12968638 (number)

12968638 is an even 8-digits composite number following 12968637 and preceding 12968639. In scientific notation, it is written as 1.2968638 × 10^7. The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors. There are 6484318 positive integers (up to 12968638) that are relatively prime to 12968638.

Interesting facts

Basic properties

Name

Name twelve million nine hundred sixty-eight thousand six hundred thirty-eight

Notation

Scientific notation 1.2968638 × 10^7
Engineering notation 1.2968638 × 10^6

Prime Factorization of 12968638

Prime Factorization 2 × 6484319

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 12968638
Product of the distinct prime numbers

The prime factorization of 12968638 is 2 × 6484319. Since it has a total of 2 prime factors.

Most popular turbo-numbers

9, 10, 56, 25, 584, 623, 9080, 3958, 18185, 40478, 534661, 420472, 8534446, 814213, 65731187, 4311207, 87996339, 549157802, 7913722172, 7847725031

Basic calculations (n = 12968638)

Multiplication

n×y
n×2 25937276
n×3 38905914
n×4 51874552
n×5 64843190

Division

n÷y
n÷2 6484319
n÷3 4322879.3333333
n÷3 3242159.5
n÷5 2593727.6

Exponentiation

ny
n2 168185571575044
n3 2.1811377945798E+21
n4 2.8286386486024E+28
n5 3.6683590666534E+35

Nth Root

y√n
2√n 3601.1995223814
3√n 234.94423303248
4√n 60.009995187314
5√n 26.4593318711

Divisors of 12968638

1, 2, 6484319, 12968638

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 -12968637
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 12968638 can be divided by 4 positive divisors. The sum of these divisors (counting 12968638) is 1, the average is 0.25.

Base conversion 12968638

Base System Value
2 Binary 110001011110001010111110
3 Ternary 220101212121221
4 Quaternary 301132022332
5 Quinary 11304444023
6 Senary 1141543554
8 Octal 61361276
10 Decimal 12968638
12 Duodecimal 4414bba
16 Hexadecimal c5e2be
20 Vigesimal 4111bi
36 Base36 7pyny

Cryptographic Hash Functions

md5 80e489703faca2d3f9baaa8cbba8a7ae
sha1 68c2553c827fe672b26732abe3ca5bf58f874b98
sha256 31d41758299799a0b600ede668c51888d696cc2e1032d0ce54785437052eae76
sha512 65cc48be6388e2fee73d93c5fef7a5b6cc38ca7f137c0d102943475451106888025f5da731a02060ab35926e18b5613da9c917a80723ddb497f30f46231835b1
ripemd-160 4d8549b063dca9b4ad394d36532d10c5a892a021

12968638 as geometric shapes

Circle

Radius = n
Diameter 25937276
Circumference 81484355.735731
Area 5.2837055609996E+14

Sphere

Radius = n
Volume 9.1363286292254E+21
Surface area 2.1134822243998E+15
Circumference 81484355.735731

Square

Length = n
Perimeter 51874552
Area 168185571575044
Diagonal 18340423.745107

Cube

Length = n
Surface area 1009113429450264
Volume 2.1811377945798E+21
Space diagonal 22462339.920968

Equilateral Triangle

Length = n
Perimeter 38905914
Area 72826488766997
Altitude 11231169.960484

Triangular Pyramid

Length = n
Surface area 72826488766997
Volume 2.5704955420828E+20
Height 6113474.5817024