1289920 (number)

1289920 is an even 7-digits composite number following 1289919 and preceding 1289921. In scientific notation, it is written as 1.289920 × 10^6. The sum of its digits is 31. It has a total of 9 prime factors and 56 positive divisors. There are 494592 positive integers (up to 1289920) that are relatively prime to 1289920.

Interesting facts

Basic properties

Name

Name one million two hundred eighty-nine thousand nine hundred twenty

Notation

Scientific notation 1.289920 × 10^6
Engineering notation 1.289920 × 10^6

Prime Factorization of 1289920

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 5 × 29 × 139

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 40310
Product of the distinct prime numbers

The prime factorization of 1289920 is 2 × 2 × 2 × 2 × 2 × 2 × 5 × 29 × 139. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 1289920)

Multiplication

n×y
n×2 2579840
n×3 3869760
n×4 5159680
n×5 6449600

Division

n÷y
n÷2 644960
n÷3 429973.33333333
n÷3 322480
n÷5 257984

Exponentiation

ny
n2 1663893606400
n3 2146289640767488000
n4 2.7685419334188E+24
n5 3.5711976107556E+30

Nth Root

y√n
2√n 1135.7464505778
3√n 108.85647298925
4√n 33.700837535257
5√n 16.676793659136

Divisors of 1289920

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 -1289919
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 1289920 can be divided by 56 positive divisors. The sum of these divisors (counting 1289920) is 1, the average is 0.017857142857143.

Base conversion 1289920

Base System Value
2 Binary 100111010111011000000
3 Ternary 2102112102211
4 Quaternary 10322323000
5 Quinary 312234140
6 Senary 43351504
8 Octal 4727300
10 Decimal 1289920
12 Duodecimal 522594
16 Hexadecimal 13aec0
20 Vigesimal 814g0
36 Base36 rnb4

Cryptographic Hash Functions

md5 ddbc3d9de924bc292a7188f6b3f0cca1
sha1 613fb91ba1f29a132fac39df456ddd43e398e245
sha256 806fa4c0d34a5de45cfd86949e3921a377c2cc4dc7d382ffe175c84e2dc3f7d8
sha512 362b40266411b650b713165f8b00bb7ef230481a62daacd32c0527f4f5bc2f46f0c3d59ab063ea3cc7cb10eb53455704bfe9d8d23d4bbc17dba0ae0de23e24d3
ripemd-160 12cb2f9d26d5ee5c8592cd00a3f3af4a6c719c2b

1289920 as geometric shapes

Circle

Radius = n
Diameter 2579840
Circumference 8104806.3914371
Area 5227275930221.3

Sphere

Radius = n
Volume 8.9903570238814E+18
Surface area 20909103720885
Circumference 8104806.3914371

Square

Length = n
Perimeter 5159680
Area 1663893606400
Diagonal 1824222.3583763

Cube

Length = n
Surface area 9983361638400
Volume 2146289640767488000
Space diagonal 2234206.9776992

Equilateral Triangle

Length = n
Perimeter 3869760
Area 720487066168.45
Altitude 1117103.4888496

Triangular Pyramid

Length = n
Surface area 720487066168.45
Volume 2.5294265989619E+17
Height 608074.11945877