18879420 (number)

18879420 is an even 8-digits composite number following 18879419 and preceding 18879421. In scientific notation, it is written as 1.8879420 × 10^7. The sum of its digits is 39. It has a total of 5 prime factors and 24 positive divisors. There are 4253184 positive integers (up to 18879420) that are relatively prime to 18879420.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.8879420 × 10^7
Engineering notation 1.8879420 × 10^6

Prime Factorization of 18879420

Prime Factorization 2 × 2 × 105 × 79 × 569

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 9439710
Product of the distinct prime numbers

The prime factorization of 18879420 is 2 × 2 × 105 × 79 × 569. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 7, 96, 51, 244, 671, 6104, 8010, 7907, 69386, 4453, 919570, 7335825, 1700219, 74617578, 23801934, 462184374, 542578945, 1285522955, 6139283097

Basic calculations (n = 18879420)

Multiplication

n×y
n×2 37758840
n×3 56638260
n×4 75517680
n×5 94397100

Division

n÷y
n÷2 9439710
n÷3 6293140
n÷3 4719855
n÷5 3775884

Exponentiation

ny
n2 356432499536400
n3 6.7292388603975E+21
n4 1.2704412672577E+29
n5 2.398519426989E+36

Nth Root

y√n
2√n 4345.0454543077
3√n 266.27448252904
4√n 65.916958776234
5√n 28.523166010597

Divisors of 18879420

1, 2, 4, 79, 105, 158, 210, 316, 420, 569, 1138, 2276, 8295, 16590, 33180, 44951, 59745, 89902, 119490, 179804, 238980, 4719855, 9439710, 18879420

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 -18879419
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 18879420 can be divided by 24 positive divisors. The sum of these divisors (counting 18879420) is 1, the average is 0.041666666666667.

Base conversion 18879420

Base System Value
2 Binary 1001000000001001110111100
3 Ternary 1022112011200210
4 Quaternary 1020001032330
5 Quinary 14313120140
6 Senary 1512352420
8 Octal 110011674
10 Decimal 18879420
12 Duodecimal 63a5710
16 Hexadecimal 12013bc
20 Vigesimal 5hjib0
36 Base36 b8ngc

Cryptographic Hash Functions

md5 d0e45153e6532f68e1f884cf1673cd44
sha1 6ab7e3389a553d3de66c5574482156dd4e11afbc
sha256 3c52ae8333843f41aafff9ac77b29ab5d10fecb1d0004e673cc76fb477bbd60c
sha512 d4454c32bc4fc485e056bf8f5bf019727a6f99b43667385c982fe484250b8a3c251d277e08390997f02f1f75096a4555c3de0996d4aca1a5dd3c6beafc6d4cd9
ripemd-160 96c9bbc448179051cb6027523b086d03dac1f720

18879420 as geometric shapes

Circle

Radius = n
Diameter 37758840
Circumference 118622894.35207
Area 1.1197657220442E+15

Sphere

Radius = n
Volume 2.8187369824101E+22
Surface area 4.4790628881768E+15
Circumference 118622894.35207

Square

Length = n
Perimeter 75517680
Area 356432499536400
Diagonal 26699531.813738

Cube

Length = n
Surface area 2138594997218400
Volume 6.7292388603975E+21
Space diagonal 32700114.657432

Equilateral Triangle

Length = n
Perimeter 56638260
Area 1.5433979966645E+14
Altitude 16350057.328716

Triangular Pyramid

Length = n
Surface area 1.5433979966645E+14
Volume 7.9304840506852E+20
Height 8899843.9379126