15449940 (number)

15449940 is an even 8-digits composite number following 15449939 and preceding 15449941. In scientific notation, it is written as 1.5449940 × 10^7. The sum of its digits is 36. It has a total of 8 prime factors and 120 positive divisors. There are 3525120 positive integers (up to 15449940) that are relatively prime to 15449940.

Interesting facts

Basic properties

Name

Name fifteen million four hundred forty-nine thousand nine hundred forty

Notation

Scientific notation 1.5449940 × 10^7
Engineering notation 1.5449940 × 10^6

Prime Factorization of 15449940

Prime Factorization 2 × 2 × 3 × 99 × 51 × 3 × 5 × 17

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 2574990
Product of the distinct prime numbers

The prime factorization of 15449940 is 2 × 2 × 3 × 99 × 51 × 3 × 5 × 17. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 15449940)

Multiplication

n×y
n×2 30899880
n×3 46349820
n×4 61799760
n×5 77249700

Division

n÷y
n÷2 7724970
n÷3 5149980
n÷3 3862485
n÷5 3089988

Exponentiation

ny
n2 238700646003600
n3 3.6879106587169E+21
n4 5.6977998402536E+28
n5 8.8030665663928E+35

Nth Root

y√n
2√n 3930.6411690715
3√n 249.06283796573
4√n 62.694825696157
5√n 27.402195435327

Divisors of 15449940

120 divisors

τ Total Divisors 120
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -15449939
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0083333333333333
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 120
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 15449940 can be divided by 120 positive divisors. The sum of these divisors (counting 15449940) is 1, the average is 0.0083333333333333.

Base conversion 15449940

Base System Value
2 Binary 111010111011111101010100
3 Ternary 1002001221100000
4 Quaternary 322323331110
5 Quinary 12423344230
6 Senary 1311051300
8 Octal 72737524
10 Decimal 15449940
12 Duodecimal 5210b30
16 Hexadecimal ebbf54
20 Vigesimal 4gb4h0
36 Base36 97590

Cryptographic Hash Functions

md5 9e28f2659250d5dcbf8e05d1281833c8
sha1 c07285b3d8c74b043363dc8e3131b180d07d9e19
sha256 5c3e18452f95abf40a55b7ecf46842f0029f36437d91de52eda42c10e7f1cda2
sha512 2a397f90e9af5ca37398ea7934c68b1628972a1ce1cfdd150f0112ce74c981c47f454b9b4af4b17b2fee0a115222658418b2a514741d7948841e54ae686789b6
ripemd-160 362fcab5edad8f7ad33eeada8604f809eee6ba25

15449940 as geometric shapes

Circle

Radius = n
Diameter 30899880
Circumference 97074836.004806
Area 7.4990019589205E+14

Sphere

Radius = n
Volume 1.5447884043361E+22
Surface area 2.9996007835682E+15
Circumference 97074836.004806

Square

Length = n
Perimeter 61799760
Area 238700646003600
Diagonal 21849514.685851

Cube

Length = n
Surface area 1432203876021600
Volume 3.6879106587169E+21
Space diagonal 26760081.053891

Equilateral Triangle

Length = n
Perimeter 46349820
Area 1.0336041166944E+14
Altitude 13380040.526945

Triangular Pyramid

Length = n
Surface area 1.0336041166944E+14
Volume 4.3462443919814E+20
Height 7283171.5619502