12785440 (number)

12785440 is an even 8-digits composite number following 12785439 and preceding 12785441. In scientific notation, it is written as 1.2785440 × 10^7. The sum of its digits is 31. It has a total of 8 prime factors and 48 positive divisors. There are 4986880 positive integers (up to 12785440) that are relatively prime to 12785440.

Interesting facts

Basic properties

Name

Name twelve million seven hundred eighty-five thousand four hundred forty

Notation

Scientific notation 1.2785440 × 10^7
Engineering notation 1.2785440 × 10^6

Prime Factorization of 12785440

Prime Factorization 2 × 2 × 2 × 2 × 2 × 5 × 41 × 1949

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 799090
Product of the distinct prime numbers

The prime factorization of 12785440 is 2 × 2 × 2 × 2 × 2 × 5 × 41 × 1949. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 12785440)

Multiplication

n×y
n×2 25570880
n×3 38356320
n×4 51141760
n×5 63927200

Division

n÷y
n÷2 6392720
n÷3 4261813.3333333
n÷3 3196360
n÷5 2557088

Exponentiation

ny
n2 163467475993600
n3 2.0900036062676E+21
n4 2.6721615707718E+28
n5 3.4164761433409E+35

Nth Root

y√n
2√n 3575.6733631583
3√n 233.83269020077
4√n 59.79693439599
5√n 26.384151720887

Divisors of 12785440

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12785439
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12785440 can be divided by 48 positive divisors. The sum of these divisors (counting 12785440) is 1, the average is 0.020833333333333.

Base conversion 12785440

Base System Value
2 Binary 110000110001011100100000
3 Ternary 220001120022211
4 Quaternary 300301130200
5 Quinary 11233113230
6 Senary 1134011504
8 Octal 60613440
10 Decimal 12785440
12 Duodecimal 4346b94
16 Hexadecimal c31720
20 Vigesimal 3ji3c0
36 Base36 7m1b4

Cryptographic Hash Functions

md5 2e3948840213eb7efb33af9652823fc1
sha1 d26654748869c755fa7ffc78fce288dd46855dfc
sha256 24c196dec2817a1fc963ea032346a9d1f8117aae81843a221261698355a9ab9f
sha512 a7b99ac54886a9de7025eb1a4868a55b683a389d793c10ddc1c38c68926db35bb565b73448b677b53e95d7bc4c02354d030efb8d52c380f7be247861cbed2a89
ripemd-160 ec0358e6bdcea68afbe8436520d3a59e3ab28025

12785440 as geometric shapes

Circle

Radius = n
Diameter 25570880
Circumference 80333288.753826
Area 5.1354822168236E+14

Sphere

Radius = n
Volume 8.754586633902E+21
Surface area 2.0541928867294E+15
Circumference 80333288.753826

Square

Length = n
Perimeter 51141760
Area 163467475993600
Diagonal 18081342.648907

Cube

Length = n
Surface area 980804855961600
Volume 2.0900036062676E+21
Space diagonal 22145031.677123

Equilateral Triangle

Length = n
Perimeter 38356320
Area 70783493451490
Altitude 11072515.838562

Triangular Pyramid

Length = n
Surface area 70783493451490
Volume 2.4630928711603E+20
Height 6027114.2163025