Most popular turbo-numbers

1, 1, 29, 1, 710, 728, 5345, 902, 49718, 75302, 732710, 867348, 370391, 7574581, 11194870, 44862694, 241107680, 969745215, 8256724615, 2613138232

Basic calculations (n = 221644729)

Multiplication

n×y
n×2 443289458
n×3 664934187
n×4 886578916
n×5 1108223645

Division

n÷y
n÷2 110822364.5
n÷3 73881576.333333
n÷3 55411182.25
n÷5 44328945.8

Exponentiation

ny
n2 49126385893483441
n3 1.0888604488111E+25
n4 2.4134017909554E+33
n5 5.3491778592444E+41

Nth Root

y√n
2√n 14887.737537987
3√n 605.18172170176
4√n 122.01531681714
5√n 46.68006816261

Divisors of 221644729

1, 41, 5405969, 221644729

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -221644728
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 221644729 can be divided by 4 positive divisors. The sum of these divisors (counting 221644729) is 1, the average is 0.25.

Base conversion 221644729

Base System Value
2 Binary 1101001101100000011110111001
3 Ternary 120110001201102001
4 Quaternary 31031200132321
5 Quinary 423220112404
6 Senary 33554341001
8 Octal 1515403671
10 Decimal 221644729
12 Duodecimal 6228a761
16 Hexadecimal d3607b9
20 Vigesimal 3955bg9
36 Base36 3nym61

Cryptographic Hash Functions

md5 298e60a0d8e3fbcc1de4b1581025761a
sha1 a9da704cb0c20514e895598759dd1b099c091e73
sha256 d66d142ff86b3d0ef1203242dae4a9b5941351b00b5251113041f87db7b24229
sha512 357ad5a7babc9ffe337e98c89cdccc7012297b64391dff63320d6e74395bff125943a09e5d15efa56cae226b443e95d276085b3911e772a88e1d9a0e23790d07
ripemd-160 da892de4752a90875d4daffcd7ba0ac7ae650b30

221644729 as geometric shapes

Circle

Radius = n
Diameter 443289458
Circumference 1392634904.6666
Area 1.5433509302038E+17

Sphere

Radius = n
Volume 4.5610079823591E+25
Surface area 6.1734037208154E+17
Circumference 1392634904.6666

Square

Length = n
Perimeter 886578916
Area 49126385893483441
Diagonal 313452981.78031

Cube

Length = n
Surface area 294758315360900646
Volume 1.0888604488111E+25
Space diagonal 383899931.85783

Equilateral Triangle

Length = n
Perimeter 664934187
Area 2.1272349089937E+16
Altitude 191949965.92892

Triangular Pyramid

Length = n
Surface area 2.1272349089937E+16
Volume 1.2832343452002E+24
Height 104484327.2601