20187444 (number)

20187444 is an even 8-digits composite number following 20187443 and preceding 20187445. In scientific notation, it is written as 2.0187444 × 10^7. The sum of its digits is 30. It has a total of 4 prime factors and 12 positive divisors. There are 6729144 positive integers (up to 20187444) that are relatively prime to 20187444.

Interesting facts

Basic properties

Name

Name twenty million one hundred eighty-seven thousand four hundred forty-four

Notation

Scientific notation 2.0187444 × 10^7
Engineering notation 2.0187444 × 10^6

Prime Factorization of 20187444

Prime Factorization 2 × 2 × 3 × 1682287

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 10093722
Product of the distinct prime numbers

The prime factorization of 20187444 is 2 × 2 × 3 × 1682287. Since it has a total of 4 prime factors.

Most popular turbo-numbers

6, 7, 90, 53, 103, 493, 4187, 7017, 49389, 24777, 367484, 988173, 2907411, 6599868, 17871267, 17990212, 83358150, 298021911, 2730896432, 2283283311

Basic calculations (n = 20187444)

Multiplication

n×y
n×2 40374888
n×3 60562332
n×4 80749776
n×5 100937220

Division

n÷y
n÷2 10093722
n÷3 6729148
n÷3 5046861
n÷5 4037488.8

Exponentiation

ny
n2 407532895253136
n3 8.2270475010805E+21
n4 1.660830607134E+29
n5 3.3527924875004E+36

Nth Root

y√n
2√n 4493.0439570518
3√n 272.28712831203
4√n 67.03017199032
5√n 28.90788158062

Divisors of 20187444

1, 2, 3, 4, 6, 12, 1682287, 3364574, 5046861, 6729148, 10093722, 20187444

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20187443
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20187444 can be divided by 12 positive divisors. The sum of these divisors (counting 20187444) is 1, the average is 0.083333333333333.

Base conversion 20187444

Base System Value
2 Binary 1001101000000100100110100
3 Ternary 1101222121222010
4 Quaternary 1031000210310
5 Quinary 20131444234
6 Senary 2000404220
8 Octal 115004464
10 Decimal 20187444
12 Duodecimal 6916670
16 Hexadecimal 1340934
20 Vigesimal 6638c4
36 Base36 c0oqc

Cryptographic Hash Functions

md5 54bb174582312777cf54219cc9989ebe
sha1 ee449019166ee534808622fed9ef7e317ed627ea
sha256 f0b5e9228742d4913f57eb605affc4ca04b3fc2ab1dabb86d858818ff0a05602
sha512 f5fe824c7df434c2e799562ccb95d98a28cfe69faea7ee379c2335edd633e205fe79eb11b980a5fbededd32e46e793c547b442ba2dbdcb65d775c6bbc0b086ef
ripemd-160 441a9afef25765aa80de42286ed54a2fdef2f8e3

20187444 as geometric shapes

Circle

Radius = n
Diameter 40374888
Circumference 126841451.53031
Area 1.2803023498234E+15

Sphere

Radius = n
Volume 3.4461375986839E+22
Surface area 5.1212093992937E+15
Circumference 126841451.53031

Square

Length = n
Perimeter 80749776
Area 407532895253136
Diagonal 28549357.094447

Cube

Length = n
Surface area 2445197371518816
Volume 8.2270475010805E+21
Space diagonal 34965678.682951

Equilateral Triangle

Length = n
Perimeter 60562332
Area 1.7646692008352E+14
Altitude 17482839.341476

Triangular Pyramid

Length = n
Surface area 1.7646692008352E+14
Volume 9.6956684619298E+20
Height 9516452.3648158