18487072 (number)

18487072 is an even 8-digits composite number following 18487071 and preceding 18487073. In scientific notation, it is written as 1.8487072 × 10^7. The sum of its digits is 37. It has a total of 6 prime factors and 12 positive divisors. There are 9243520 positive integers (up to 18487072) that are relatively prime to 18487072.

Interesting facts

Basic properties

Name

Name eighteen million four hundred eighty-seven thousand seventy-two

Notation

Scientific notation 1.8487072 × 10^7
Engineering notation 1.8487072 × 10^6

Prime Factorization of 18487072

Prime Factorization 2 × 2 × 2 × 2 × 2 × 577721

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 1155442
Product of the distinct prime numbers

The prime factorization of 18487072 is 2 × 2 × 2 × 2 × 2 × 577721. Since it has a total of 6 prime factors.

Most popular turbo-numbers

6, 3, 16, 77, 95, 330, 19, 5108, 123, 86472, 66093, 471639, 1897643, 6158159, 23434804, 3014956, 824896474, 993027304, 9840222174, 301664843

Basic calculations (n = 18487072)

Multiplication

n×y
n×2 36974144
n×3 55461216
n×4 73948288
n×5 92435360

Division

n÷y
n÷2 9243536
n÷3 6162357.3333333
n÷3 4621768
n÷5 3697414.4

Exponentiation

ny
n2 341771831133184
n3 6.318360449731E+21
n4 1.1680798455613E+29
n5 2.1594376206641E+36

Nth Root

y√n
2√n 4299.659521404
3√n 264.41700243815
4√n 65.571789066671
5√n 28.403615601932

Divisors of 18487072

1, 2, 4, 8, 16, 32, 577721, 1155442, 2310884, 4621768, 9243536, 18487072

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 -18487071
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 18487072 can be divided by 12 positive divisors. The sum of these divisors (counting 18487072) is 1, the average is 0.083333333333333.

Base conversion 18487072

Base System Value
2 Binary 1000110100001011100100000
3 Ternary 1021210020111101
4 Quaternary 1012201130200
5 Quinary 14213041242
6 Senary 1500124144
8 Octal 106413440
10 Decimal 18487072
12 Duodecimal 6236654
16 Hexadecimal 11a1720
20 Vigesimal 5fahdc
36 Base36 b08ps

Cryptographic Hash Functions

md5 241217aa1c4adab44234f6c7d2a3bbd1
sha1 c5b63e862fc52ccf020041f17357b29e363e9281
sha256 9729b49c7a26defd0af75c1f8e9261417117b3f6cfda3cdcc00552fc85ff0094
sha512 65f65f5d9f67804a738d0f17728b15b193f4da9fcdaae674e8cba23b9fd44d0515b2bcec182987594809f29420ce5e9781f5bab92a2651f05b99dac6b535ae61
ripemd-160 5a581dea50a54bc55519e2f7057de5cbfa0d2f4d

18487072 as geometric shapes

Circle

Radius = n
Diameter 36974144
Circumference 116157699.16317
Area 1.0737078738919E+15

Sphere

Radius = n
Volume 2.6466286362143E+22
Surface area 4.2948314955678E+15
Circumference 116157699.16317

Square

Length = n
Perimeter 73948288
Area 341771831133184
Diagonal 26144667.950968

Cube

Length = n
Surface area 2050630986799104
Volume 6.318360449731E+21
Space diagonal 32020547.987184

Equilateral Triangle

Length = n
Perimeter 55461216
Area 1.4799154402963E+14
Altitude 16010273.993592

Triangular Pyramid

Length = n
Surface area 1.4799154402963E+14
Volume 7.4462591999761E+20
Height 8714889.3169893