21356544 (number)

21356544 is an even 8-digits composite number following 21356543 and preceding 21356545. In scientific notation, it is written as 2.1356544 × 10^7. The sum of its digits is 30. It has a total of 16 prime factors and 112 positive divisors. There are 6389760 positive integers (up to 21356544) that are relatively prime to 21356544.

Interesting facts

Basic properties

Name

Name twenty-one million three hundred fifty-six thousand five hundred forty-four

Notation

Scientific notation 2.1356544 × 10^7
Engineering notation 2.1356544 × 10^6

Prime Factorization of 21356544

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 11 × 79

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 16
Total number of prime factors
rad Radical 5214
Product of the distinct prime numbers

The prime factorization of 21356544 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 11 × 79. Since it has a total of 16 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21356544)

Multiplication

n×y
n×2 42713088
n×3 64069632
n×4 85426176
n×5 106782720

Division

n÷y
n÷2 10678272
n÷3 7118848
n÷3 5339136
n÷5 4271308.8

Exponentiation

ny
n2 456101971623936
n3 9.7407618254733E+21
n4 2.0802900851924E+29
n5 4.4427806737176E+36

Nth Root

y√n
2√n 4621.3140988251
3√n 277.44505689283
4√n 67.980247857927
5√n 29.235208464271

Divisors of 21356544

112 divisors

τ Total Divisors 112
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21356543
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0089285714285714
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 112
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21356544 can be divided by 112 positive divisors. The sum of these divisors (counting 21356544) is 1, the average is 0.0089285714285714.

Base conversion 21356544

Base System Value
2 Binary 1010001011110000000000000
3 Ternary 1111012000200010
4 Quaternary 1101132000000
5 Quinary 20431402134
6 Senary 2041424520
8 Octal 121360000
10 Decimal 21356544
12 Duodecimal 719b140
16 Hexadecimal 145e000
20 Vigesimal 6d9b74
36 Base36 cpqtc

Cryptographic Hash Functions

md5 1b61f5d30310c75ef0472a72363d643d
sha1 f813e4225fb7c38a23d54ae6e2712986a1bfea8a
sha256 4f1c4a4879c921478831c34c3d84612bdf0800aae9dee348490ed2a95baa4aa9
sha512 fd8cf6e030a899243ef83ae98ed7225da48c9a650e8de608870cd4aa335073631b0577c22445bfa56e6a46c76c99308bc9cf9ae5c1aab3c3620f5dcd2df48360
ripemd-160 60e191c6f339055aaa34279cfb5f9548a7734e36

21356544 as geometric shapes

Circle

Radius = n
Diameter 42713088
Circumference 134187123.47293
Area 1.4328866033416E+15

Sphere

Radius = n
Volume 4.08020077217E+22
Surface area 5.7315464133663E+15
Circumference 134187123.47293

Square

Length = n
Perimeter 85426176
Area 456101971623936
Diagonal 30202714.170218

Cube

Length = n
Surface area 2736611829743616
Volume 9.7407618254733E+21
Space diagonal 36990619.28208

Equilateral Triangle

Length = n
Perimeter 64069632
Area 1.9749794707125E+14
Altitude 18495309.64104

Triangular Pyramid

Length = n
Surface area 1.9749794707125E+14
Volume 1.1479597901192E+21
Height 10067571.390073