15665428 (number)

15665428 is an even 8-digits composite number following 15665427 and preceding 15665429. In scientific notation, it is written as 1.5665428 × 10^7. The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors. There are 7816640 positive integers (up to 15665428) that are relatively prime to 15665428.

Interesting facts

Basic properties

Name

Name fifteen million six hundred sixty-five thousand four hundred twenty-eight

Notation

Scientific notation 1.5665428 × 10^7
Engineering notation 1.5665428 × 10^6

Prime Factorization of 15665428

Prime Factorization 2 × 2 × 521 × 7517

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 7832714
Product of the distinct prime numbers

The prime factorization of 15665428 is 2 × 2 × 521 × 7517. Since it has a total of 4 prime factors.

Most popular turbo-numbers

9, 10, 81, 25, 65, 853, 7719, 801, 12704, 61762, 412634, 853271, 1015977, 5469084, 54178371, 14563846, 506730674, 400871473, 8237058223, 5426413137

Basic calculations (n = 15665428)

Multiplication

n×y
n×2 31330856
n×3 46996284
n×4 62661712
n×5 78327140

Division

n÷y
n÷2 7832714
n÷3 5221809.3333333
n÷3 3916357
n÷5 3133085.6

Exponentiation

ny
n2 245405634423184
n3 3.8443842968507E+21
n4 6.0223925406645E+28
n5 9.4343356733517E+35

Nth Root

y√n
2√n 3957.9575540928
3√n 250.21543030581
4√n 62.912300499129
5√n 27.478210930411

Divisors of 15665428

1, 2, 4, 521, 1042, 2084, 7517, 15034, 30068, 3916357, 7832714, 15665428

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -15665427
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 15665428 can be divided by 12 positive divisors. The sum of these divisors (counting 15665428) is 1, the average is 0.083333333333333.

Base conversion 15665428

Base System Value
2 Binary 111011110000100100010100
3 Ternary 1002110212221001
4 Quaternary 323300210110
5 Quinary 13002243203
6 Senary 1315433044
8 Octal 73604424
10 Decimal 15665428
12 Duodecimal 52b5784
16 Hexadecimal ef0914
20 Vigesimal 4hi3b8
36 Base36 9bris

Cryptographic Hash Functions

md5 48e3d042a3ef8d6ad244f3276a589fd9
sha1 5a69a75ea528c72c8f895915aa48a6a09a99ad39
sha256 54be4de43250bb8bd37c2aed263103fd977f37244577aafe7cc083f523c40a7e
sha512 5bc59ba43bc35c1f406332e38a4853ab8ded69e6f68a3635db1ce72e4e861943cdd1ea064c730539fa716b52faed100bead150587f6ba55aeeda29b00f7d9eaf
ripemd-160 f6d2ba25586dc9937aadf6a7b0ef715bc0ecce85

15665428 as geometric shapes

Circle

Radius = n
Diameter 31330856
Circumference 98428787.04028
Area 7.7096453825342E+14

Sphere

Radius = n
Volume 1.6103319286083E+22
Surface area 3.0838581530137E+15
Circumference 98428787.04028

Square

Length = n
Perimeter 62661712
Area 245405634423184
Diagonal 22154260.737979

Cube

Length = n
Surface area 1472433806539104
Volume 3.8443842968507E+21
Space diagonal 27133317.218312

Equilateral Triangle

Length = n
Perimeter 46996284
Area 1.0626375682116E+14
Altitude 13566658.609156

Triangular Pyramid

Length = n
Surface area 1.0626375682116E+14
Volume 4.5306503429837E+20
Height 7384753.5793264