21550144 (number)

21550144 is an even 8-digits composite number following 21550143 and preceding 21550145. In scientific notation, it is written as 2.1550144 × 10^7. The sum of its digits is 22. It has a total of 9 prime factors and 56 positive divisors. There are 8394240 positive integers (up to 21550144) that are relatively prime to 21550144.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.1550144 × 10^7
Engineering notation 2.1550144 × 10^6

Prime Factorization of 21550144

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 7 × 11 × 4373

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 673442
Product of the distinct prime numbers

The prime factorization of 21550144 is 2 × 2 × 2 × 2 × 2 × 2 × 7 × 11 × 4373. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21550144)

Multiplication

n×y
n×2 43100288
n×3 64650432
n×4 86200576
n×5 107750720

Division

n÷y
n÷2 10775072
n÷3 7183381.3333333
n÷3 5387536
n÷5 4310028.8

Exponentiation

ny
n2 464408706420736
n3 1.0008074498221E+22
n4 2.1567544659938E+29
n5 4.647836931481E+36

Nth Root

y√n
2√n 4642.2132652432
3√n 278.28089545639
4√n 68.133789453128
5√n 29.288021541546

Divisors of 21550144

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21550143
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
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 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21550144 can be divided by 56 positive divisors. The sum of these divisors (counting 21550144) is 1, the average is 0.017857142857143.

Base conversion 21550144

Base System Value
2 Binary 1010010001101010001000000
3 Ternary 1111112212020111
4 Quaternary 1102031101000
5 Quinary 21004101034
6 Senary 2045521104
8 Octal 122152100
10 Decimal 21550144
12 Duodecimal 7273194
16 Hexadecimal 148d440
20 Vigesimal 6edf74
36 Base36 ctw74

Cryptographic Hash Functions

md5 b69a3ca2c2e93aebd41dae62bf9d5de0
sha1 27038792134b0d5109f7b02017d710e73bb23fd9
sha256 1bd76c8daa10d372ae169b84c025a733ccf1910fc2df88148faa9e850231640e
sha512 98ec36e0c9ad427d1ee167a8df4a6565e2bcf17514b2aa058a4e364966f8dab22c9d22eeb4dc1d145436898b9bba80468ebbc28dcb0627a8547c5c568b61171e
ripemd-160 4fd07a0a3c13c100e32e28b276838f9777d9d513

21550144 as geometric shapes

Circle

Radius = n
Diameter 43100288
Circumference 135403548.1484
Area 1.4589829803545E+15

Sphere

Radius = n
Volume 4.1921724426919E+22
Surface area 5.8359319214181E+15
Circumference 135403548.1484

Square

Length = n
Perimeter 86200576
Area 464408706420736
Diagonal 30476505.915893

Cube

Length = n
Surface area 2786452238524416
Volume 1.0008074498221E+22
Space diagonal 37325944.318426

Equilateral Triangle

Length = n
Perimeter 64650432
Area 2.0109486874951E+14
Altitude 18662972.159213

Triangular Pyramid

Length = n
Surface area 2.0109486874951E+14
Volume 1.1794628907187E+21
Height 10158835.305298