388449904 (number)

388449904 is an even 9-digits composite number following 388449903 and preceding 388449905. In scientific notation, it is written as 3.88449904 × 10^8. The sum of its digits is 49. It has a total of 6 prime factors and 20 positive divisors. There are 193531520 positive integers (up to 388449904) that are relatively prime to 388449904.

Interesting facts

Basic properties

Name

Name three hundred eighty-eight million four hundred forty-nine thousand nine hundred four

Notation

Scientific notation 3.88449904 × 10^8
Engineering notation 3.88449904 × 10^6

Prime Factorization of 388449904

Prime Factorization 2 × 2 × 2 × 2 × 281 × 86399

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 48556238
Product of the distinct prime numbers

The prime factorization of 388449904 is 2 × 2 × 2 × 2 × 281 × 86399. Since it has a total of 6 prime factors.

Most popular turbo-numbers

7, 6, 69, 44, 579, 938, 5255, 4524, 6418, 8953, 60992, 109771, 8930384, 3313829, 69905001, 88366966, 123385823, 318183606, 3462478320, 8234747461

Basic calculations (n = 388449904)

Multiplication

n×y
n×2 776899808
n×3 1165349712
n×4 1553799616
n×5 1942249520

Division

n÷y
n÷2 194224952
n÷3 129483301.33333
n÷3 97112476
n÷5 77689980.8

Exponentiation

ny
n2 150893327917609216
n3 5.8614498743836E+25
n4 2.2768796410051E+34
n5 8.8445367796799E+42

Nth Root

y√n
2√n 19709.132502472
3√n 729.64510427977
4√n 140.38921789964
5√n 52.223623732829

Divisors of 388449904

1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4496, 86399, 172798, 345596, 691192, 1382384, 24278119, 48556238, 97112476, 194224952, 388449904

20 divisors

τ Total Divisors 20
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -388449903
Sum of the proper positive divisors of n
A Arithmetic Mean 0.05
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 20
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 388449904 can be divided by 20 positive divisors. The sum of these divisors (counting 388449904) is 1, the average is 0.05.

Base conversion 388449904

Base System Value
2 Binary 10111001001110100011001110000
3 Ternary 1000001221022002111
4 Quaternary 113021310121300
5 Quinary 1243420344104
6 Senary 102313455104
8 Octal 2711643160
10 Decimal 388449904
12 Duodecimal aa111494
16 Hexadecimal 17274670
20 Vigesimal 617g4f4
36 Base36 6f9tv4

Cryptographic Hash Functions

md5 a3b9a4a77fddd4131ef6f13bc94a7fa6
sha1 7830a6c820ffbe5002ddc93e698e40278ca05562
sha256 c46a95cb2a76906c0855f1aa6d9e734ea11293004b87af26dadb72a013cc1cf4
sha512 f3371e2a6d99f0b089f369ec17b753fc35c3650d8517e347573dc2fc7203aabd2ebbf4be179d9184261062d7b4bc463c201cb4c93045cba8faade75c1a42ed1e
ripemd-160 98f1b25a33e36b962f4f52ed5d533bec0933b569

388449904 as geometric shapes

Circle

Radius = n
Diameter 776899808
Circumference 2440702729.3881
Area 4.7404537046168E+17

Sphere

Radius = n
Volume 2.4552383819664E+26
Surface area 1.8961814818467E+18
Circumference 2440702729.3881

Square

Length = n
Perimeter 1553799616
Area 150893327917609216
Diagonal 549351122.53933

Cube

Length = n
Surface area 905359967505655296
Volume 5.8614498743836E+25
Space diagonal 672814969.92325

Equilateral Triangle

Length = n
Perimeter 1165349712
Area 6.5338727619113E+16
Altitude 336407484.96163

Triangular Pyramid

Length = n
Surface area 6.5338727619113E+16
Volume 6.9077849229361E+24
Height 183117040.84644