1438 (number)

1438 is an even 4-digits composite number following 1437 and preceding 1439. In scientific notation, it is written as 1.438 × 10^3. The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors. There are 718 positive integers (up to 1438) that are relatively prime to 1438.

Interesting facts

Basic properties

Name

Name one thousand four hundred thirty-eight

Notation

Scientific notation 1.438 × 10^3
Engineering notation 1.438 × 10^3

Prime Factorization of 1438

Prime Factorization 2 × 719

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 1438
Product of the distinct prime numbers

The prime factorization of 1438 is 2 × 719. Since it has a total of 2 prime factors.

Most popular turbo-numbers

8, 3, 90, 97, 500, 287, 3006, 5057, 31026, 43970, 367428, 418393, 4673236, 7026123, 76315042, 86645172, 760163041, 695990418, 7535869493, 6524684518

Basic calculations (n = 1438)

Multiplication

n×y
n×2 2876
n×3 4314
n×4 5752
n×5 7190

Division

n÷y
n÷2 719
n÷3 479.33333333333
n÷3 359.5
n÷5 287.6

Exponentiation

ny
n2 2067844
n3 2973559672
n4 4275978808336
n5 6148857526387168

Nth Root

y√n
2√n 37.920970451717
3√n 11.287201946405
4√n 6.1580005238484
5√n 4.281064560079

Divisors of 1438

1, 2, 719, 1438

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1437
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1438 can be divided by 4 positive divisors. The sum of these divisors (counting 1438) is 1, the average is 0.25.

Base conversion 1438

Base System Value
2 Binary 10110011110
3 Ternary 1222021
4 Quaternary 112132
5 Quinary 21223
6 Senary 10354
8 Octal 2636
10 Decimal 1438
12 Duodecimal 9ba
16 Hexadecimal 59e
20 Vigesimal 3bi
36 Base36 13y

Cryptographic Hash Functions

md5 db6ebd0566994d14a1767f14eb6fba81
sha1 9449672fef19ba0f9e744f5e7355c5e1400b5504
sha256 0594f04659a605a1a4cf43dce46b70def2ce8f4274adf1c88ae9a56059307c43
sha512 53ba57a75560302b65f64bd37638fe22c3fe814a2b1f8787eb5ac5a96eab84bb1d7510c5f847cb424e53bdfcbeb73ef0b2114a1d14e2d16fe0b1a98362740664
ripemd-160 dd632f9019397fcea116b654aecf8e900c889d12

1438 as geometric shapes

Circle

Radius = n
Diameter 2876
Circumference 9035.2204717242
Area 6496323.5191697

Sphere

Radius = n
Volume 12455617627.421
Surface area 25985294.076679
Circumference 9035.2204717242

Square

Length = n
Perimeter 5752
Area 2067844
Diagonal 2033.6391026925

Cube

Length = n
Surface area 12407064
Volume 2973559672
Space diagonal 2490.689061284

Equilateral Triangle

Length = n
Perimeter 4314
Area 895402.71753161
Altitude 1245.344530642

Triangular Pyramid

Length = n
Surface area 895402.71753161
Volume 350437368.05567
Height 677.8797008975