18678426 (number)

18678426 is an even 8-digits composite number following 18678425 and preceding 18678427. In scientific notation, it is written as 1.8678426 × 10^7. The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors. There are 5612544 positive integers (up to 18678426) that are relatively prime to 18678426.

Interesting facts

Basic properties

Name

Name eighteen million six hundred seventy-eight thousand four hundred twenty-six

Notation

Scientific notation 1.8678426 × 10^7
Engineering notation 1.8678426 × 10^6

Prime Factorization of 18678426

Prime Factorization 2 × 129 × 13 × 5569

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 18678426
Product of the distinct prime numbers

The prime factorization of 18678426 is 2 × 129 × 13 × 5569. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 10, 33, 86, 186, 792, 3325, 624, 47877, 99681, 672384, 985762, 5080136, 3805077, 53315394, 59673437, 703468047, 460292890, 1523885186, 9309346680

Basic calculations (n = 18678426)

Multiplication

n×y
n×2 37356852
n×3 56035278
n×4 74713704
n×5 93392130

Division

n÷y
n÷2 9339213
n÷3 6226142
n÷3 4669606.5
n÷5 3735685.2

Exponentiation

ny
n2 348883597837476
n3 6.5165964648211E+21
n4 1.2171976484002E+29
n5 2.2735336203017E+36

Nth Root

y√n
2√n 4321.8544630749
3√n 265.32617247634
4√n 65.740812765548
5√n 28.462173076044

Divisors of 18678426

1, 2, 13, 26, 129, 258, 1677, 3354, 5569, 11138, 72397, 144794, 718401, 1436802, 9339213, 18678426

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 -18678425
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 18678426 can be divided by 16 positive divisors. The sum of these divisors (counting 18678426) is 1, the average is 0.0625.

Base conversion 18678426

Base System Value
2 Binary 1000111010000001010011010
3 Ternary 1022010221222120
4 Quaternary 1013100022122
5 Quinary 14240202201
6 Senary 1504202110
8 Octal 107201232
10 Decimal 18678426
12 Duodecimal 6309336
16 Hexadecimal 11d029a
20 Vigesimal 5geg16
36 Base36 b4cd6

Cryptographic Hash Functions

md5 ee669fc32f1891a63de78d03ba9b4cdc
sha1 ae32cc28c60118226cbb7cd527e5f74e79f0b1bd
sha256 185cc87231653dbddcfc638fedc00d46c46487c6e82b85a8d08cac059c44a874
sha512 ba6674e4c5e2e2b4699ac467493bd81c230c9f73df8700410f50f9d46c55581b26da229b0efbf536ed7798efd0a5e1585d2a5d9d26650ba78dea2140ba61e922
ripemd-160 70feb2990f50413ba34598a8d494cd132f4d6b0f

18678426 as geometric shapes

Circle

Radius = n
Diameter 37356852
Circumference 117360011.80444
Area 1.0960501479242E+15

Sphere

Radius = n
Volume 2.7296655440388E+22
Surface area 4.3842005916968E+15
Circumference 117360011.80444

Square

Length = n
Perimeter 74713704
Area 348883597837476
Diagonal 26415283.372982

Cube

Length = n
Surface area 2093301587024856
Volume 6.5165964648211E+21
Space diagonal 32351982.837416

Equilateral Triangle

Length = n
Perimeter 56035278
Area 1.5107102934548E+14
Altitude 16175991.418708

Triangular Pyramid

Length = n
Surface area 1.5107102934548E+14
Volume 7.6798825842188E+20
Height 8805094.4576607