12781344 (number)

12781344 is an even 8-digits composite number following 12781343 and preceding 12781345. In scientific notation, it is written as 1.2781344 × 10^7. The sum of its digits is 30. It has a total of 8 prime factors and 48 positive divisors. There are 4112640 positive integers (up to 12781344) that are relatively prime to 12781344.

Interesting facts

Basic properties

Name

Name twelve million seven hundred eighty-one thousand three hundred forty-four

Notation

Scientific notation 1.2781344 × 10^7
Engineering notation 1.2781344 × 10^6

Prime Factorization of 12781344

Prime Factorization 2 × 2 × 2 × 2 × 2 × 3 × 29 × 4591

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 798834
Product of the distinct prime numbers

The prime factorization of 12781344 is 2 × 2 × 2 × 2 × 2 × 3 × 29 × 4591. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 12781344)

Multiplication

n×y
n×2 25562688
n×3 38344032
n×4 51125376
n×5 63906720

Division

n÷y
n÷2 6390672
n÷3 4260448
n÷3 3195336
n÷5 2556268.8

Exponentiation

ny
n2 163362754446336
n3 2.0879955613661E+21
n4 2.6687389540294E+28
n5 3.411007061765E+35

Nth Root

y√n
2√n 3575.1005580263
3√n 233.8077169761
4√n 59.792144618054
5√n 26.38246099555

Divisors of 12781344

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 -12781343
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 12781344 can be divided by 48 positive divisors. The sum of these divisors (counting 12781344) is 1, the average is 0.020833333333333.

Base conversion 12781344

Base System Value
2 Binary 110000110000011100100000
3 Ternary 220001100201010
4 Quaternary 300300130200
5 Quinary 11233000334
6 Senary 1133540520
8 Octal 60603440
10 Decimal 12781344
12 Duodecimal 4344740
16 Hexadecimal c30720
20 Vigesimal 3jhd74
36 Base36 7ly5c

Cryptographic Hash Functions

md5 86a64bf91ab92c1d8aa0f14bece1681b
sha1 fb18edcfa8ff3117149090081e6029e316358e87
sha256 0ea8f6f7e0079a58747470795369d2e0935c7b0da9352a5ab75a72eea2835c50
sha512 b5820cadd5599a5e5126916ae0f72fd116c25ba132c488bb4ddf7258446fbc2632f3f50859f8d32285426b73a5c433814937943645b83a9f9c6c104ef0f71e41
ripemd-160 3a11ed2fa7c100672c7b6dafd4b8339752df0d77

12781344 as geometric shapes

Circle

Radius = n
Diameter 25562688
Circumference 80307552.826808
Area 5.132192292388E+14

Sphere

Radius = n
Volume 8.746175355088E+21
Surface area 2.0528769169552E+15
Circumference 80307552.826808

Square

Length = n
Perimeter 51125376
Area 163362754446336
Diagonal 18075550.030156

Cube

Length = n
Surface area 980176526678016
Volume 2.0879955613661E+21
Space diagonal 22137937.197016

Equilateral Triangle

Length = n
Perimeter 38344032
Area 70738147691363
Altitude 11068968.598508

Triangular Pyramid

Length = n
Surface area 70738147691363
Volume 2.460726367549E+20
Height 6025183.3433853