387406 (number)

387406 is an even 6-digits composite number following 387405 and preceding 387407. In scientific notation, it is written as 3.87406 × 10^5. The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors. There are 193702 positive integers (up to 387406) that are relatively prime to 387406.

Interesting facts

Basic properties

Name

Name three hundred eighty-seven thousand four hundred six

Notation

Scientific notation 3.87406 × 10^5
Engineering notation 3.87406 × 10^3

Prime Factorization of 387406

Prime Factorization 2 × 193703

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 387406
Product of the distinct prime numbers

The prime factorization of 387406 is 2 × 193703. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 387406)

Multiplication

n×y
n×2 774812
n×3 1162218
n×4 1549624
n×5 1937030

Division

n÷y
n÷2 193703
n÷3 129135.33333333
n÷3 96851.5
n÷5 77481.2

Exponentiation

ny
n2 150083408836
n3 58143213083519416
n4 2.2525029607834E+22
n5 8.7263316202525E+27

Nth Root

y√n
2√n 622.4194727031
3√n 72.899091201681
4√n 24.94833607083
5√n 13.110923052073

Divisors of 387406

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -387405
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 387406 can be divided by 4 positive divisors. The sum of these divisors (counting 387406) is 1, the average is 0.25.

Base conversion 387406

Base System Value
2 Binary 1011110100101001110
3 Ternary 201200102101
4 Quaternary 1132211032
5 Quinary 44344111
6 Senary 12145314
8 Octal 1364516
10 Decimal 387406
12 Duodecimal 16823a
16 Hexadecimal 5e94e
20 Vigesimal 288a6
36 Base36 8axa

Cryptographic Hash Functions

md5 229ba53c0bc593598f7c44f04e4b7f4a
sha1 724a41bc8bd2cc330c18e0c6246aea3cf24b8cd2
sha256 342dfef1f25f8ea8b52d16e8e47f639c26673576c88b1fbf6c1425df5b8f07a3
sha512 49e3b5870dd8fd2dba0cf98746be64235fd66a0e589b3930875e22667b5acd3ede213d2373ec2a5a88a73d2003f1204fd5707bc4a00ef1e3900dc2c8559c4453
ripemd-160 319af6b33c2e91d24fb9c0ca20c08629724f801c

387406 as geometric shapes

Circle

Radius = n
Diameter 774812
Circumference 2434143.6871132
Area 471500934624.89

Sphere

Radius = n
Volume 2.4354972143905E+17
Surface area 1886003738499.6
Circumference 2434143.6871132

Square

Length = n
Perimeter 1549624
Area 150083408836
Diagonal 547874.81934471

Cube

Length = n
Surface area 900500453016
Volume 58143213083519416
Space diagonal 671006.87515703

Equilateral Triangle

Length = n
Perimeter 1162218
Area 64988022369.271
Altitude 335503.43757851

Triangular Pyramid

Length = n
Surface area 64988022369.271
Volume 6.8522433752218E+15
Height 182624.93978157