12981384 (number)

12981384 is an even 8-digits composite number following 12981383 and preceding 12981385. In scientific notation, it is written as 1.2981384 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 64 positive divisors. There are 3763584 positive integers (up to 12981384) that are relatively prime to 12981384.

Interesting facts

Basic properties

Name

Name twelve million nine hundred eighty-one thousand three hundred eighty-four

Notation

Scientific notation 1.2981384 × 10^7
Engineering notation 1.2981384 × 10^6

Prime Factorization of 12981384

Prime Factorization 2 × 2 × 2 × 39 × 9 × 201 × 23

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 3245346
Product of the distinct prime numbers

The prime factorization of 12981384 is 2 × 2 × 2 × 39 × 9 × 201 × 23. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 12981384)

Multiplication

n×y
n×2 25962768
n×3 38944152
n×4 51925536
n×5 64906920

Division

n÷y
n÷2 6490692
n÷3 4327128
n÷3 3245346
n÷5 2596276.8

Exponentiation

ny
n2 168516330555456
n3 2.1875751972113E+21
n4 2.8397753663876E+28
n5 3.6864214504818E+35

Nth Root

y√n
2√n 3602.9687758847
3√n 235.0211781125
4√n 60.024734700661
5√n 26.464530846316

Divisors of 12981384

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 -12981383
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 12981384 can be divided by 64 positive divisors. The sum of these divisors (counting 12981384) is 1, the average is 0.015625.

Base conversion 12981384

Base System Value
2 Binary 110001100001010010001000
3 Ternary 220102112010000
4 Quaternary 301201102020
5 Quinary 11310401014
6 Senary 1142123000
8 Octal 61412210
10 Decimal 12981384
12 Duodecimal 4420460
16 Hexadecimal c61488
20 Vigesimal 412d94
36 Base36 7q8i0

Cryptographic Hash Functions

md5 1f7ae6a0d10a37b989b8e56707bd9bbd
sha1 8c13e4672e6b12ac3562cff6a495600cb5fc8819
sha256 893eb2f5078239193790d3ebeac426dd3d03ebcf4f786fabca8d4e5bc1d4118b
sha512 200152c9dfdc1c1946f1a396738975e791aacec55d3bbeada007514ceefce1a5d9199daddd8c1194c47538b728832d04d0c4089e882572f523360e98c5f8ffd7
ripemd-160 fa17546a575c980d82c95d515bff9253798a3559

12981384 as geometric shapes

Circle

Radius = n
Diameter 25962768
Circumference 81564441.215656
Area 5.2940966608293E+14

Sphere

Radius = n
Volume 9.1632935583124E+21
Surface area 2.1176386643317E+15
Circumference 81564441.215656

Square

Length = n
Perimeter 51925536
Area 168516330555456
Diagonal 18358449.311173

Cube

Length = n
Surface area 1011097983332736
Volume 2.1875751972113E+21
Space diagonal 22484416.640562

Equilateral Triangle

Length = n
Perimeter 38944152
Area 72969711606780
Altitude 11242208.320281

Triangular Pyramid

Length = n
Surface area 72969711606780
Volume 2.5780820938394E+20
Height 6119483.1037244