12889920 (number)

12889920 is an even 8-digits composite number following 12889919 and preceding 12889921. In scientific notation, it is written as 1.2889920 × 10^7. The sum of its digits is 39. It has a total of 9 prime factors and 56 positive divisors. There are 3311616 positive integers (up to 12889920) that are relatively prime to 12889920.

Interesting facts

Basic properties

Name

Name twelve million eight hundred eighty-nine thousand nine hundred twenty

Notation

Scientific notation 1.2889920 × 10^7
Engineering notation 1.2889920 × 10^6

Prime Factorization of 12889920

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 15 × 29 × 463

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 402810
Product of the distinct prime numbers

The prime factorization of 12889920 is 2 × 2 × 2 × 2 × 2 × 2 × 15 × 29 × 463. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 12889920)

Multiplication

n×y
n×2 25779840
n×3 38669760
n×4 51559680
n×5 64449600

Division

n÷y
n÷2 6444960
n÷3 4296640
n÷3 3222480
n÷5 2577984

Exponentiation

ny
n2 166150037606400
n3 2.1416606927435E+21
n4 2.7605834996608E+28
n5 3.5583700463948E+35

Nth Root

y√n
2√n 3590.2534729459
3√n 234.46790734401
4√n 59.918723892836
5√n 26.427132635098

Divisors of 12889920

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12889919
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
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 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12889920 can be divided by 56 positive divisors. The sum of these divisors (counting 12889920) is 1, the average is 0.017857142857143.

Base conversion 12889920

Base System Value
2 Binary 110001001010111101000000
3 Ternary 220020212122110
4 Quaternary 301022331000
5 Quinary 11244434140
6 Senary 1140135320
8 Octal 61127500
10 Decimal 12889920
12 Duodecimal 4397540
16 Hexadecimal c4af40
20 Vigesimal 40b4g0
36 Base36 7o9xc

Cryptographic Hash Functions

md5 02311ec2ef1a4f277069db4b6add7dc9
sha1 01c6673b0dbb80e9c09fcbaef17067042cabb8d1
sha256 5a50eb13ccb48616979bd7d9dbc97775dbda437767631197626e6091ce670d62
sha512 4440d15a6af58cf957cec43b42b281f25d128901dc57d2b226f3a0ab155eb19f23de82aa6febc1abc73fa05c78f87ab05ba41c180864e124cd322dda8be635b4
ripemd-160 1c12f4a971ad4b3957c503e8762a19d59b531424

12889920 as geometric shapes

Circle

Radius = n
Diameter 25779840
Circumference 80989755.95472
Area 5.2197573753793E+14

Sphere

Radius = n
Volume 8.97096733174E+21
Surface area 2.0879029501517E+15
Circumference 80989755.95472

Square

Length = n
Perimeter 51559680
Area 166150037606400
Diagonal 18229099.681904

Cube

Length = n
Surface area 996900225638400
Volume 2.1416606927435E+21
Space diagonal 22325996.345498

Equilateral Triangle

Length = n
Perimeter 38669760
Area 71945076703441
Altitude 11162998.172749

Triangular Pyramid

Length = n
Surface area 71945076703441
Volume 2.5239713313993E+20
Height 6076366.5606347