12987536 (number)

12987536 is an even 8-digits composite number following 12987535 and preceding 12987537. In scientific notation, it is written as 1.2987536 × 10^7. The sum of its digits is 41. It has a total of 6 prime factors and 20 positive divisors. There are 6459552 positive integers (up to 12987536) that are relatively prime to 12987536.

Interesting facts

Basic properties

Name

Name twelve million nine hundred eighty-seven thousand five hundred thirty-six

Notation

Scientific notation 1.2987536 × 10^7
Engineering notation 1.2987536 × 10^6

Prime Factorization of 12987536

Prime Factorization 2 × 2 × 2 × 2 × 199 × 4079

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 1623442
Product of the distinct prime numbers

The prime factorization of 12987536 is 2 × 2 × 2 × 2 × 199 × 4079. Since it has a total of 6 prime factors.

Most popular turbo-numbers

2, 5, 37, 55, 994, 239, 7920, 6795, 52349, 2522, 949471, 848574, 7325482, 6357604, 30040243, 35219729, 89932798, 51507087, 1588295494, 5049702562

Basic calculations (n = 12987536)

Multiplication

n×y
n×2 25975072
n×3 38962608
n×4 51950144
n×5 64937680

Division

n÷y
n÷2 6493768
n÷3 4329178.6666667
n÷3 3246884
n÷5 2597507.2

Exponentiation

ny
n2 168676091351296
n3 2.1906868087642E+21
n4 2.8451623793551E+28
n5 3.695164882772E+35

Nth Root

y√n
2√n 3603.8224151587
3√n 235.05829849831
4√n 60.031845008784
5√n 26.467038728985

Divisors of 12987536

1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 4079, 8158, 16316, 32632, 65264, 811721, 1623442, 3246884, 6493768, 12987536

20 divisors

τ Total Divisors 20
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12987535
Sum of the proper positive divisors of n
A Arithmetic Mean 0.05
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 20
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12987536 can be divided by 20 positive divisors. The sum of these divisors (counting 12987536) is 1, the average is 0.05.

Base conversion 12987536

Base System Value
2 Binary 110001100010110010010000
3 Ternary 220102211112212
4 Quaternary 301202302100
5 Quinary 11311100121
6 Senary 1142211252
8 Octal 61426220
10 Decimal 12987536
12 Duodecimal 4423b28
16 Hexadecimal c62c90
20 Vigesimal 4138gg
36 Base36 7qd8w

Cryptographic Hash Functions

md5 9f4296629851ca52a8d052c26e523660
sha1 b6f143e33f0abddb26723523955af9c81cf67d94
sha256 317740cea3459c81870da5a10c4f1aa2df50cb07515c8b1f1c69db97ffd5f4f7
sha512 93d9b17fbda4738df708062be60aae6b0cb1741d3119d6e9161ea9aa25481175aa6245a662304c4f45564b429551f149e193a8bbb0dc6528d0fc9d44cc250300
ripemd-160 98442eeb9f368eceb02d7889986c9ee7d96c760b

12987536 as geometric shapes

Circle

Radius = n
Diameter 25975072
Circumference 81603095.371666
Area 5.2991156942547E+14

Sphere

Radius = n
Volume 9.1763274463064E+21
Surface area 2.1196462777019E+15
Circumference 81603095.371666

Square

Length = n
Perimeter 51950144
Area 168676091351296
Diagonal 18367149.553009

Cube

Length = n
Surface area 1012056548107776
Volume 2.1906868087642E+21
Space diagonal 22495072.21713

Equilateral Triangle

Length = n
Perimeter 38962608
Area 73038890060643
Altitude 11247536.108565

Triangular Pyramid

Length = n
Surface area 73038890060643
Volume 2.5817491632219E+20
Height 6122383.1843363