20145444 (number)

20145444 is an even 8-digits composite number following 20145443 and preceding 20145445. In scientific notation, it is written as 2.0145444 × 10^7. The sum of its digits is 24. It has a total of 5 prime factors and 24 positive divisors. There are 6104640 positive integers (up to 20145444) that are relatively prime to 20145444.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.0145444 × 10^7
Engineering notation 2.0145444 × 10^6

Prime Factorization of 20145444

Prime Factorization 2 × 2 × 3 × 11 × 152617

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10072722
Product of the distinct prime numbers

The prime factorization of 20145444 is 2 × 2 × 3 × 11 × 152617. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 4, 55, 21, 911, 857, 9374, 2748, 55456, 23992, 860157, 353319, 3097525, 3645935, 63597501, 12547828, 168546439, 65513489, 6007809562, 378030913

Basic calculations (n = 20145444)

Multiplication

n×y
n×2 40290888
n×3 60436332
n×4 80581776
n×5 100727220

Division

n÷y
n÷2 10072722
n÷3 6715148
n÷3 5036361
n÷5 4029088.8

Exponentiation

ny
n2 405838913957136
n3 8.1758051141443E+21
n4 1.6470522408191E+29
n5 3.3180598682495E+36

Nth Root

y√n
2√n 4488.3676320016
3√n 272.09816598013
4√n 66.995280669624
5√n 28.895842981876

Divisors of 20145444

1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 152617, 305234, 457851, 610468, 915702, 1678787, 1831404, 3357574, 5036361, 6715148, 10072722, 20145444

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20145443
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20145444 can be divided by 24 positive divisors. The sum of these divisors (counting 20145444) is 1, the average is 0.041666666666667.

Base conversion 20145444

Base System Value
2 Binary 1001100110110010100100100
3 Ternary 1101220111100120
4 Quaternary 1030312110210
5 Quinary 20124123234
6 Senary 1555441540
8 Octal 114662444
10 Decimal 20145444
12 Duodecimal 68b62b0
16 Hexadecimal 1336524
20 Vigesimal 65i3c4
36 Base36 bzsbo

Cryptographic Hash Functions

md5 378f817481dbe7f6f51370d10ecee440
sha1 b1944afb688df9dd41c6dacf16768f92a350a83c
sha256 188ea074598367cfba2c7d01b41d864a09ada812178434483cba99e5fd903e16
sha512 99a217bd9b8dbcbb580b56e39729f1e5c32aca1d9d3ec237ca59f55d9a6e142ce1721d70b4244892f814b253c00190591ad0d73859a7595080032b8816246f2f
ripemd-160 abe05b32824f60a0dcfeffb5820295f35ffca680

20145444 as geometric shapes

Circle

Radius = n
Diameter 40290888
Circumference 126577557.74741
Area 1.2749805506286E+15

Sphere

Radius = n
Volume 3.424673237837E+22
Surface area 5.0999222025144E+15
Circumference 126577557.74741

Square

Length = n
Perimeter 80581776
Area 405838913957136
Diagonal 28489960.124828

Cube

Length = n
Surface area 2435033483742816
Volume 8.1758051141443E+21
Space diagonal 34892932.549034

Equilateral Triangle

Length = n
Perimeter 60436332
Area 1.7573340466558E+14
Altitude 17446466.274517

Triangular Pyramid

Length = n
Surface area 1.7573340466558E+14
Volume 9.6352787297852E+20
Height 9496653.3749426