18386972 (number)

18386972 is an even 8-digits composite number following 18386971 and preceding 18386973. In scientific notation, it is written as 1.8386972 × 10^7. The sum of its digits is 44. It has a total of 5 prime factors and 24 positive divisors. There are 8805888 positive integers (up to 18386972) that are relatively prime to 18386972.

Interesting facts

Basic properties

Name

Name eighteen million three hundred eighty-six thousand nine hundred seventy-two

Notation

Scientific notation 1.8386972 × 10^7
Engineering notation 1.8386972 × 10^6

Prime Factorization of 18386972

Prime Factorization 2 × 2 × 43 × 53 × 2017

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 9193486
Product of the distinct prime numbers

The prime factorization of 18386972 is 2 × 2 × 43 × 53 × 2017. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 7, 35, 33, 12, 183, 8493, 2931, 40123, 46221, 404578, 186009, 4133260, 843683, 81828290, 87370714, 880639425, 687552281, 6094906273, 6329547369

Basic calculations (n = 18386972)

Multiplication

n×y
n×2 36773944
n×3 55160916
n×4 73547888
n×5 91934860

Division

n÷y
n÷2 9193486
n÷3 6128990.6666667
n÷3 4596743
n÷5 3677394.4

Exponentiation

ny
n2 338080739328784
n3 6.2162810877777E+21
n4 1.142985863051E+29
n5 2.1016049060314E+36

Nth Root

y√n
2√n 4288.0032649241
3√n 263.93890153272
4√n 65.482847104598
5√n 28.372789953417

Divisors of 18386972

1, 2, 4, 43, 53, 86, 106, 172, 212, 2017, 2279, 4034, 4558, 8068, 9116, 86731, 106901, 173462, 213802, 346924, 427604, 4596743, 9193486, 18386972

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 -18386971
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 18386972 can be divided by 24 positive divisors. The sum of these divisors (counting 18386972) is 1, the average is 0.041666666666667.

Base conversion 18386972

Base System Value
2 Binary 1000110001001000000011100
3 Ternary 1021121011011222
4 Quaternary 1012021000130
5 Quinary 14201340342
6 Senary 1454032512
8 Octal 106110034
10 Decimal 18386972
12 Duodecimal 61a8738
16 Hexadecimal 118901c
20 Vigesimal 5ei78c
36 Base36 ay3h8

Cryptographic Hash Functions

md5 a65abf3c91e5d5800526ad1a828a08da
sha1 712d79ab8ba0828bb1fc0fad999e2ebd3b3f541d
sha256 10df7e7fae8116559f87ffabf3357a3635d650244f96ec60d08171eba5a662ef
sha512 a1b7b21abdd6aaef3bfb90260b59a696c2e93dd98a2c071926e4bc3189af68a93cfcf9cd786e2fbd67ce112c9459ea1a42557abba338e4e41aa39c708aee02c5
ripemd-160 d7e6c949095f0317a2c403a6c527f534043419ed

18386972 as geometric shapes

Circle

Radius = n
Diameter 36773944
Circumference 115528752.31392
Area 1.0621119669955E+15

Sphere

Radius = n
Volume 2.6038697330682E+22
Surface area 4.2484478679821E+15
Circumference 115528752.31392

Square

Length = n
Perimeter 73547888
Area 338080739328784
Diagonal 26003105.173374

Cube

Length = n
Surface area 2028484435972704
Volume 6.2162810877777E+21
Space diagonal 31847169.701346

Equilateral Triangle

Length = n
Perimeter 55160916
Area 1.4639325439448E+14
Altitude 15923584.850673

Triangular Pyramid

Length = n
Surface area 1.4639325439448E+14
Volume 7.3259575182154E+20
Height 8667701.7244581