20045440 (number)

20045440 is an even 8-digits composite number following 20045439 and preceding 20045441. In scientific notation, it is written as 2.0045440 × 10^7. The sum of its digits is 19. It has a total of 9 prime factors and 32 positive divisors. There are 8017920 positive integers (up to 20045440) that are relatively prime to 20045440.

Interesting facts

Basic properties

Name

Name twenty million forty-five thousand four hundred forty

Notation

Scientific notation 2.0045440 × 10^7
Engineering notation 2.0045440 × 10^6

Prime Factorization of 20045440

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 31321

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 313210
Product of the distinct prime numbers

The prime factorization of 20045440 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 31321. Since it has a total of 9 prime factors.

Most popular turbo-numbers

4, 9, 2, 75, 125, 74, 1891, 2007, 75294, 76370, 640401, 20851, 4791820, 3173861, 54097185, 53035118, 3769812, 865788791, 8420992832, 2980447892

Basic calculations (n = 20045440)

Multiplication

n×y
n×2 40090880
n×3 60136320
n×4 80181760
n×5 100227200

Division

n÷y
n÷2 10022720
n÷3 6681813.3333333
n÷3 5011360
n÷5 4009088

Exponentiation

ny
n2 401819664793600
n3 8.0546519814402E+21
n4 1.6145904301484E+29
n5 3.2365175592114E+36

Nth Root

y√n
2√n 4477.2134190811
3√n 271.64717806342
4√n 66.911982627039
5√n 28.867097475596

Divisors of 20045440

1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 31321, 62642, 125284, 156605, 250568, 313210, 501136, 626420, 1002272, 1252840, 2004544, 2505680, 4009088, 5011360, 10022720, 20045440

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20045439
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20045440 can be divided by 32 positive divisors. The sum of these divisors (counting 20045440) is 1, the average is 0.03125.

Base conversion 20045440

Base System Value
2 Binary 1001100011101111010000000
3 Ternary 1101201102011201
4 Quaternary 1030131322000
5 Quinary 20112423230
6 Senary 1553350544
8 Octal 114357200
10 Decimal 20045440
12 Duodecimal 6868454
16 Hexadecimal 131de80
20 Vigesimal 655dc0
36 Base36 bxn5s

Cryptographic Hash Functions

md5 d37e994ce9b449cb1708f4eae6bc4b20
sha1 c0b8daae5b50ec8362423d75053f73885209a8c2
sha256 7c8e3e48b93912ae2b63e94b14b65eae7d111c17f0bb862e57a9ff18ef31e8b8
sha512 02c29139769869df8dde1b2b0c60aaff829b834742f5415e5c9543f3a52cc428084e45c51ba577d52455bdb88eb52a28feb66db7d130299181dde6267ccffd1f
ripemd-160 93e1e373c1f6310b92f3c99f6f949fe3e2a1a3ee

20045440 as geometric shapes

Circle

Radius = n
Diameter 40090880
Circumference 125949214.08395
Area 1.2623537069835E+15

Sphere

Radius = n
Volume 3.373924732282E+22
Surface area 5.0494148279339E+15
Circumference 125949214.08395

Square

Length = n
Perimeter 80181760
Area 401819664793600
Diagonal 28348533.111736

Cube

Length = n
Surface area 2410917988761600
Volume 8.0546519814402E+21
Space diagonal 34719720.540073

Equilateral Triangle

Length = n
Perimeter 60136320
Area 1.739930187257E+14
Altitude 17359860.270037

Triangular Pyramid

Length = n
Surface area 1.739930187257E+14
Volume 9.4924983936234E+20
Height 9449511.0372454