12887655 (number)

12887655 is an odd 8-digits composite number following 12887654 and preceding 12887656. In scientific notation, it is written as 1.2887655 × 10^7. The sum of its digits is 42. It has a total of 5 prime factors and 32 positive divisors. There are 6076800 positive integers (up to 12887655) that are relatively prime to 12887655.

Interesting facts

Basic properties

Name

Name twelve million eight hundred eighty-seven thousand six hundred fifty-five

Notation

Scientific notation 1.2887655 × 10^7
Engineering notation 1.2887655 × 10^6

Prime Factorization of 12887655

Prime Factorization 5 × 3 × 11 × 37 × 2111

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 12887655
Product of the distinct prime numbers

The prime factorization of 12887655 is 5 × 3 × 11 × 37 × 2111. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 4, 6, 62, 759, 917, 1915, 941, 59802, 96455, 476785, 967373, 8381888, 8603111, 64668618, 18836888, 95939198, 270463209, 2016780880, 2457777275

Basic calculations (n = 12887655)

Multiplication

n×y
n×2 25775310
n×3 38662965
n×4 51550620
n×5 64438275

Division

n÷y
n÷2 6443827.5
n÷3 4295885
n÷3 3221913.75
n÷5 2577531

Exponentiation

ny
n2 166091651399025
n3 2.1405319016109E+21
n4 2.7586436664455E+28
n5 3.5552447841085E+35

Nth Root

y√n
2√n 3589.9380217491
3√n 234.45417307414
4√n 59.916091509286
5√n 26.426203821527

Divisors of 12887655

1, 3, 5, 11, 15, 33, 37, 55, 111, 165, 185, 407, 555, 1221, 2035, 2111, 6105, 6333, 10555, 23221, 31665, 69663, 78107, 116105, 234321, 348315, 390535, 859177, 1171605, 2577531, 4295885, 12887655

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12887654
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12887655 can be divided by 32 positive divisors. The sum of these divisors (counting 12887655) is 1, the average is 0.03125.

Base conversion 12887655

Base System Value
2 Binary 110001001010011001100111
3 Ternary 220020202112120
4 Quaternary 301022121213
5 Quinary 11244401110
6 Senary 1140121023
8 Octal 61123147
10 Decimal 12887655
12 Duodecimal 4396173
16 Hexadecimal c4a667
20 Vigesimal 40aj2f
36 Base36 7o86f

Cryptographic Hash Functions

md5 83f7bcf4d402d85fdd5a85b22f1d7967
sha1 959cb6ea2cbf57394b4855d917f521e8b6adefb8
sha256 5ab4e60163915aa277afc385391d0e932e7a79a46ae0d06864ecc63df899c836
sha512 eb6a3f94b29f17d213aa3e1d2a6aa553deafe8d03a1b640cbfa90ccbfb5eefc713c71cf6f671d861ac3e6f90701c97528c42ba47002dbb934b3abd85aa2391a8
ripemd-160 56e4a15f09f82913f9345045a94214598b1913d0

12887655 as geometric shapes

Circle

Radius = n
Diameter 25775310
Circumference 80975524.54
Area 5.2179231185777E+14

Sphere

Radius = n
Volume 8.9662390625005E+21
Surface area 2.0871692474311E+15
Circumference 80975524.54

Square

Length = n
Perimeter 51550620
Area 166091651399025
Diagonal 18225896.488185

Cube

Length = n
Surface area 996549908394150
Volume 2.1405319016109E+21
Space diagonal 22322073.250419

Equilateral Triangle

Length = n
Perimeter 38662965
Area 71919794734032
Altitude 11161036.62521

Triangular Pyramid

Length = n
Surface area 71919794734032
Volume 2.522641038292E+20
Height 6075298.8293951