21356744 (number)

21356744 is an even 8-digits composite number following 21356743 and preceding 21356745. In scientific notation, it is written as 2.1356744 × 10^7. The sum of its digits is 32. It has a total of 5 prime factors and 16 positive divisors. There are 10663312 positive integers (up to 21356744) that are relatively prime to 21356744.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.1356744 × 10^7
Engineering notation 2.1356744 × 10^6

Prime Factorization of 21356744

Prime Factorization 2 × 2 × 2 × 947 × 2819

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5339186
Product of the distinct prime numbers

The prime factorization of 21356744 is 2 × 2 × 2 × 947 × 2819. Since it has a total of 5 prime factors.

Most popular turbo-numbers

7, 9, 94, 62, 123, 608, 8573, 9716, 31070, 96825, 164596, 79857, 2409685, 9294134, 43460818, 91092148, 752623011, 52732237, 6510549336, 6650298913

Basic calculations (n = 21356744)

Multiplication

n×y
n×2 42713488
n×3 64070232
n×4 85426976
n×5 106783720

Division

n÷y
n÷2 10678372
n÷3 7118914.6666667
n÷3 5339186
n÷5 4271348.8

Exponentiation

ny
n2 456110514281536
n3 9.7410354892191E+21
n4 2.0803680123817E+29
n5 4.4429887066224E+36

Nth Root

y√n
2√n 4621.3357376412
3√n 277.44592296364
4√n 67.980407012912
5√n 29.235263220506

Divisors of 21356744

1, 2, 4, 8, 947, 1894, 2819, 3788, 5638, 7576, 11276, 22552, 2669593, 5339186, 10678372, 21356744

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 -21356743
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 21356744 can be divided by 16 positive divisors. The sum of these divisors (counting 21356744) is 1, the average is 0.0625.

Base conversion 21356744

Base System Value
2 Binary 1010001011110000011001000
3 Ternary 1111012000221112
4 Quaternary 1101132003020
5 Quinary 20431403434
6 Senary 2041425452
8 Octal 121360310
10 Decimal 21356744
12 Duodecimal 719b288
16 Hexadecimal 145e0c8
20 Vigesimal 6d9bh4
36 Base36 cpqyw

Cryptographic Hash Functions

md5 9a816ff8b679e84c97f6dadab20f4ae2
sha1 070deaa9fd0c01811219acd2f5a099c41e08f1ac
sha256 dbcbd322e11f5bb6b1cb19ec072bd0df724612215c50faa7e88c6b4e7164a267
sha512 8c7cc3464ea254dd04180b71da1ea169ba7c2a06fc922f7cec7b799eded4fd0b23f6d049b6fb3da002a683e1686dda618d2ea19770089d7dca8ee7e20089d7b9
ripemd-160 af752c49fbb4a61e216836538bfc2b0d7bf321b5

21356744 as geometric shapes

Circle

Radius = n
Diameter 42713488
Circumference 134188380.11
Area 1.4329134408919E+15

Sphere

Radius = n
Volume 4.0803154041718E+22
Surface area 5.7316537635677E+15
Circumference 134188380.11

Square

Length = n
Perimeter 85426976
Area 456110514281536
Diagonal 30202997.01293

Cube

Length = n
Surface area 2736663085689216
Volume 9.7410354892191E+21
Space diagonal 36990965.692242

Equilateral Triangle

Length = n
Perimeter 64070232
Area 1.975016461505E+14
Altitude 18495482.846121

Triangular Pyramid

Length = n
Surface area 1.975016461505E+14
Volume 1.1479920417009E+21
Height 10067665.670977