1288428 (number)

1288428 is an even 7-digits composite number following 1288427 and preceding 1288429. In scientific notation, it is written as 1.288428 × 10^6. The sum of its digits is 33. It has a total of 5 prime factors and 24 positive divisors. There are 406800 positive integers (up to 1288428) that are relatively prime to 1288428.

Interesting facts

Basic properties

Name

Name one million two hundred eighty-eight thousand four hundred twenty-eight

Notation

Scientific notation 1.288428 × 10^6
Engineering notation 1.288428 × 10^6

Prime Factorization of 1288428

Prime Factorization 2 × 2 × 3 × 19 × 5651

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 644214
Product of the distinct prime numbers

The prime factorization of 1288428 is 2 × 2 × 3 × 19 × 5651. Since it has a total of 5 prime factors.

Most popular turbo-numbers

Basic calculations (n = 1288428)

Multiplication

n×y
n×2 2576856
n×3 3865284
n×4 5153712
n×5 6442140

Division

n÷y
n÷2 644214
n÷3 429476
n÷3 322107
n÷5 257685.6

Exponentiation

ny
n2 1660046711184
n3 2138850663997378752
n4 2.7557550833128E+24
n5 3.5505920104826E+30

Nth Root

y√n
2√n 1135.08942379
3√n 108.81448678927
4√n 33.691088195397
5√n 16.672933994033

Divisors of 1288428

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1288427
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1288428 can be divided by 24 positive divisors. The sum of these divisors (counting 1288428) is 1, the average is 0.041666666666667.

Base conversion 1288428

Base System Value
2 Binary 100111010100011101100
3 Ternary 2102110101120
4 Quaternary 10322203230
5 Quinary 312212203
6 Senary 43340540
8 Octal 4724354
10 Decimal 1288428
12 Duodecimal 521750
16 Hexadecimal 13a8ec
20 Vigesimal 81118
36 Base36 rm5o

Cryptographic Hash Functions

md5 9edf1518bae471baaafcd1e8e2ee7014
sha1 1f88f4bbb01659e2dd535dd10f72014b19e8d727
sha256 0685367b76d0f63ebc66c01d98f36c7190f90aec7a48e46ffb4abe945e7c2ecf
sha512 eab2b0cf7e5f0b59a7c1978b92d0f4b6e916993c81752be6d8f14b2d38ae94f82bddaef39b1dc656d37d9f612f7f16330b9206dce004e3082906559ce2620b90
ripemd-160 2720bdea3f51a221ffd4fd4eaaef1bef8d823fc6

1288428 as geometric shapes

Circle

Radius = n
Diameter 2576856
Circumference 8095431.8789588
Area 5215190552471.6

Sphere

Radius = n
Volume 8.9591967108531E+18
Surface area 20860762209886
Circumference 8095431.8789588

Square

Length = n
Perimeter 5153712
Area 1660046711184
Diagonal 1822112.3517412

Cube

Length = n
Surface area 9960280267104
Volume 2138850663997378752
Space diagonal 2231622.7578944

Equilateral Triangle

Length = n
Perimeter 3865284
Area 718821311677.08
Altitude 1115811.3789472

Triangular Pyramid

Length = n
Surface area 718821311677.08
Volume 2.5206596807632E+17
Height 607370.78391375