15668538 (number)

15668538 is an even 8-digits composite number following 15668537 and preceding 15668539. In scientific notation, it is written as 1.5668538 × 10^7. The sum of its digits is 42. It has a total of 5 prime factors and 32 positive divisors. There are 5038848 positive integers (up to 15668538) that are relatively prime to 15668538.

Interesting facts

Basic properties

Name

Name fifteen million six hundred sixty-eight thousand five hundred thirty-eight

Notation

Scientific notation 1.5668538 × 10^7
Engineering notation 1.5668538 × 10^6

Prime Factorization of 15668538

Prime Factorization 2 × 3 × 433 × 163 × 37

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 15668538
Product of the distinct prime numbers

The prime factorization of 15668538 is 2 × 3 × 433 × 163 × 37. Since it has a total of 5 prime factors.

Most popular turbo-numbers

Basic calculations (n = 15668538)

Multiplication

n×y
n×2 31337076
n×3 47005614
n×4 62674152
n×5 78342690

Division

n÷y
n÷2 7834269
n÷3 5222846
n÷3 3917134.5
n÷5 3133707.6

Exponentiation

ny
n2 245503083057444
n3 3.8466743860027E+21
n4 6.027176379071E+28
n5 9.4437042128177E+35

Nth Root

y√n
2√n 3958.3504139982
3√n 250.2319873276
4√n 62.915422703803
5√n 27.479301873482

Divisors of 15668538

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -15668537
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 15668538 can be divided by 32 positive divisors. The sum of these divisors (counting 15668538) is 1, the average is 0.03125.

Base conversion 15668538

Base System Value
2 Binary 111011110001010100111010
3 Ternary 1002111001012020
4 Quaternary 323301110322
5 Quinary 13002343123
6 Senary 1315455310
8 Octal 73612472
10 Decimal 15668538
12 Duodecimal 52b7536
16 Hexadecimal ef153a
20 Vigesimal 4hib6i
36 Base36 9btx6

Cryptographic Hash Functions

md5 b20023855c63168240693dbe96f1a36a
sha1 9432318cfc9f987cded35fa4df749f2b4c7de891
sha256 acafc45a382f42bec7bd19d9ebb9b52d1ac1232b706740a3f924c3f87779c626
sha512 954f113863cabcbd2ff5f22abf141a694b9f336f54e51e6d48233a6756fa409e27f0927566974578aec0619cb414c0b9ebc5eba0a0c90ff2e12d0ffc1755d560
ripemd-160 311e131c5bd0af00ecae086e7e02d7bb8e62a827

15668538 as geometric shapes

Circle

Radius = n
Diameter 31337076
Circumference 98448327.746585
Area 7.7127068216691E+14

Sphere

Radius = n
Volume 1.6112911989091E+22
Surface area 3.0850827286676E+15
Circumference 98448327.746585

Square

Length = n
Perimeter 62674152
Area 245503083057444
Diagonal 22158658.942158

Cube

Length = n
Surface area 1473018498344664
Volume 3.8466743860027E+21
Space diagonal 27138703.896324

Equilateral Triangle

Length = n
Perimeter 47005614
Area 1.0630595331757E+14
Altitude 13569351.948162

Triangular Pyramid

Length = n
Surface area 1.0630595331757E+14
Volume 4.5333492389319E+20
Height 7386219.6473861