18485742 (number)

18485742 is an even 8-digits composite number following 18485741 and preceding 18485743. In scientific notation, it is written as 1.8485742 × 10^7. The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors. There are 5565920 positive integers (up to 18485742) that are relatively prime to 18485742.

Interesting facts

Basic properties

Name

Name eighteen million four hundred eighty-five thousand seven hundred forty-two

Notation

Scientific notation 1.8485742 × 10^7
Engineering notation 1.8485742 × 10^6

Prime Factorization of 18485742

Prime Factorization 2 × 33 × 173 × 1619

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 18485742
Product of the distinct prime numbers

The prime factorization of 18485742 is 2 × 33 × 173 × 1619. Since it has a total of 4 prime factors.

Most popular turbo-numbers

1, 2, 48, 39, 168, 729, 9696, 2149, 71305, 29178, 168775, 287376, 9912521, 9806274, 31701959, 84312611, 456958662, 407936948, 5253738345, 8487046909

Basic calculations (n = 18485742)

Multiplication

n×y
n×2 36971484
n×3 55457226
n×4 73942968
n×5 92428710

Division

n÷y
n÷2 9242871
n÷3 6161914
n÷3 4621435.5
n÷5 3697148.4

Exponentiation

ny
n2 341722657290564
n3 6.3169968782278E+21
n4 1.1677437450572E+29
n5 2.1586609593242E+36

Nth Root

y√n
2√n 4299.504855213
3√n 264.41066137547
4√n 65.570609690722
5√n 28.403206906646

Divisors of 18485742

1, 2, 33, 66, 173, 346, 1619, 3238, 5709, 11418, 53427, 106854, 280087, 560174, 9242871, 18485742

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 -18485741
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 18485742 can be divided by 16 positive divisors. The sum of these divisors (counting 18485742) is 1, the average is 0.0625.

Base conversion 18485742

Base System Value
2 Binary 1000110100001000111101110
3 Ternary 1021210011200010
4 Quaternary 1012201013232
5 Quinary 14213020432
6 Senary 1500114050
8 Octal 106410756
10 Decimal 18485742
12 Duodecimal 6235926
16 Hexadecimal 11a11ee
20 Vigesimal 5fae72
36 Base36 b07ou

Cryptographic Hash Functions

md5 45759d265dd9743abfc549a83dd575ea
sha1 6297b47717e4a16e03f42fab9591a77c4f122ce5
sha256 ee315f6685b832b52d500b8f0638042c001bd48e602eedc76be5c69e4efb41f5
sha512 2a82d0b03cf8a8953fd10421d74a08783f41943263b54d221a0787f5adbfeefce08d93399170b73d64c44bcc22f3a9859d64178b4f748484afd8acdd719b3490
ripemd-160 0b8b459737940d67704b69389145f274be8fe3fb

18485742 as geometric shapes

Circle

Radius = n
Diameter 36971484
Circumference 116149342.52671
Area 1.0735533897092E+15

Sphere

Radius = n
Volume 2.6460574647187E+22
Surface area 4.2942135588369E+15
Circumference 116149342.52671

Square

Length = n
Perimeter 73942968
Area 341722657290564
Diagonal 26142787.04693

Cube

Length = n
Surface area 2050335943743384
Volume 6.3169968782278E+21
Space diagonal 32018244.35961

Equilateral Triangle

Length = n
Perimeter 55457226
Area 1.4797025113118E+14
Altitude 16009122.179805

Triangular Pyramid

Length = n
Surface area 1.4797025113118E+14
Volume 7.4446522155485E+20
Height 8714262.3489766