15668868 (number)

15668868 is an even 8-digits composite number following 15668867 and preceding 15668869. In scientific notation, it is written as 1.5668868 × 10^7. The sum of its digits is 48. It has a total of 4 prime factors and 12 positive divisors. There are 5222952 positive integers (up to 15668868) that are relatively prime to 15668868.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.5668868 × 10^7
Engineering notation 1.5668868 × 10^6

Prime Factorization of 15668868

Prime Factorization 2 × 2 × 3 × 1305739

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 7834434
Product of the distinct prime numbers

The prime factorization of 15668868 is 2 × 2 × 3 × 1305739. Since it has a total of 4 prime factors.

Most popular turbo-numbers

7, 10, 93, 78, 56, 113, 7766, 7636, 2905, 2728, 422446, 371018, 4631797, 9506641, 90306972, 11499532, 422832292, 777039123, 9242502921, 7997886961

Basic calculations (n = 15668868)

Multiplication

n×y
n×2 31337736
n×3 47006604
n×4 62675472
n×5 78344340

Division

n÷y
n÷2 7834434
n÷3 5222956
n÷3 3917217
n÷5 3133773.6

Exponentiation

ny
n2 245513424401424
n3 3.8469174391739E+21
n4 6.0276841561314E+28
n5 9.4446987388114E+35

Nth Root

y√n
2√n 3958.3920978094
3√n 250.23374405343
4√n 62.915753971556
5√n 27.479417622548

Divisors of 15668868

1, 2, 3, 4, 6, 12, 1305739, 2611478, 3917217, 5222956, 7834434, 15668868

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 -15668867
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 15668868 can be divided by 12 positive divisors. The sum of these divisors (counting 15668868) is 1, the average is 0.083333333333333.

Base conversion 15668868

Base System Value
2 Binary 111011110001011010000100
3 Ternary 1002111001122110
4 Quaternary 323301122010
5 Quinary 13002400433
6 Senary 1315501020
8 Octal 73613204
10 Decimal 15668868
12 Duodecimal 52b7770
16 Hexadecimal ef1684
20 Vigesimal 4hic38
36 Base36 9bu6c

Cryptographic Hash Functions

md5 fa3344e6e1f1c7ab417c36564ca411ca
sha1 15148e5758498c09ff54340e07f456ca8ed318e0
sha256 c801e18b5f1aa8ead076b875eb170ea010666c1c5e10297a64009a5a67b401c8
sha512 b21c2e0ce185e0d678f72176605e55335d6c5b8445d33ce96d24935277a206806fe54b9ec1159936b1b40681ab1f5d89cdb40504963d0715deac1846947bb5f3
ripemd-160 9f587fa9f56bf5b1cfbd313b81d635585ac4e8db

15668868 as geometric shapes

Circle

Radius = n
Diameter 31337736
Circumference 98450401.197736
Area 7.7130317045719E+14

Sphere

Radius = n
Volume 1.6113930087834E+22
Surface area 3.0852126818287E+15
Circumference 98450401.197736

Square

Length = n
Perimeter 62675472
Area 245513424401424
Diagonal 22159125.632634

Cube

Length = n
Surface area 1473080546408544
Volume 3.8469174391739E+21
Space diagonal 27139275.47309

Equilateral Triangle

Length = n
Perimeter 47006604
Area 1.0631043125087E+14
Altitude 13569637.736545

Triangular Pyramid

Length = n
Surface area 1.0631043125087E+14
Volume 4.5336356798411E+20
Height 7386375.2108779