12856538 (number)

12856538 is an even 8-digits composite number following 12856537 and preceding 12856539. In scientific notation, it is written as 1.2856538 × 10^7. The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors. There are 6163920 positive integers (up to 12856538) that are relatively prime to 12856538.

Interesting facts

Basic properties

Name

Name twelve million eight hundred fifty-six thousand five hundred thirty-eight

Notation

Scientific notation 1.2856538 × 10^7
Engineering notation 1.2856538 × 10^6

Prime Factorization of 12856538

Prime Factorization 2 × 71 × 37 × 2447

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 12856538
Product of the distinct prime numbers

The prime factorization of 12856538 is 2 × 71 × 37 × 2447. Since it has a total of 4 prime factors.

Most popular turbo-numbers

10, 2, 24, 10, 167, 15, 9189, 2233, 48182, 45835, 712201, 397376, 8096721, 6782236, 21299560, 54959755, 227959393, 777048747, 6725038776, 9721712653

Basic calculations (n = 12856538)

Multiplication

n×y
n×2 25713076
n×3 38569614
n×4 51426152
n×5 64282690

Division

n÷y
n÷2 6428269
n÷3 4285512.6666667
n÷3 3214134.5
n÷5 2571307.6

Exponentiation

ny
n2 165290569345444
n3 2.1250644858313E+21
n4 2.7320972314541E+28
n5 3.5125311875884E+35

Nth Root

y√n
2√n 3585.6014837123
3√n 234.26532594313
4√n 59.879892148469
5√n 26.413430364883

Divisors of 12856538

1, 2, 37, 71, 74, 142, 2447, 2627, 4894, 5254, 90539, 173737, 181078, 347474, 6428269, 12856538

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12856537
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12856538 can be divided by 16 positive divisors. The sum of these divisors (counting 12856538) is 1, the average is 0.0625.

Base conversion 12856538

Base System Value
2 Binary 110001000010110011011010
3 Ternary 220012011212002
4 Quaternary 301002303122
5 Quinary 11242402123
6 Senary 1135321002
8 Octal 61026332
10 Decimal 12856538
12 Duodecimal 4380162
16 Hexadecimal c42cda
20 Vigesimal 40716i
36 Base36 7nk62

Cryptographic Hash Functions

md5 218a718691d8895af19313f73b4c317f
sha1 d596213dbaa11b6ed42027e7764f6eedf1854bd3
sha256 ef041135e75df7ea42afa470058b11928c0c35d2a0b97af3939f1966c66314f5
sha512 0c9049eb1f57cae2389951f081ae152c4eac7b251635eb4e4d9eed724025287c020466bea627e25685099c62e28b11ffe617c3824786c71b3ebd71e6d474ac87
ripemd-160 dbfed878cde3e4a37b43f484a01b894dc78869d2

12856538 as geometric shapes

Circle

Radius = n
Diameter 25713076
Circumference 80780010.662796
Area 5.1927563836332E+14

Sphere

Radius = n
Volume 8.9014493027897E+21
Surface area 2.0771025534533E+15
Circumference 80780010.662796

Square

Length = n
Perimeter 51426152
Area 165290569345444
Diagonal 18181890.404765

Cube

Length = n
Surface area 991743416072664
Volume 2.1250644858313E+21
Space diagonal 22268177.02544

Equilateral Triangle

Length = n
Perimeter 38569614
Area 71572916029574
Altitude 11134088.51272

Triangular Pyramid

Length = n
Surface area 71572916029574
Volume 2.5044125139834E+20
Height 6060630.1349217