15742986 (number)

15742986 is an even 8-digits composite number following 15742985 and preceding 15742987. In scientific notation, it is written as 1.5742986 × 10^7. The sum of its digits is 42. It has a total of 6 prime factors and 48 positive divisors. There are 4230144 positive integers (up to 15742986) that are relatively prime to 15742986.

Interesting facts

Basic properties

Name

Name fifteen million seven hundred forty-two thousand nine hundred eighty-six

Notation

Scientific notation 1.5742986 × 10^7
Engineering notation 1.5742986 × 10^6

Prime Factorization of 15742986

Prime Factorization 2 × 3 × 7 × 17 × 17 × 1297

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 926058
Product of the distinct prime numbers

The prime factorization of 15742986 is 2 × 3 × 7 × 17 × 17 × 1297. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 15742986)

Multiplication

n×y
n×2 31485972
n×3 47228958
n×4 62971944
n×5 78714930

Division

n÷y
n÷2 7871493
n÷3 5247662
n÷3 3935746.5
n÷5 3148597.2

Exponentiation

ny
n2 247841608196196
n3 3.9017669680502E+21
n4 6.1425462753277E+28
n5 9.6702020016836E+35

Nth Root

y√n
2√n 3967.7431872539
3√n 250.62768141193
4√n 62.9900245059
5√n 27.505365593802

Divisors of 15742986

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -15742985
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 15742986 can be divided by 48 positive divisors. The sum of these divisors (counting 15742986) is 1, the average is 0.020833333333333.

Base conversion 15742986

Base System Value
2 Binary 111100000011100000001010
3 Ternary 1002121211022120
4 Quaternary 330003200022
5 Quinary 13012233421
6 Senary 1321232110
8 Octal 74034012
10 Decimal 15742986
12 Duodecimal 5332636
16 Hexadecimal f0380a
20 Vigesimal 4i7h96
36 Base36 9dfd6

Cryptographic Hash Functions

md5 8185dc6f2ccc0d7c7723b4a8f5263903
sha1 c9949462c0e488c92c08eac341075c2a0eba36a6
sha256 d498dc0a8afa71e51acf18a3892d210fb331d739fcdab648062a9c0845e3b3b0
sha512 099ee6a0d21618ca1245126083ce90eb10bd8cbb9bbb5e50cbdfb6370215334904fc1124ae852ebffa976f2e6446ffb6cfafcf92eae5bbe461facfc5faeaaa96
ripemd-160 4599f1d8ddb96e8e6a48330a43bd3fa8294bfba7

15742986 as geometric shapes

Circle

Radius = n
Diameter 31485972
Circumference 98916098.326334
Area 7.7861737556305E+14

Sphere

Radius = n
Volume 1.6343683257128E+22
Surface area 3.1144695022522E+15
Circumference 98916098.326334

Square

Length = n
Perimeter 62971944
Area 247841608196196
Diagonal 22263944.31345

Cube

Length = n
Surface area 1487049649177176
Volume 3.9017669680502E+21
Space diagonal 27267651.614846

Equilateral Triangle

Length = n
Perimeter 47228958
Area 1.0731856440635E+14
Altitude 13633825.807423

Triangular Pyramid

Length = n
Surface area 1.0731856440635E+14
Volume 4.59827646953E+20
Height 7421314.7711499