12887660 (number)

12887660 is an even 8-digits composite number following 12887659 and preceding 12887661. In scientific notation, it is written as 1.2887660 × 10^7. The sum of its digits is 38. It has a total of 4 prime factors and 12 positive divisors. There are 5155056 positive integers (up to 12887660) that are relatively prime to 12887660.

Interesting facts

Basic properties

Name

Name twelve million eight hundred eighty-seven thousand six hundred sixty

Notation

Scientific notation 1.2887660 × 10^7
Engineering notation 1.2887660 × 10^6

Prime Factorization of 12887660

Prime Factorization 2 × 2 × 5 × 644383

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 6443830
Product of the distinct prime numbers

The prime factorization of 12887660 is 2 × 2 × 5 × 644383. Since it has a total of 4 prime factors.

Most popular turbo-numbers

8, 5, 14, 53, 334, 32, 8136, 7526, 90298, 17924, 333001, 309276, 2807368, 2027547, 65083078, 4103158, 940868323, 967955104, 6807900840, 2412796801

Basic calculations (n = 12887660)

Multiplication

n×y
n×2 25775320
n×3 38662980
n×4 51550640
n×5 64438300

Division

n÷y
n÷2 6443830
n÷3 4295886.6666667
n÷3 3221915
n÷5 2577532

Exponentiation

ny
n2 166091780275600
n3 2.1405343929866E+21
n4 2.7586479475118E+28
n5 3.555251680723E+35

Nth Root

y√n
2√n 3589.9387181399
3√n 234.45420339439
4√n 59.916097320669
5√n 26.426205872032

Divisors of 12887660

1, 2, 4, 5, 10, 20, 644383, 1288766, 2577532, 3221915, 6443830, 12887660

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12887659
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12887660 can be divided by 12 positive divisors. The sum of these divisors (counting 12887660) is 1, the average is 0.083333333333333.

Base conversion 12887660

Base System Value
2 Binary 110001001010011001101100
3 Ternary 220020202112202
4 Quaternary 301022121230
5 Quinary 11244401120
6 Senary 1140121032
8 Octal 61123154
10 Decimal 12887660
12 Duodecimal 4396178
16 Hexadecimal c4a66c
20 Vigesimal 40aj30
36 Base36 7o86k

Cryptographic Hash Functions

md5 e46b944c1ccd3d0c88967fc10a1e9ecf
sha1 4eb2fefeff088c71f038310d477e1d0c5ca07d0e
sha256 305e5962756042da5b6dd3ab9cd3fe2850f11e54c361ebd7aae0abe2e6f12b95
sha512 cf4a194d767cad6b36924a24bab3f925cec0544b4332065f9481f207fa8d5d2d429415bf998eed462686db1a579bb6e2f4482abb937006635f3609acdf0ec3bf
ripemd-160 d0cabc75e9636b8fa4d499f84bf7f91895c0885b

12887660 as geometric shapes

Circle

Radius = n
Diameter 25775320
Circumference 80975555.955926
Area 5.2179271673548E+14

Sphere

Radius = n
Volume 8.9662494983508E+21
Surface area 2.0871708669419E+15
Circumference 80975555.955926

Square

Length = n
Perimeter 51550640
Area 166091780275600
Diagonal 18225903.559253

Cube

Length = n
Surface area 996550681653600
Volume 2.1405343929866E+21
Space diagonal 22322081.910673

Equilateral Triangle

Length = n
Perimeter 38662980
Area 71919850539226
Altitude 11161040.955337

Triangular Pyramid

Length = n
Surface area 71919850539226
Volume 2.5226439744065E+20
Height 6075301.1864177