21471636 (number)

21471636 is an even 8-digits composite number following 21471635 and preceding 21471637. In scientific notation, it is written as 2.1471636 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 48 positive divisors. There are 6967296 positive integers (up to 21471636) that are relatively prime to 21471636.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred seventy-one thousand six hundred thirty-six

Notation

Scientific notation 2.1471636 × 10^7
Engineering notation 2.1471636 × 10^6

Prime Factorization of 21471636

Prime Factorization 2 × 2 × 3 × 73 × 127 × 193

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 10735818
Product of the distinct prime numbers

The prime factorization of 21471636 is 2 × 2 × 3 × 73 × 127 × 193. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21471636)

Multiplication

n×y
n×2 42943272
n×3 64414908
n×4 85886544
n×5 107358180

Division

n÷y
n÷2 10735818
n÷3 7157212
n÷3 5367909
n÷5 4294327.2

Exponentiation

ny
n2 461031152516496
n3 9.8990930914947E+21
n4 2.1254972359069E+29
n5 4.5637902968399E+36

Nth Root

y√n
2√n 4633.7496695441
3√n 277.94255494041
4√n 68.071650997637
5√n 29.266650900337

Divisors of 21471636

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 -21471635
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 21471636 can be divided by 48 positive divisors. The sum of these divisors (counting 21471636) is 1, the average is 0.020833333333333.

Base conversion 21471636

Base System Value
2 Binary 1010001111010000110010100
3 Ternary 1111101212112210
4 Quaternary 1101322012110
5 Quinary 20444043021
6 Senary 2044113420
8 Octal 121720624
10 Decimal 21471636
12 Duodecimal 7235870
16 Hexadecimal 147a194
20 Vigesimal 6e3j1g
36 Base36 cs7mc

Cryptographic Hash Functions

md5 48bcd2b63768a9c93e7e4d67df9818f0
sha1 e96e87cf3f39c7b749d3e4dc364cf844177d13b8
sha256 16bf438a0f74e918940cd80d0e07521fd28ce6c2f7cdded3c0284f57b471c777
sha512 f6faec2055255911fb430f7049686d61a9c54435b68c79a203e743730fd8f05cbac530574fb71f04f47c1248dd5856ca8126c1c496b0b91f99c2dd342d2b9e9a
ripemd-160 d41f4b34957f730bf0061c1de92bf9f87438cfd1

21471636 as geometric shapes

Circle

Radius = n
Diameter 42943272
Circumference 134910267.83631
Area 1.4483720818219E+15

Sphere

Radius = n
Volume 4.1465224177922E+22
Surface area 5.7934883272874E+15
Circumference 134910267.83631

Square

Length = n
Perimeter 85886544
Area 461031152516496
Diagonal 30365478.837538

Cube

Length = n
Surface area 2766186915098976
Volume 9.8990930914947E+21
Space diagonal 37189964.473625

Equilateral Triangle

Length = n
Perimeter 64414908
Area 1.9963234500765E+14
Altitude 18594982.236812

Triangular Pyramid

Length = n
Surface area 1.9963234500765E+14
Volume 1.1666193087655E+21
Height 10121826.279179