1385440 (number)

1385440 is an even 7-digits composite number following 1385439 and preceding 1385441. In scientific notation, it is written as 1.385440 × 10^6. The sum of its digits is 25. It has a total of 7 prime factors and 24 positive divisors. There are 474624 positive integers (up to 1385440) that are relatively prime to 1385440.

Interesting facts

Basic properties

Name

Name one million three hundred eighty-five thousand four hundred forty

Notation

Scientific notation 1.385440 × 10^6
Engineering notation 1.385440 × 10^6

Prime Factorization of 1385440

Prime Factorization 2 × 2 × 2 × 2 × 2 × 35 × 1237

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 86590
Product of the distinct prime numbers

The prime factorization of 1385440 is 2 × 2 × 2 × 2 × 2 × 35 × 1237. Since it has a total of 7 prime factors.

Most popular turbo-numbers

7, 9, 34, 37, 400, 272, 6655, 5167, 23988, 34333, 830932, 54578, 5436573, 771306, 64808827, 88722972, 412605515, 183807369, 5498101947, 3525672082

Basic calculations (n = 1385440)

Multiplication

n×y
n×2 2770880
n×3 4156320
n×4 5541760
n×5 6927200

Division

n÷y
n÷2 692720
n÷3 461813.33333333
n÷3 346360
n÷5 277088

Exponentiation

ny
n2 1919443993600
n3 2659274486493184000
n4 3.6842652445671E+24
n5 5.1043284404331E+30

Nth Root

y√n
2√n 1177.0471528363
3√n 111.47972980404
4√n 34.30812080013
5√n 16.916773886236

Divisors of 1385440

1, 2, 4, 8, 16, 32, 35, 70, 140, 280, 560, 1120, 1237, 2474, 4948, 9896, 19792, 39584, 43295, 86590, 173180, 346360, 692720, 1385440

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 -1385439
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 1385440 can be divided by 24 positive divisors. The sum of these divisors (counting 1385440) is 1, the average is 0.041666666666667.

Base conversion 1385440

Base System Value
2 Binary 101010010001111100000
3 Ternary 2121101110121
4 Quaternary 11102033200
5 Quinary 323313230
6 Senary 45410024
8 Octal 5221740
10 Decimal 1385440
12 Duodecimal 569914
16 Hexadecimal 1523e0
20 Vigesimal 8d3c0
36 Base36 tp0g

Cryptographic Hash Functions

md5 4587854e5dcb49eebd3e9171be6eb67d
sha1 22de0f254b795cd512e45519e734cd7cc556d961
sha256 fd79ffdcf1a74ea60cdd7b1fcf09ddad8bdff3012f750184ecf686a561b1316a
sha512 c31ce877c8349e0cf9efb90fe627d0dd2870bab2309a428401a72022cdd92645d065000d78eb39e62dc3b0dadb1c0efd269d9bad1c4288f0477945cdd87d17b1
ripemd-160 713d92c54b0424e23a8f0342b7c6ba661d7b33d5

1385440 as geometric shapes

Circle

Radius = n
Diameter 2770880
Circumference 8704976.2519789
Area 6030111149270.8

Sphere

Radius = n
Volume 1.1139142920861E+19
Surface area 24120444597083
Circumference 8704976.2519789

Square

Length = n
Perimeter 5541760
Area 1919443993600
Diagonal 1959308.0378542

Cube

Length = n
Surface area 11516663961600
Volume 2659274486493184000
Space diagonal 2399652.4708382

Equilateral Triangle

Length = n
Perimeter 4156320
Area 831143629799.53
Altitude 1199826.2354191

Triangular Pyramid

Length = n
Surface area 831143629799.53
Volume 3.1339850373928E+17
Height 653102.67928473