38784987 (number)

38784987 is an odd 8-digits composite number following 38784986 and preceding 38784988. In scientific notation, it is written as 3.8784987 × 10^7. The sum of its digits is 54. It has a total of 5 prime factors and 28 positive divisors. There are 25505280 positive integers (up to 38784987) that are relatively prime to 38784987.

Interesting facts

Basic properties

Name

Name thirty-eight million seven hundred eighty-four thousand nine hundred eighty-seven

Notation

Scientific notation 3.8784987 × 10^7
Engineering notation 3.8784987 × 10^6

Prime Factorization of 38784987

Prime Factorization 9 × 3 × 27 × 83 × 641

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 38784987
Product of the distinct prime numbers

The prime factorization of 38784987 is 9 × 3 × 27 × 83 × 641. Since it has a total of 5 prime factors.

Most popular turbo-numbers

2, 3, 93, 12, 281, 878, 3146, 3369, 73882, 23855, 273712, 602260, 8214975, 4352273, 63637437, 25147148, 863298517, 506655670, 2138366809, 6656614728

Basic calculations (n = 38784987)

Multiplication

n×y
n×2 77569974
n×3 116354961
n×4 155139948
n×5 193924935

Division

n÷y
n÷2 19392493.5
n÷3 12928329
n÷3 9696246.75
n÷5 7756997.4

Exponentiation

ny
n2 1504275216590169
n3 5.8343294719872E+22
n4 2.2628439272474E+30
n5 8.7764372301319E+37

Nth Root

y√n
2√n 6227.7593884157
3√n 338.49678648457
4√n 78.916154166404
5√n 32.940692886869

Divisors of 38784987

1, 3, 9, 27, 81, 83, 243, 249, 641, 729, 747, 1923, 2241, 5769, 6723, 17307, 20169, 51921, 53203, 60507, 155763, 159609, 467289, 478827, 1436481, 4309443, 12928329, 38784987

28 divisors

τ Total Divisors 28
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -38784986
Sum of the proper positive divisors of n
A Arithmetic Mean 0.035714285714286
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 28
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 38784987 can be divided by 28 positive divisors. The sum of these divisors (counting 38784987) is 1, the average is 0.035714285714286.

Base conversion 38784987

Base System Value
2 Binary 10010011111100111111011011
3 Ternary 2200222111000000
4 Quaternary 2103330333123
5 Quinary 34412104422
6 Senary 3503144043
8 Octal 223747733
10 Decimal 38784987
12 Duodecimal 10ba5023
16 Hexadecimal 24fcfdb
20 Vigesimal c28297
36 Base36 n3aor

Cryptographic Hash Functions

md5 aff21d0d0785b34272c7fefff6d705e4
sha1 46cf026fa19d31cdff8c5f7586f836197b87ee12
sha256 6fc5409477eefff45473618368acc4bbeff8b3004bbef18ae045fac0e3383d73
sha512 6c053785b101fd76363b0023892d9b9f6d4e0146546bcc44f1980b1066374ed32e19966d7134e4b012740e2974f1b4954229b56880dcf5d30df96a60c748a2ad
ripemd-160 8382f2766ff2eb26843f54ba5de6a77530997d4e

38784987 as geometric shapes

Circle

Radius = n
Diameter 77569974
Circumference 243693260.45755
Area 4.7258199694169E+15

Sphere

Radius = n
Volume 2.4438782143756E+23
Surface area 1.8903279877667E+16
Circumference 243693260.45755

Square

Length = n
Perimeter 155139948
Area 1504275216590169
Diagonal 54850254.631864

Cube

Length = n
Surface area 9025651299541014
Volume 5.8343294719872E+22
Space diagonal 67177568.054898

Equilateral Triangle

Length = n
Perimeter 116354961
Area 6.5137027592521E+14
Altitude 33588784.027449

Triangular Pyramid

Length = n
Surface area 6.5137027592521E+14
Volume 6.8758232221978E+21
Height 18283418.210621