18238908 (number)

18238908 is an even 8-digits composite number following 18238907 and preceding 18238909. In scientific notation, it is written as 1.8238908 × 10^7. The sum of its digits is 39. It has a total of 5 prime factors and 24 positive divisors. There are 5815216 positive integers (up to 18238908) that are relatively prime to 18238908.

Interesting facts

Basic properties

Name

Name eighteen million two hundred thirty-eight thousand nine hundred eight

Notation

Scientific notation 1.8238908 × 10^7
Engineering notation 1.8238908 × 10^6

Prime Factorization of 18238908

Prime Factorization 2 × 2 × 3 × 23 × 66083

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 9119454
Product of the distinct prime numbers

The prime factorization of 18238908 is 2 × 2 × 3 × 23 × 66083. Since it has a total of 5 prime factors.

Most popular turbo-numbers

3, 3, 12, 71, 228, 36, 1592, 9219, 86378, 35824, 665633, 986483, 9980298, 8434445, 92054659, 29075647, 689489436, 629364586, 6751703592, 4638938320

Basic calculations (n = 18238908)

Multiplication

n×y
n×2 36477816
n×3 54716724
n×4 72955632
n×5 91194540

Division

n÷y
n÷2 9119454
n÷3 6079636
n÷3 4559727
n÷5 3647781.6

Exponentiation

ny
n2 332657765032464
n3 6.0673143719127E+21
n4 1.1066118863639E+29
n5 2.0183392387098E+36

Nth Root

y√n
2√n 4270.7034549357
3√n 263.22852137467
4√n 65.350619392135
5√n 28.326946775187

Divisors of 18238908

1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 66083, 132166, 198249, 264332, 396498, 792996, 1519909, 3039818, 4559727, 6079636, 9119454, 18238908

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -18238907
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 18238908 can be divided by 24 positive divisors. The sum of these divisors (counting 18238908) is 1, the average is 0.041666666666667.

Base conversion 18238908

Base System Value
2 Binary 1000101100100110110111100
3 Ternary 1021022122002010
4 Quaternary 1011210312330
5 Quinary 14132121113
6 Senary 1450531220
8 Octal 105446674
10 Decimal 18238908
12 Duodecimal 6136b10
16 Hexadecimal 1164dbc
20 Vigesimal 5djh58
36 Base36 aux8c

Cryptographic Hash Functions

md5 94c855670ddb0f904bec9227f0a8e1b3
sha1 00b4b1c1aa9168e85cbf23731b76e5295df3d6d3
sha256 4ff8208f1268eefcd85132b2ad03c8e38dd2941d3ef8035e670fb5dad5231cd1
sha512 3971ec98d41a074416834f958060cc08e4479fc16406a99c0d140e866d352f594b6a66ddbe90595d32688453ca33f842b20ec32937ce20226161dd8df552b620
ripemd-160 d2b4ac6894339dbdb5b26ad4400127f42a9fd32c

18238908 as geometric shapes

Circle

Radius = n
Diameter 36477816
Circumference 114598438.7646
Area 1.0450751907856E+15

Sphere

Radius = n
Volume 2.5414707010428E+22
Surface area 4.1803007631424E+15
Circumference 114598438.7646

Square

Length = n
Perimeter 72955632
Area 332657765032464
Diagonal 25793711.056475

Cube

Length = n
Surface area 1995946590194784
Volume 6.0673143719127E+21
Space diagonal 31590715.330574

Equilateral Triangle

Length = n
Perimeter 54716724
Area 1.4404503764213E+14
Altitude 15795357.665287

Triangular Pyramid

Length = n
Surface area 1.4404503764213E+14
Volume 7.1503985599501E+20
Height 8597903.6854917