18888955 (number)

18888955 is an odd 8-digits composite number following 18888954 and preceding 18888956. In scientific notation, it is written as 1.8888955 × 10^7. The sum of its digits is 52. It has a total of 4 prime factors and 16 positive divisors. There are 13985280 positive integers (up to 18888955) that are relatively prime to 18888955.

Interesting facts

Basic properties

Name

Name eighteen million eight hundred eighty-eight thousand nine hundred fifty-five

Notation

Scientific notation 1.8888955 × 10^7
Engineering notation 1.8888955 × 10^6

Prime Factorization of 18888955

Prime Factorization 5 × 61 × 17 × 3643

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 18888955
Product of the distinct prime numbers

The prime factorization of 18888955 is 5 × 61 × 17 × 3643. Since it has a total of 4 prime factors.

Most popular turbo-numbers

10, 5, 65, 10, 813, 284, 3806, 7804, 63815, 82224, 324814, 722401, 9809434, 9782545, 99229282, 58778078, 779476550, 963566106, 5360840282, 3519979264

Basic calculations (n = 18888955)

Multiplication

n×y
n×2 37777910
n×3 56666865
n×4 75555820
n×5 94444775

Division

n÷y
n÷2 9444477.5
n÷3 6296318.3333333
n÷3 4722238.75
n÷5 3777791

Exponentiation

ny
n2 356792620992025
n3 6.7394397622504E+21
n4 1.2730097439436E+29
n5 2.4045823767912E+36

Nth Root

y√n
2√n 4346.1425425313
3√n 266.31930205359
4√n 65.92527999585
5√n 28.526046538302

Divisors of 18888955

1, 5, 17, 61, 85, 305, 1037, 3643, 5185, 18215, 61931, 222223, 309655, 1111115, 3777791, 18888955

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 -18888954
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 18888955 can be divided by 16 positive divisors. The sum of these divisors (counting 18888955) is 1, the average is 0.0625.

Base conversion 18888955

Base System Value
2 Binary 1001000000011100011111011
3 Ternary 1022112122202221
4 Quaternary 1020003203323
5 Quinary 14313421310
6 Senary 1512504511
8 Octal 110034373
10 Decimal 18888955
12 Duodecimal 63ab137
16 Hexadecimal 12038fb
20 Vigesimal 5i127f
36 Base36 b8ut7

Cryptographic Hash Functions

md5 73ad5f4b159b253240a42959d7fcbcb5
sha1 a5e3b9788d2555fc7abd14680b1f571e1ed3d6c0
sha256 ba38ad538c737fbe91c9fdbd22d24d4f16116cc450d08dee495dd1423ebdb130
sha512 bbd6b6ca6620f76ebcd2df2bf8e304930a8b0c59ec773e3a302a486274f0c322bc59459d37649f77a792c10d10294b4bf918db88fbafb59c1adeb169c832238d
ripemd-160 33ce27d54708a8200f9df3b8f89493a9ce7782bd

18888955 as geometric shapes

Circle

Radius = n
Diameter 37777910
Circumference 118682804.52398
Area 1.1208970769636E+15

Sphere

Radius = n
Volume 2.8230099261862E+22
Surface area 4.4835883078544E+15
Circumference 118682804.52398

Square

Length = n
Perimeter 75555820
Area 356792620992025
Diagonal 26713016.340055

Cube

Length = n
Surface area 2140755725952150
Volume 6.7394397622504E+21
Space diagonal 32716629.761882

Equilateral Triangle

Length = n
Perimeter 56666865
Area 1.5449573683096E+14
Altitude 16358314.880941

Triangular Pyramid

Length = n
Surface area 1.5449573683096E+14
Volume 7.9425059288092E+20
Height 8904338.7800184