18994927 (number)

18994927 is an odd 8-digits composite number following 18994926 and preceding 18994928. In scientific notation, it is written as 1.8994927 × 10^7. The sum of its digits is 49. It has a total of 4 prime factors and 16 positive divisors. There are 15336000 positive integers (up to 18994927) that are relatively prime to 18994927.

Interesting facts

Basic properties

Name

Name eighteen million nine hundred ninety-four thousand nine hundred twenty-seven

Notation

Scientific notation 1.8994927 × 10^7
Engineering notation 1.8994927 × 10^6

Prime Factorization of 18994927

Prime Factorization 7 × 19 × 251 × 569

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 18994927
Product of the distinct prime numbers

The prime factorization of 18994927 is 7 × 19 × 251 × 569. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 10, 67, 85, 66, 31, 5642, 5028, 10808, 83149, 666179, 829092, 8840506, 9432693, 21799091, 51629508, 286659746, 294755912, 4844459245, 6659479861

Basic calculations (n = 18994927)

Multiplication

n×y
n×2 37989854
n×3 56984781
n×4 75979708
n×5 94974635

Division

n÷y
n÷2 9497463.5
n÷3 6331642.3333333
n÷3 4748731.75
n÷5 3798985.4

Exponentiation

ny
n2 360807251735329
n3 6.8535074077832E+21
n4 1.301818729048E+29
n5 2.47279517255E+36

Nth Root

y√n
2√n 4358.3169916838
3√n 266.81641398357
4√n 66.017550633781
5√n 28.55798267352

Divisors of 18994927

1, 7, 19, 133, 251, 569, 1757, 3983, 4769, 10811, 33383, 75677, 142819, 999733, 2713561, 18994927

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 -18994926
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 18994927 can be divided by 16 positive divisors. The sum of these divisors (counting 18994927) is 1, the average is 0.0625.

Base conversion 18994927

Base System Value
2 Binary 1001000011101011011101111
3 Ternary 1022202001010211
4 Quaternary 1020131123233
5 Quinary 14330314202
6 Senary 1515043251
8 Octal 110353357
10 Decimal 18994927
12 Duodecimal 6440527
16 Hexadecimal 121d6ef
20 Vigesimal 5ie767
36 Base36 bb4kv

Cryptographic Hash Functions

md5 9bf0531f535cee615ca619e8f7aa2c78
sha1 fc3480a7fd26b2c8dc11ae7b4f38ef742e3ffcd7
sha256 0d06788558dffe18ba864ab2e4ad880c25d3cda3a3efc1d25869a1721b0153ba
sha512 59ac4732adb774ffcab570607df46bbb65e68ee8de47e5286e180011746264aacf7b22f73e0838d594fb6cfc5bed46dc13cba7c175e6a36daff14d343867efd7
ripemd-160 de2981f498de6b2a99124c6a6460db7007c0d254

18994927 as geometric shapes

Circle

Radius = n
Diameter 37989854
Circumference 119348646.23735
Area 1.1335094114136E+15

Sphere

Radius = n
Volume 2.8707904698153E+22
Surface area 4.5340376456545E+15
Circumference 119348646.23735

Square

Length = n
Perimeter 75979708
Area 360807251735329
Diagonal 26862883.379687

Cube

Length = n
Surface area 2164843510411974
Volume 6.8535074077832E+21
Space diagonal 32900178.650062

Equilateral Triangle

Length = n
Perimeter 56984781
Area 1.5623412293622E+14
Altitude 16450089.325031

Triangular Pyramid

Length = n
Surface area 1.5623412293622E+14
Volume 8.0769359382596E+20
Height 8954294.4598956