388431382 (number)

388431382 is an even 9-digits composite number following 388431381 and preceding 388431383. In scientific notation, it is written as 3.88431382 × 10^8. The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors. There are 190551192 positive integers (up to 388431382) that are relatively prime to 388431382.

Interesting facts

Basic properties

Name

Name three hundred eighty-eight million four hundred thirty-one thousand three hundred eighty-two

Notation

Scientific notation 3.88431382 × 10^8
Engineering notation 3.88431382 × 10^6

Prime Factorization of 388431382

Prime Factorization 2 × 53 × 3664447

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 388431382
Product of the distinct prime numbers

The prime factorization of 388431382 is 2 × 53 × 3664447. Since it has a total of 3 prime factors.

Most popular turbo-numbers

5, 1, 7, 50, 171, 575, 233, 3628, 80814, 18038, 299936, 586614, 7590410, 6833609, 95284156, 64945845, 432654671, 323143125, 2809693072, 8095353809

Basic calculations (n = 388431382)

Multiplication

n×y
n×2 776862764
n×3 1165294146
n×4 1553725528
n×5 1942156910

Division

n÷y
n÷2 194215691
n÷3 129477127.33333
n÷3 97107845.5
n÷5 77686276.4

Exponentiation

ny
n2 150878938522429924
n3 5.860611460496E+25
n4 2.2764454089655E+34
n5 8.8424283625203E+42

Nth Root

y√n
2√n 19708.662613176
3√n 729.63350715894
4√n 140.38754436621
5√n 52.223125699802

Divisors of 388431382

1, 2, 53, 106, 3664447, 7328894, 194215691, 388431382

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -388431381
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 388431382 can be divided by 8 positive divisors. The sum of these divisors (counting 388431382) is 1, the average is 0.125.

Base conversion 388431382

Base System Value
2 Binary 10111001001101111111000010110
3 Ternary 1000001220100200111
4 Quaternary 113021233320112
5 Quinary 1243414301012
6 Senary 102313233234
8 Octal 2711577026
10 Decimal 388431382
12 Duodecimal aa10281a
16 Hexadecimal 1726fe16
20 Vigesimal 617di92
36 Base36 6f9fkm

Cryptographic Hash Functions

md5 0729960d2e78779bb73a22ad24009750
sha1 8385fadbd3f87a33af79de25df56720b786bee2a
sha256 16f14a25c6a78d18b1996f6ee8bf8701979cd70bd6cac671f04ae7095be2c88b
sha512 8a0ec71978f9ca2541f281c11e4cf361fa6bddc6c10e86ca67ff3169b2ad14a3875f02a4a8e064756ca30b70c60e0ee82d73d091b3f396a931b72de48f9adac5
ripemd-160 e236b8a55a936aa67bd8a0ae2f80e3a4f81f7d8d

388431382 as geometric shapes

Circle

Radius = n
Diameter 776862764
Circumference 2440586352.2299
Area 4.7400016484349E+17

Sphere

Radius = n
Volume 2.4548871879785E+26
Surface area 1.896000659374E+18
Circumference 2440586352.2299

Square

Length = n
Perimeter 1553725528
Area 150878938522429924
Diagonal 549324928.47572

Cube

Length = n
Surface area 905273631134579544
Volume 5.860611460496E+25
Space diagonal 672782888.8782

Equilateral Triangle

Length = n
Perimeter 1165294146
Area 6.5332496828227E+16
Altitude 336391444.4391

Triangular Pyramid

Length = n
Surface area 6.5332496828227E+16
Volume 6.9067968426939E+24
Height 183108309.49191