12721808 (number)

12721808 is an even 8-digits composite number following 12721807 and preceding 12721809. In scientific notation, it is written as 1.2721808 × 10^7. The sum of its digits is 29. It has a total of 8 prime factors and 60 positive divisors. There are 5510400 positive integers (up to 12721808) that are relatively prime to 12721808.

Interesting facts

Basic properties

Name

Name twelve million seven hundred twenty-one thousand eight hundred eight

Notation

Scientific notation 1.2721808 × 10^7
Engineering notation 1.2721808 × 10^6

Prime Factorization of 12721808

Prime Factorization 2 × 2 × 2 × 2 × 11 × 43 × 41 × 41

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 38786
Product of the distinct prime numbers

The prime factorization of 12721808 is 2 × 2 × 2 × 2 × 11 × 43 × 41 × 41. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 12721808)

Multiplication

n×y
n×2 25443616
n×3 38165424
n×4 50887232
n×5 63609040

Division

n÷y
n÷2 6360904
n÷3 4240602.6666667
n÷3 3180452
n÷5 2544361.6

Exponentiation

ny
n2 161844398788864
n3 2.0589533672674E+21
n4 2.6193609419329E+28
n5 3.3323006985969E+35

Nth Root

y√n
2√n 3566.7643600328
3√n 233.4441233507
4√n 59.722394125092
5√n 26.357836965899

Divisors of 12721808

60 divisors

τ Total Divisors 60
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12721807
Sum of the proper positive divisors of n
A Arithmetic Mean 0.016666666666667
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 60
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12721808 can be divided by 60 positive divisors. The sum of these divisors (counting 12721808) is 1, the average is 0.016666666666667.

Base conversion 12721808

Base System Value
2 Binary 110000100001111010010000
3 Ternary 212221100001002
4 Quaternary 300201322100
5 Quinary 11224044213
6 Senary 1132401132
8 Octal 60417220
10 Decimal 12721808
12 Duodecimal 43161a8
16 Hexadecimal c21e90
20 Vigesimal 3ja4a8
36 Base36 7ko7k

Cryptographic Hash Functions

md5 698042062f85b5547d877ad0093b0371
sha1 bea8c792267a71d8b914030620db9ebfbf7e04c4
sha256 02a81c5462fe879073f9d49e1b7f8678ee73bed2f0c65facb040d1d3aea05d81
sha512 53292630e40b9560c482a481ad279dc41f90b46f94c714b2fe9538bf377e82502250c8ee957b50822a9ba67d0a797b7ac2b768da1c414285e2e7f2a7ea41b545
ripemd-160 ccb6715d0c64c346e8f83ceed7f86faef79cfd3a

12721808 as geometric shapes

Circle

Radius = n
Diameter 25443616
Circumference 79933477.10636
Area 5.0844917425975E+14

Sphere

Radius = n
Volume 8.6245236969215E+21
Surface area 2.033796697039E+15
Circumference 79933477.10636

Square

Length = n
Perimeter 50887232
Area 161844398788864
Diagonal 17991353.411507

Cube

Length = n
Surface area 971066392733184
Volume 2.0589533672674E+21
Space diagonal 22034817.820136

Equilateral Triangle

Length = n
Perimeter 38165424
Area 70080680405688
Altitude 11017408.910068

Triangular Pyramid

Length = n
Surface area 70080680405688
Volume 2.4264998135694E+20
Height 5997117.8038355