12891330 (number)

12891330 is an even 8-digits composite number following 12891329 and preceding 12891331. In scientific notation, it is written as 1.2891330 × 10^7. The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors. There are 3417120 positive integers (up to 12891330) that are relatively prime to 12891330.

Interesting facts

Basic properties

Name

Name twelve million eight hundred ninety-one thousand three hundred thirty

Notation

Scientific notation 1.2891330 × 10^7
Engineering notation 1.2891330 × 10^6

Prime Factorization of 12891330

Prime Factorization 2 × 45 × 227 × 631

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 12891330
Product of the distinct prime numbers

The prime factorization of 12891330 is 2 × 45 × 227 × 631. Since it has a total of 4 prime factors.

Most popular turbo-numbers

2, 4, 2, 57, 333, 583, 9614, 8830, 77290, 23179, 678467, 645375, 3626998, 1582757, 44355383, 3834527, 690874576, 920912643, 5413916207, 7017523678

Basic calculations (n = 12891330)

Multiplication

n×y
n×2 25782660
n×3 38673990
n×4 51565320
n×5 64456650

Division

n÷y
n÷2 6445665
n÷3 4297110
n÷3 3222832.5
n÷5 2578266

Exponentiation

ny
n2 166186389168900
n3 2.1423635842847E+21
n4 2.7617915944997E+28
n5 3.5603166835922E+35

Nth Root

y√n
2√n 3590.4498325419
3√n 234.47645634187
4√n 59.920362419981
5√n 26.427710770985

Divisors of 12891330

1, 2, 45, 90, 227, 454, 631, 1262, 10215, 20430, 28395, 56790, 143237, 286474, 6445665, 12891330

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 -12891329
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 12891330 can be divided by 16 positive divisors. The sum of these divisors (counting 12891330) is 1, the average is 0.0625.

Base conversion 12891330

Base System Value
2 Binary 110001001011010011000010
3 Ternary 220020221120200
4 Quaternary 301023103002
5 Quinary 11300010310
6 Senary 1140150030
8 Octal 61132302
10 Decimal 12891330
12 Duodecimal 4398316
16 Hexadecimal c4b4c2
20 Vigesimal 40b86a
36 Base36 7ob0i

Cryptographic Hash Functions

md5 876af1f6f98fd3506b1d3a6c848afe12
sha1 9f5e9bdb56fbefc8a2b60213e9be48bd95b8581a
sha256 415acab45786d06ed943114dd8efb3b9aba5d841cdad664f57eb94c155745d81
sha512 5c538f7d8a0b32611c89d64070dc4d8010923b45dee93e39675378fda2056517bd6657bf939c620ceafdabdc27d27bb010cd219721ada883a62df83e6e9acaee
ripemd-160 be7af2c5c6bc536c3ef23c9b8123d95abc3fd915

12891330 as geometric shapes

Circle

Radius = n
Diameter 25782660
Circumference 80998615.246003
Area 5.2208993933963E+14

Sphere

Radius = n
Volume 8.9739115969429E+21
Surface area 2.0883597573585E+15
Circumference 80998615.246003

Square

Length = n
Perimeter 51565320
Area 166186389168900
Diagonal 18231093.723027

Cube

Length = n
Surface area 997118335013400
Volume 2.1423635842847E+21
Space diagonal 22328438.537137

Equilateral Triangle

Length = n
Perimeter 38673990
Area 71960817391737
Altitude 11164219.268568

Triangular Pyramid

Length = n
Surface area 71960817391737
Volume 2.5247996970247E+20
Height 6077031.2410091