12643455 (number)

12643455 is an odd 8-digits composite number following 12643454 and preceding 12643456. In scientific notation, it is written as 1.2643455 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 64 positive divisors. There are 5598720 positive integers (up to 12643455) that are relatively prime to 12643455.

Interesting facts

Basic properties

Name

Name twelve million six hundred forty-three thousand four hundred fifty-five

Notation

Scientific notation 1.2643455 × 10^7
Engineering notation 1.2643455 × 10^6

Prime Factorization of 12643455

Prime Factorization 5 × 3 × 11 × 19 × 37 × 109

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 12643455
Product of the distinct prime numbers

The prime factorization of 12643455 is 5 × 3 × 11 × 19 × 37 × 109. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 12643455)

Multiplication

n×y
n×2 25286910
n×3 37930365
n×4 50573820
n×5 63217275

Division

n÷y
n÷2 6321727.5
n÷3 4214485
n÷3 3160863.75
n÷5 2528691

Exponentiation

ny
n2 159856954337025
n3 2.0211442085972E+21
n4 2.555424584991E+28
n5 3.2309395746227E+35

Nth Root

y√n
2√n 3555.7636310644
3√n 232.96387904269
4√n 59.630224140652
5√n 26.325289354619

Divisors of 12643455

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12643454
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12643455 can be divided by 64 positive divisors. The sum of these divisors (counting 12643455) is 1, the average is 0.015625.

Base conversion 12643455

Base System Value
2 Binary 110000001110110001111111
3 Ternary 212210100120010
4 Quaternary 300032301333
5 Quinary 11214042310
6 Senary 1130554303
8 Octal 60166177
10 Decimal 12643455
12 Duodecimal 4298993
16 Hexadecimal c0ec7f
20 Vigesimal 3j08cf
36 Base36 7izr3

Cryptographic Hash Functions

md5 39b12f7b883d192f529d775749607d51
sha1 a7bdb09b4bb6fa15c1482ea2b8b74c9a2bdc851a
sha256 4d73199066e860be8216b34833adb43190e6d4baddc060111b0fb23671c5cb9f
sha512 bc383eec669f766575e71709891062f4a3fec00c07da915058a29b82593ff36d4f1c80836475407d3ebac5854cce043c9af974cdca34f69a317a552fd0cafc16
ripemd-160 74798c06acccf2ad1635b805afbbf050cd055c9a

12643455 as geometric shapes

Circle

Radius = n
Diameter 25286910
Circumference 79441170.687986
Area 5.0220543337044E+14

Sphere

Radius = n
Volume 8.4661490634328E+21
Surface area 2.0088217334817E+15
Circumference 79441170.687986

Square

Length = n
Perimeter 50573820
Area 159856954337025
Diagonal 17880545.536254

Cube

Length = n
Surface area 959141726022150
Volume 2.0211442085972E+21
Space diagonal 21899106.443211

Equilateral Triangle

Length = n
Perimeter 37930365
Area 69220091713736
Altitude 10949553.221605

Triangular Pyramid

Length = n
Surface area 69220091713736
Volume 2.3819412927584E+20
Height 5960181.845418